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Diaphragm Bar

2 pages · 10 crops · ×12 · superstructure

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The ontology would need a diaphragm tie bar component class.

How the sheets named it

4-351

Every dimension read for it30

  • 1"Diaphragm bar diameterp10 · p10_r08
  • 5"Threaded length on each endp10 · p10_r08
  • 1"Cutoff distance from beam facep10 · p10_r08
  • 1" CL.clearancep10 · p10_r01 elevation of psc beam
  • 1"cutoff distancep10 · p10_r01 elevation of psc beam
  • 1”CUT OFF EXCESS DIAPHRAGM BAR FROM BEAM FACEp10 · p10_r08 recess detail for diaphragm bar ends
  • 1”DIAPHRAGM BAR DIAMETERp10 · p10_r08 recess detail for diaphragm bar ends
  • 5”THREADED ON EACH ENDp10 · p10_r08 recess detail for diaphragm bar ends
  • 4-351Reinforcement quantityp10 · p10_r01
  • 1" in.cutoff from beam facep11 · p11_r08
  • 1" in.diaphragm bar diameterp11 · p11_r08
  • 5" in.thread length on each endp11 · p11_r08
  • 1” inCutoff distance from beam facep11 · p11_r09
  • 1” inDiaphragm bar diameterp11 · p11_r09
  • 5” inThread length on each endp11 · p11_r09
  • 1'-2 3/16"dimensionnot attributedp11 · p11_r07 general notes items 1 through 12 for beam fabrication
  • 1"diaphragm bar diameterp11 · p11_r07 general notes items 1 through 12 for beam fabrication
  • 5"thread length on each endp11 · p11_r07 general notes items 1 through 12 for beam fabrication
  • 1"cut off excess diaphragm barp11 · p11_r07 general notes items 1 through 12 for beam fabrication
  • 1"CL.p11 · p11_r08 recess detail for diaphragm bar ends
  • 1"DIAMETERp11 · p11_r08 recess detail for diaphragm bar ends
  • 5"THREADED ON EACH ENDp11 · p11_r08 recess detail for diaphragm bar ends
  • 1"centerline offsetp11 · p11_r09 detail of diaphragm bar hole washer and recess grout
  • 1"cutoff distance from beam facep11 · p11_r09 detail of diaphragm bar hole washer and recess grout
  • 1"bar diameterp11 · p11_r09 detail of diaphragm bar hole washer and recess grout
  • 5"thread length on each endp11 · p11_r09 detail of diaphragm bar hole washer and recess grout
  • 1'-2 3/16"partial dimension at top of cropnot attributedp11 · p11_r07
  • 1"excess diameter cut-off from beam facep11 · p11_r07
  • 1"diaphragm bar diameterp11 · p11_r07
  • 5"thread length on each diaphragm-bar endp11 · p11_r07

Notes on the sheets that carry it

  • p10DIAPHRAGM BAR SHALL BE A 1” DIAMETER PLAIN BAR, THREADED 5” ON EACH END, WITH 1/4” X 3 1/2” DIAMETER WASHERS AND HEX NUTS (ASTM A 709 GRADE 36).
  • p10TIGHTEN DIAPHRAGM BAR AS PER SUB-SECTION 507.3.05.C OF THE GEORGIA DOT SPECIFICATIONS.
  • p10AFTER EXCESS DIAPHRAGM BAR HAS BEEN CUT OFF, PAINT DIAPHRAGM BAR, WASHER, AND NUT EXPOSED IN RECESS WITH SPECIAL PROTECTIVE COATING NO. 2 P AS PER SECTION 535 OF THE GEORGIA DOT SPECIFICATIONS. AFTER PAINTING, FILL THE RECESS WITH AN APPROVED EPOXY GROUT.
  • p10GALVANIZING OF THE DIAPHRAGM BAR AS PER SUB-SECTION 865.2.01.B.12 OF THE GEORGIA DOT SPECIFICATIONS IS NOT REQUIRED.
  • p101. BEAMS SHALL BE MAINTAINED IN AN UPRIGHT POSITION AT ALL TIMES AND SHALL BE PICKED UP WITHIN 4'-6" FROM THEIR ENDS. DISREGARDING THIS REQUIREMENT COULD LEAD TO COLLAPSE OF THE BEAM. PICK-UPS SHALL BE EMBEDDED TO WITHIN 4" OF THE BOTTOM OF THE BEAM. DETAILS OF PICK-UPS SHALL BE PROVIDED IN THE SHOP DRAWINGS.
  • p102. CHAMFER EDGES OF BEAMS ½" OR ¾".
  • p103. HORIZONTAL DIMENSIONS ARE IN PLACE DIMENSIONS. THE BEAM LENGTH INCLUDES THE ⅛" EPOXY MORTAR AT EACH END. SHOP DRAWINGS SHALL ADJUST HORIZONTAL DIMENSIONS FOR GRADE AND FABRICATION EFFECTS SUCH AS SHRINKAGE AND ELASTIC SHORTENING.
  • p104. AT ℄ BEARING, FORM A 1¾" DIAMETER X 7" DEEP HOLE AT THE FIXED ENDS AND A 4" X 1¾" X 7" DEEP SLOT AT THE EXPANSION ENDS WITH A 1½" DIAMETER SMOOTH DOWEL. SEE BEARING PLAN AND BEAM ELEVATION SHEET FOR LOCATION OF FIXED AND EXPANSION ENDS. partial
  • p10OMIT HOLE AT BEAMS 1 AND 7
  • p10OMIT HOLE AT BEAMS 6 AND 12
  • p10CUT OFF EXCESS DIAPHRAGM BAR 1" FROM BEAM FACE.
  • p10ALL DIMENSIONS ARE ALONG ℄ BEAM
  • p101. BEAMS SHALL BE MAINTAINED IN AN UPRIGHT POSITION AT ALL TIMES AND SHALL BE PICKED UP WITHIN 4'-6" FROM THEIR ENDS. DISREGARDING THIS REQUIREMENT COULD LEAD TO COLLAPSE OF THE BEAM. PICK-UPS SHALL BE EMBEDDED TO WITHIN 4" OF THE BOTTOM OF THE BEAM. DETAILS OF PICK-UPS SHALL BE INCLUDED IN THE SHOP DRAWINGS.
  • p103. HORIZONTAL DIMENSIONS ARE IN PLACE DIMENSIONS. THE BEAM LENGTH INCLUDES THE ⅛" EPOXY MORTAR AT EACH END. SHOP DRAWINGS SHALL ADJUST HORIZONTAL DIMENSIONS FOR GRADE AND COMPENSATE FOR ELASTIC ABREVIATION OF PRESTRESSING STRANDS.
  • p104. AT ℄ BEARING, FORM A 1¾" DIAMETER X 7" DEEP HOLE AT THE FIXED ENDS AND A 4" X 1¾" X 7" DEEP SLOT AT THE EXPANSION ENDS FOR A 1½" DIAMETER SMOOTH DOWEL. SEE PLAN AND ELEVATION SHEET FOR LOCATION OF FIXED AND EXPANSION ENDS.
  • p111. BEAMS SHALL BE MAINTAINED IN AN UPRIGHT POSITION AT ALL TIMES AND SHALL BE PICKED UP WITHIN 5'-6" FROM THEIR ENDS. DISREGARDING THIS REQUIREMENT COULD LEAD TO COLLAPSE OF THE BEAM. PICK-UPS SHALL BE EMBEDDED TO WITHIN 4" OF THE BOTTOM OF THE BEAM. DETAILS OF PICK-UPS SHALL BE INCLUDED IN THE SHOP DRAWINGS.
  • p112. CHAMFER EDGES OF BEAMS 1/2" OR 3/4".
  • p113. HORIZONTAL DIMENSIONS ARE IN PLACE DIMENSIONS. THE BEAM LENGTH INCLUDES THE 1/8" EPOXY MORTAR AT EACH END. SHOP DRAWINGS SHALL ADJUST HORIZONTAL DIMENSIONS FOR GRADE AND FABRICATION EFFECTS SUCH AS SHRINKAGE AND ELASTIC SHORTENING.
  • p114. AT ℄ BEARING, FORM A 1 3/4" DIAMETER X 7" DEEP HOLE AT THE FIXED ENDS AND A 4" X 1 3/4" X 7" DEEP SLOT AT THE EXPANSION ENDS FOR A 1 1/2" DIAMETER SMOOTH DOWEL. SEE PLAN AND ELEVATION SHEET FOR LOCATION OF FIXED AND EXPANSION ENDS.
  • p115. TOPS OF BEAMS SHALL BE ROUGH FLOATED AT APPROXIMATELY THE TIME OF INITIAL SET. ENTIRE TOP SHALL BE SCRUBBED TRANSVERSELY WITH A COARSE BRUSH TO REMOVE ALL LAITANCE AND TO PRODUCE A ROUGHENED SURFACE FOR BONDING TO THE SLAB. ROUGHENED SURFACE SHALL HAVE AN AMPLITUDE OF APPROXIMATELY 1/4". CONCRETE FINS OR PROJECTIONS SHALL BE REMOVED TO PRODUCE A VERTICAL FACE AT THE EDGE OF THE BEAM.
  • p116. ALL HOLES FORMED INTO THE BEAMS TO FACILITATE TRANSPORT SHALL BE FILLED AND GIVEN A TYPE I FINISH, PRIOR TO ACCEPTANCE OF THE BEAM. REMOVE TWO OR SIMILAR FORMING MATERIALS FROM EACH HOLE, EXPOSING THE CONCRETE SURFACE. COAT INTERIOR OF HOLE WITH A TYPE II EPOXY RESIN ADHESIVE IN ACCORDANCE WITH GEORGIA STANDARD SPECIFICATION 886 AND FILL WITH A RAPID SETTING PATCHING MATERIAL IN ACCORDANCE WITH GEORGIA STANDARD SPECIFICATION 934.
  • p117. NON-COMPOSITE DEAD LOAD DEFLECTION (ΔNC) AT THE MIDPOINT IS DUE TO THE WEIGHT OF THE SLAB AND COPING.
  • p118. COMPOSITE DEAD LOAD DEFLECTION (ΔC) AT THE MIDPOINT IS DUE TO THE WEIGHT OF BARRIER.
  • p119. STRANDS SHALL MEET ALL REQUIREMENTS OF ASTM A 416 GRADE 270.
  • p1110. PRESTRESSING DATA IS AS FOLLOWS:
  • p11A. USE 36 - 1/2" DIAMETER SPECIAL LOW-RELAXATION (A = 0.167 SQ IN) STRANDS. PRETENSION STRANDS TO 33,818 LBS EACH.
  • p11B. PRETENSIONED STRANDS SHALL BE RELEASED AFTER THE CONCRETE HAS REACHED A MINIMUM STRENGTH (f'ci) OF 5,200 PSI.
  • p11C. INCLUDING THE TOP STRANDS, THE TOTAL JACKING FORCE OF PRETENSIONING IS 1,217,430 LBS.
  • p11D. INCLUDING THE TOP STRANDS, THE NET PRESTRESSING FORCE OF THE STRANDS AFTER ALL LOSSES IS 930,145 LBS.
  • p1111. CONCRETE STRENGTH (f'c) = 6,500 PSI.
  • p1112. ALLOWABLE PSC BEAM TENSION = 484 PSI.
  • p11⊗ DIAPHRAGM BAR SHALL BE A 1" DIAMETER PLAIN BAR, THREADED 5" ON EACH END, WITH 1/4" x 3 1/2" DIAMETER WASHERS AND NUTS (ASTM A 105 GRADE 36).
  • p11AFTER EXCESS DIAPHRAGM BAR HAS BEEN CUT OFF, PA… DIAPHRAGM BAR, WASHER, AND NUT EXPOSED IN RECESS … SPECIAL PROTECTIVE COATING NO. 2 AS PER SECTION 535 … THE GEORGIA DOT SPECIFICATIONS. AFTER PAINTING, FILL RECESS WITH AN APPROVED EPOXY GROUT.
  • p11GALVANIZING OF THE DIAPHRAGM BAR AS PER SUB-SECTI… 865.2.01.B.2 OF THE GEORGIA DOT SPECIFICATIONS IS NOT REQUIRED.
  • p11DIAPHRAGM BAR SHALL BE A 1" DIAMETER PLAIN BAR, THREADED 5" ON EACH END, WITH 1/4" X 3½" DIAMETER WASHERS AND HEX NUTS (ASTM A 709 GRADE 36).
  • p116. ALL HOLES FORMED INTO THE BEAMS TO FACILITATE TRANSPORT SHALL BE FILLED AND GIVEN A TYPE I FINISH, PRIOR TO ACCEPTANCE OF THE BEAM. REMOVE PVC OR SIMILAR FORMING MATERIALS FROM EACH HOLE, EXPOSING THE CONCRETE SURFACE. COAT INTERIOR OF HOLE WITH A TYPE III EPOXY RESIN ADHESIVE IN ACCORDANCE WITH GEORGIA STANDARD SPECIFICATION 886 AND FILL WITH A RAPID SETTING PATCHING MATERIAL IN ACCORDANCE WITH GEORGIA STANDARD SPECIFICATION 934.
  • p11B. PRETENSIONED STRANDS SHALL BE RELEASED AFTER THE CONCRETE HAS REACHED A MINIMUM STRENGTH (fci) OF 5,200 PSI.
  • p11DIAPHRAGM BAR SHALL BE A 1" DIAMETER PLAIN BAR, THREADED 5" ON EACH END, WITH 1/4" X 3 1/2" DIAMETER WASHERS AND H… NUTS (ASTM A 105 GRADE 36).
  • p11TIGHTEN DIAPHRAGM BAR AS PER SUB-SECTION 507.3.05.C O… THE GEORGIA DOT SPECIFICATIONS.
  • p11AFTER EXCESS DIAPHRAGM BAR HAS BEEN CUT OFF, PAIN… DIAPHRAGM BAR, WASHER, AND NUT EXPOSED IN RECESS WITH SPECIAL PROTECTIVE COATING NO. 2 P AS PER SECTION 535 OF THE GEORGIA DOT SPECIFICATIONS. AFTER PAINTING, FILL TH… RECESS WITH AN APPROVED EPOXY GROUT.

Every crop it was read in — the drawing beside what the model took off it

Page 10

crop

p10_r08

page 10 · diaphragm_bar_recess_p10_r08
Original
p10_r08
{
  "view": "Detail",
  "objects": [
    {
      "name": "diaphragm bar",
      "tag": "",
      "shape": "cylindrical threaded bar",
      "material": "plain bar",
      "count": 1,
      "note": "Threaded 5\" on each end; excess bar is cut off 1\" from beam face."
    },
    {
      "name": "washer",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "Shown at diaphragm bar end; specified as 1/4\" x 3 1/2\" diameter."
    },
    {
      "name": "hex nut",
      "tag": "",
      "shape": "hexagonal",
      "material": "",
      "count": 1,
      "note": "Shown at diaphragm bar end."
    },
    {
      "name": "diaphragm bar recess",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "5\" DIA. recess shown at beam face."
    },
    {
      "name": "beam",
      "tag": "",
      "shape": "rectangular",
      "material": "",
      "count": 1,
      "note": "Only a local portion at the diaphragm bar end is shown."
    },
    {
      "name": "reinforcement bar",
      "tag": "4-#5I",
      "shape": "linear",
      "material": "",
      "count": 4,
      "note": "Callout reads \"4-#5I AT 4\" EACH WAY\"; final character of bar designation is unclear."
    }
  ],
  "measurements": [
    {
      "label": "Centerline dimension",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar / beam detail"
    },
    {
      "label": "Dimension",
      "value": "3\"",
      "unit": "",
      "appliesTo": "diaphragm bar recess detail"
    },
    {
      "label": "Hole diameter",
      "value": "2\"",
      "unit": "",
      "appliesTo": "hole"
    },
    {
      "label": "Recess diameter",
      "value": "5\"",
      "unit": "",
      "appliesTo": "diaphragm bar recess"
    },
    {
      "label": "Reinforcement spacing",
      "value": "4\"",
      "unit": "",
      "appliesTo": "4-#5I reinforcement bar"
    },
    {
      "label": "Diaphragm bar diameter",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "Threaded length on each end",
      "value": "5\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "Washer thickness",
      "value": "1/4\"",
      "unit": "",
      "appliesTo": "washer"
    },
    {
      "label": "Washer diameter",
      "value": "3 1/2\"",
      "unit": "",
      "appliesTo": "washer"
    },
    {
      "label": "Cutoff distance from beam face",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    }
  ],
  "notes": [
    "DIAPHRAGM BAR SHALL BE A 1” DIAMETER PLAIN BAR, THREADED 5” ON EACH END, WITH 1/4” X 3 1/2” DIAMETER WASHERS AND HEX NUTS (ASTM A 709 GRADE 36).",
    "TIGHTEN DIAPHRAGM BAR AS PER SUB-SECTION 507.3.05.C OF THE GEORGIA DOT SPECIFICATIONS.",
    "AFTER EXCESS DIAPHRAGM BAR HAS BEEN CUT OFF, PAINT DIAPHRAGM BAR, WASHER, AND NUT EXPOSED IN RECESS WITH SPECIAL PROTECTIVE COATING NO. 2 P AS PER SECTION 535 OF THE GEORGIA DOT SPECIFICATIONS. AFTER PAINTING, FILL THE RECESS WITH AN APPROVED EPOXY GROUT.",
    "GALVANIZING OF THE DIAPHRAGM BAR AS PER SUB-SECTION 865.2.01.B.12 OF THE GEORGIA DOT SPECIFICATIONS IS NOT REQUIRED."
  ],
  "labels": [
    "RECESS DETAIL FOR DIAPHRAGM BAR ENDS",
    "2” DIAMETER HOLE",
    "4-#5I AT 4” EACH WAY",
    "CUT OFF EXCESS DIAPHRAGM BAR 1” FROM BEAM FACE."
  ],
  "description": "This crop is a recess detail for diaphragm bar ends at a beam face. It shows the local diaphragm bar, threaded end, washer and hex nut arrangement within a circular recess, together with installation, coating, and grout notes."
}

p10_r08Detail

  • diaphragm bar×1cylindrical threaded barplain barThreaded 5" on each end; excess bar is cut off 1" from beam face.

1" Centerline dimension3" Dimension2" Hole diameter5" Recess diameter4" Reinforcement spacing1" Diaphragm bar diameter5" Threaded length on each end1/4" Washer thickness+2 more

crop

p10_r01 elevation of psc beam

page 10 · gdot_plan_ab5a9057847f41e3bb9d0ead3c6f2c22_p10_r01_elevation_of_psc_beam
Original
p10_r01 elevation of psc beam
{
  "view": "Elevation",
  "objects": [
    {
      "name": "beam",
      "tag": "",
      "shape": "rectangular",
      "material": "",
      "count": 1,
      "note": "Longitudinal beam elevation; dimensions are along C/L beam."
    },
    {
      "name": "diaphragm bar hole",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 2,
      "note": "Two holes are drawn in the elevation; callouts state omissions at specified beams."
    },
    {
      "name": "draped strands",
      "tag": "",
      "shape": "draped",
      "material": "",
      "count": 6,
      "note": "Shown as dashed draped lines."
    },
    {
      "name": "low friction type hold down",
      "tag": "",
      "shape": "",
      "material": "",
      "count": 1,
      "note": "Called out at the lower face near the beam midpoint/right side."
    },
    {
      "name": "diaphragm bar",
      "tag": "",
      "shape": "straight bar",
      "material": "",
      "count": null,
      "note": "Shown in the partial detail at lower right; callout instructs cutoff from beam face."
    }
  ],
  "measurements": [
    {
      "label": "SPAN LENGTH",
      "value": "55'-0\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "BEAM LENGTH",
      "value": "53'-7⅝\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "midpoint dimension",
      "value": "26'-9¹³⁄₁₆\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "dimension at midpoint/right",
      "value": "9⁵⁄₁₆\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "spacing",
      "value": "3 SPACES AT 24\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "spacing",
      "value": "6\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "spacing",
      "value": "18 SPACES AT 12\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "spacing",
      "value": "4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "spacing",
      "value": "3 SPACES AT 4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "end spacing",
      "value": "2\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "bar callout",
      "value": "2-550 AT EACH LOCATION",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "bar callout",
      "value": "2-450",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "vertical dimension",
      "value": "1'-9\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "hole diameter",
      "value": "2\"",
      "unit": "",
      "appliesTo": "diaphragm bar hole"
    },
    {
      "label": "hole spacing",
      "value": "6⅞\"",
      "unit": "",
      "appliesTo": "diaphragm bar hole"
    },
    {
      "label": "hole spacing",
      "value": "6⅞\"",
      "unit": "",
      "appliesTo": "diaphragm bar hole"
    },
    {
      "label": "bar callout",
      "value": "10-350 AT 6\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "vertical dimension",
      "value": "8'-4⅝\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "end dimension",
      "value": "2½\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "bar callout",
      "value": "2-651 AT EACH LOCATION",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "bar callout",
      "value": "2-452",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "end dimension",
      "value": "10³⁄₁₆\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "bearing offset",
      "value": "8\"",
      "unit": "",
      "appliesTo": "bearing"
    },
    {
      "label": "end dimension",
      "value": "1'-6³⁄₁₆\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "BEARING TO BEARING",
      "value": "52'-3⅝\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "bearing offset",
      "value": "8\"",
      "unit": "",
      "appliesTo": "bearing"
    },
    {
      "label": "end dimension",
      "value": "6³⁄₁₆\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "end dimension",
      "value": "1'-2³⁄₁₆\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "clearance",
      "value": "1\" CL.",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "dimension",
      "value": "3\"",
      "unit": "",
      "appliesTo": "diaphragm bar detail"
    },
    {
      "label": "hole diameter",
      "value": "2\"",
      "unit": "",
      "appliesTo": "diaphragm bar hole"
    },
    {
      "label": "bar callout",
      "value": "4-351 AT 4\" EACH WAY",
      "unit": "",
      "appliesTo": "diaphragm bar detail"
    },
    {
      "label": "diameter",
      "value": "5\" DIA.",
      "unit": "",
      "appliesTo": "diaphragm bar detail"
    },
    {
      "label": "cutoff distance",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    }
  ],
  "notes": [
    "1. BEAMS SHALL BE MAINTAINED IN AN UPRIGHT POSITION AT ALL TIMES AND SHALL BE PICKED UP WITHIN 4'-6\" FROM THEIR ENDS. DISREGARDING THIS REQUIREMENT COULD LEAD TO COLLAPSE OF THE BEAM. PICK-UPS SHALL BE EMBEDDED TO WITHIN 4\" OF THE BOTTOM OF THE BEAM. DETAILS OF PICK-UPS SHALL BE PROVIDED IN THE SHOP DRAWINGS.",
    "2. CHAMFER EDGES OF BEAMS ½\" OR ¾\".",
    "3. HORIZONTAL DIMENSIONS ARE IN PLACE DIMENSIONS. THE BEAM LENGTH INCLUDES THE ⅛\" EPOXY MORTAR AT EACH END. SHOP DRAWINGS SHALL ADJUST HORIZONTAL DIMENSIONS FOR GRADE AND FABRICATION EFFECTS SUCH AS SHRINKAGE AND ELASTIC SHORTENING.",
    "4. AT ℄ BEARING, FORM A 1¾\" DIAMETER X 7\" DEEP HOLE AT THE FIXED ENDS AND A 4\" X 1¾\" X 7\" DEEP SLOT AT THE EXPANSION ENDS WITH A 1½\" DIAMETER SMOOTH DOWEL. SEE BEARING PLAN AND BEAM ELEVATION SHEET FOR LOCATION OF FIXED AND EXPANSION ENDS. partial",
    "OMIT HOLE AT BEAMS 1 AND 7",
    "OMIT HOLE AT BEAMS 6 AND 12",
    "CUT OFF EXCESS DIAPHRAGM BAR 1\" FROM BEAM FACE.",
    "ALL DIMENSIONS ARE ALONG ℄ BEAM"
  ],
  "labels": [
    "B.F.P.R.",
    "℄ BENT",
    "MIDPOINT, DETAILS SYMMETRICAL ABOUT MIDPOINT UNLESS NOTED",
    "℄ BEARING",
    "℄ LOW FRICTION TYPE HOLD DOWN",
    "NOTES",
    "ELEVATION"
  ],
  "description": "This crop shows the longitudinal elevation of a beam, with overall span and beam lengths, bearing-centerline dimensions, reinforcement/bar callouts, draped strands, and diaphragm-bar hole locations. Notes below the elevation address beam handling, chamfers, dimensional adjustments, and bearing-end hole/slot provisions; a partial diaphragm-bar detail is shown at lower right."
}

p10_r01 elevation of psc beamElevation

  • diaphragm barstraight barShown in the partial detail at lower right; callout instructs cutoff from beam face.

55'-0" SPAN LENGTH53'-7⅝" BEAM LENGTH26'-9¹³⁄₁₆" midpoint dimension9⁵⁄₁₆" dimension at midpoint/right3 SPACES AT 24" spacing6" spacing18 SPACES AT 12" spacing4" spacing+26 more

crop

p10_r08 recess detail for diaphragm bar ends

page 10 · gdot_plan_ab5a9057847f41e3bb9d0ead3c6f2c22_p10_r08_recess_detail_for_diaphragm_bar_ends
Original
p10_r08 recess detail for diaphragm bar ends
{
  "view": "Detail",
  "objects": [
    {
      "name": "diaphragm bar",
      "tag": "",
      "shape": "cylindrical plain bar, threaded at end",
      "material": "",
      "count": 1,
      "note": "Bar end shown in recess detail."
    },
    {
      "name": "washer",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "Washer shown at the diaphragm bar end."
    },
    {
      "name": "hex nut",
      "tag": "",
      "shape": "hexagonal",
      "material": "",
      "count": 1,
      "note": "Nut shown at the diaphragm bar end."
    },
    {
      "name": "recess",
      "tag": "",
      "shape": "rectangular section with circular opening",
      "material": "",
      "count": 1,
      "note": "Recess at beam face for diaphragm bar end."
    },
    {
      "name": "hole",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "Called out as 2” DIAMETER HOLE."
    },
    {
      "name": "reinforcement bars",
      "tag": "",
      "shape": "circular in section",
      "material": "",
      "count": null,
      "note": "Callout reads partial/uncertain: “4-#5I AT 4” EACH WAY.”"
    },
    {
      "name": "beam face",
      "tag": "",
      "shape": "rectangular section",
      "material": "",
      "count": 1,
      "note": "Excess diaphragm bar is to be cut off from this face."
    }
  ],
  "measurements": [
    {
      "label": "CL.",
      "value": "1”",
      "unit": "",
      "appliesTo": "recess detail"
    },
    {
      "label": "",
      "value": "3”",
      "unit": "",
      "appliesTo": "recess detail"
    },
    {
      "label": "DIAMETER HOLE",
      "value": "2”",
      "unit": "",
      "appliesTo": "hole"
    },
    {
      "label": "AT",
      "value": "4”",
      "unit": "",
      "appliesTo": "reinforcement bars"
    },
    {
      "label": "DIA.",
      "value": "5”",
      "unit": "",
      "appliesTo": "recess"
    },
    {
      "label": "CUT OFF EXCESS DIAPHRAGM BAR FROM BEAM FACE",
      "value": "1”",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "DIAPHRAGM BAR DIAMETER",
      "value": "1”",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "THREADED ON EACH END",
      "value": "5”",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "WASHER THICKNESS",
      "value": "1/4”",
      "unit": "",
      "appliesTo": "washer"
    },
    {
      "label": "WASHER DIAMETER",
      "value": "3 1/2”",
      "unit": "",
      "appliesTo": "washer"
    }
  ],
  "notes": [
    "DIAPHRAGM BAR SHALL BE A 1” DIAMETER PLAIN BAR, THREADED 5” ON EACH END, WITH 1/4” X 3 1/2” DIAMETER WASHERS AND HEX NUTS (ASTM A 709 GRADE 36).",
    "TIGHTEN DIAPHRAGM BAR AS PER SUB-SECTION 507.3.05.C OF THE GEORGIA DOT SPECIFICATIONS.",
    "AFTER EXCESS DIAPHRAGM BAR HAS BEEN CUT OFF, PAINT DIAPHRAGM BAR, WASHER, AND NUT EXPOSED IN RECESS WITH SPECIAL PROTECTIVE COATING NO. 2 P AS PER SECTION 535 OF THE GEORGIA DOT SPECIFICATIONS. AFTER PAINTING, FILL THE RECESS WITH AN APPROVED EPOXY GROUT.",
    "GALVANIZING OF THE DIAPHRAGM BAR AS PER SUB-SECTION 865.2.01.B.12 OF THE GEORGIA DOT SPECIFICATIONS IS NOT REQUIRED."
  ],
  "labels": [
    "RECESS DETAIL FOR DIAPHRAGM BAR ENDS"
  ],
  "description": "This crop is a recess detail for an end of a diaphragm bar at a beam face. It shows the threaded bar, washer, hex nut, hole and recess geometry, with installation, coating, grout, and galvanizing requirements."
}

p10_r08 recess detail for diaphragm bar endsDetail

  • diaphragm bar×1cylindrical plain bar, threaded at endBar end shown in recess detail.

1” CL.3”2” DIAMETER HOLE4” AT5” DIA.1” CUT OFF EXCESS DIAPHRAGM BAR FROM BEAM FACE1” DIAPHRAGM BAR DIAMETER5” THREADED ON EACH END+2 more

crop

p10_r01

page 10 · psc_beam_p10_r01
Original
p10_r01
{
  "view": "Elevation",
  "objects": [
    {
      "name": "prestressed concrete beam",
      "tag": "",
      "shape": "rectangular longitudinal beam",
      "material": "prestressed concrete",
      "count": 1,
      "note": "Elevation shows internal draped strands and end-region strand layouts."
    },
    {
      "name": "prestressing strands",
      "tag": "2-550",
      "shape": "draped",
      "material": "",
      "count": null,
      "note": "Called out at each location."
    },
    {
      "name": "prestressing strands",
      "tag": "2-450",
      "shape": "draped",
      "material": "",
      "count": 2,
      "note": ""
    },
    {
      "name": "prestressing strands",
      "tag": "2-651",
      "shape": "draped",
      "material": "",
      "count": null,
      "note": "Called out at each location."
    },
    {
      "name": "draped strands",
      "tag": "",
      "shape": "draped",
      "material": "",
      "count": 6,
      "note": ""
    },
    {
      "name": "diaphragm-bar hole",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": null,
      "note": "One hole is called out to be omitted at beams 6 and 12; another is called out to be omitted at beams 1 and 7."
    },
    {
      "name": "diaphragm bar",
      "tag": "4-351",
      "shape": "bar",
      "material": "",
      "count": 4,
      "note": "Shown in partial detail at lower right; called out each way."
    }
  ],
  "measurements": [
    {
      "label": "Span length",
      "value": "55'-0\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Beam length",
      "value": "53'-7⅝\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Midpoint to indicated location",
      "value": "26'-9¹³⁄₁₆\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Dimension at midpoint",
      "value": "9³⁄₁₆\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Spacing",
      "value": "3 SPACES AT 24\"",
      "unit": "",
      "appliesTo": "beam strand layout"
    },
    {
      "label": "Spacing",
      "value": "6\"",
      "unit": "",
      "appliesTo": "beam strand layout"
    },
    {
      "label": "Spacing",
      "value": "18 SPACES AT 12\"",
      "unit": "",
      "appliesTo": "beam strand layout"
    },
    {
      "label": "Spacing",
      "value": "4\"",
      "unit": "",
      "appliesTo": "beam strand layout"
    },
    {
      "label": "Spacing",
      "value": "3 SPACES AT 4\"",
      "unit": "",
      "appliesTo": "beam strand layout"
    },
    {
      "label": "End dimension",
      "value": "2\"",
      "unit": "",
      "appliesTo": "beam strand layout"
    },
    {
      "label": "Strand quantity",
      "value": "2-550",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "Strand quantity",
      "value": "2-450",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "Strand quantity",
      "value": "2-651",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "Diameter",
      "value": "2\"",
      "unit": "",
      "appliesTo": "diaphragm-bar hole"
    },
    {
      "label": "Vertical dimension",
      "value": "1'-9\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Horizontal dimension",
      "value": "6⅞\"",
      "unit": "",
      "appliesTo": "beam diaphragm-bar hole location"
    },
    {
      "label": "Horizontal dimension",
      "value": "6⅞\"",
      "unit": "",
      "appliesTo": "beam diaphragm-bar hole location"
    },
    {
      "label": "Vertical dimension",
      "value": "8-451",
      "unit": "",
      "appliesTo": "beam end reinforcement callout"
    },
    {
      "label": "Strand quantity and spacing",
      "value": "10-350 AT 6\"",
      "unit": "",
      "appliesTo": "beam end reinforcement callout"
    },
    {
      "label": "End dimension",
      "value": "2-½\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Reinforcement callout",
      "value": "2-452",
      "unit": "",
      "appliesTo": "beam end reinforcement"
    },
    {
      "label": "Draped strand quantity",
      "value": "6",
      "unit": "",
      "appliesTo": "draped strands"
    },
    {
      "label": "Dimension",
      "value": "10³⁄₁₆\"",
      "unit": "",
      "appliesTo": "bearing end of beam"
    },
    {
      "label": "Dimension",
      "value": "8\"",
      "unit": "",
      "appliesTo": "bearing end of beam"
    },
    {
      "label": "Bearing end dimension",
      "value": "1'-6³⁄₁₆\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Bearing to bearing",
      "value": "52'-5⅜\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Dimension",
      "value": "8\"",
      "unit": "",
      "appliesTo": "bearing end of beam"
    },
    {
      "label": "Dimension",
      "value": "6³⁄₁₆\"",
      "unit": "",
      "appliesTo": "bearing end of beam"
    },
    {
      "label": "Bearing end dimension",
      "value": "1'-2³⁄₁₆\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Delta NC",
      "value": "½\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Delta C",
      "value": "¹⁄₁₆\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Detail centerline dimension",
      "value": "1\"",
      "unit": "",
      "appliesTo": "partial diaphragm-bar detail"
    },
    {
      "label": "Detail dimension",
      "value": "3\"",
      "unit": "",
      "appliesTo": "partial diaphragm-bar detail"
    },
    {
      "label": "Diameter",
      "value": "2\"",
      "unit": "",
      "appliesTo": "diaphragm-bar hole"
    },
    {
      "label": "Reinforcement quantity",
      "value": "4-351",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "Diameter",
      "value": "5\" DIA.",
      "unit": "",
      "appliesTo": "partial diaphragm-bar detail"
    },
    {
      "label": "Cut-off distance",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar from beam face"
    },
    {
      "label": "Pick-up distance from beam ends",
      "value": "4'-6\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Pick-up embedment from beam bottom",
      "value": "4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "Chamfer size",
      "value": "½\"",
      "unit": "",
      "appliesTo": "beam edges"
    },
    {
      "label": "Chamfer size",
      "value": "¾\"",
      "unit": "",
      "appliesTo": "beam edges"
    },
    {
      "label": "Epoxy mortar thickness",
      "value": "⅛\"",
      "unit": "",
      "appliesTo": "beam ends"
    },
    {
      "label": "Fixed-end hole diameter",
      "value": "1¾\"",
      "unit": "",
      "appliesTo": "bearing end"
    },
    {
      "label": "Fixed-end hole depth",
      "value": "7\"",
      "unit": "",
      "appliesTo": "bearing end"
    },
    {
      "label": "Expansion-end slot size",
      "value": "4\" x 1¾\" x 7\"",
      "unit": "",
      "appliesTo": "bearing end"
    },
    {
      "label": "Smooth dowel diameter",
      "value": "1½\"",
      "unit": "",
      "appliesTo": "bearing end"
    }
  ],
  "notes": [
    "1. BEAMS SHALL BE MAINTAINED IN AN UPRIGHT POSITION AT ALL TIMES AND SHALL BE PICKED UP WITHIN 4'-6\" FROM THEIR ENDS. DISREGARDING THIS REQUIREMENT COULD LEAD TO COLLAPSE OF THE BEAM. PICK-UPS SHALL BE EMBEDDED TO WITHIN 4\" OF THE BOTTOM OF THE BEAM. DETAILS OF PICK-UPS SHALL BE INCLUDED IN THE SHOP DRAWINGS.",
    "2. CHAMFER EDGES OF BEAMS ½\" OR ¾\".",
    "3. HORIZONTAL DIMENSIONS ARE IN PLACE DIMENSIONS. THE BEAM LENGTH INCLUDES THE ⅛\" EPOXY MORTAR AT EACH END. SHOP DRAWINGS SHALL ADJUST HORIZONTAL DIMENSIONS FOR GRADE AND COMPENSATE FOR ELASTIC ABREVIATION OF PRESTRESSING STRANDS.",
    "4. AT ℄ BEARING, FORM A 1¾\" DIAMETER X 7\" DEEP HOLE AT THE FIXED ENDS AND A 4\" X 1¾\" X 7\" DEEP SLOT AT THE EXPANSION ENDS FOR A 1½\" DIAMETER SMOOTH DOWEL. SEE PLAN AND ELEVATION SHEET FOR LOCATION OF FIXED AND EXPANSION ENDS.",
    "OMIT HOLE AT BEAMS 6 AND 12",
    "OMIT HOLE AT BEAMS 1 AND 7",
    "CUT OFF EXCESS DIAPHRAGM BAR 1\" FROM BEAM FACE.",
    "ALL DIMENSIONS ARE ALONG ℄ BEAM"
  ],
  "labels": [
    "B.F.P.R.",
    "℄ BENT",
    "℄ BEARING",
    "℄ LOW FRICTION TYPE HOLD DOWN",
    "NOTES",
    "ELEVATION"
  ],
  "description": "This crop shows the elevation of a single prestressed concrete beam between bearing centerlines, with span and beam lengths, strand layouts, draped strands, and diaphragm-bar hole locations. It also includes beam handling, chamfer, dimensional, and bearing-end dowel notes, plus a partial diaphragm-bar detail at the lower right."
}

p10_r01Elevation

  • diaphragm bar4-351×4barShown in partial detail at lower right; called out each way.

55'-0" Span length53'-7⅝" Beam length26'-9¹³⁄₁₆" Midpoint to indicated location9³⁄₁₆" Dimension at midpoint3 SPACES AT 24" Spacing6" Spacing18 SPACES AT 12" Spacing4" Spacing+38 more

Page 11

crop

p11_r08

page 11 · diaphragm_bar_recess_p11_r08
Original
p11_r08
{
  "view": "Detail",
  "objects": [
    {
      "name": "beam",
      "tag": "",
      "shape": "rectangular, partial",
      "material": "",
      "count": 1,
      "note": "Beam face is shown at the diaphragm bar end recess."
    },
    {
      "name": "diaphragm bar",
      "tag": "",
      "shape": "straight plain bar, threaded at end shown",
      "material": "",
      "count": 1,
      "note": "Bar end is shown in a recessed beam-face detail."
    },
    {
      "name": "recess",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "Recess at diaphragm bar end."
    },
    {
      "name": "hole",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "Called out as a diameter hole."
    },
    {
      "name": "reinforcement bars",
      "tag": "4-#5I",
      "shape": "straight bars, shown in section",
      "material": "",
      "count": 4,
      "note": "Located at 4\" each way."
    },
    {
      "name": "washer",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "Washer is shown at the bar end."
    },
    {
      "name": "hex nut",
      "tag": "",
      "shape": "hexagonal",
      "material": "",
      "count": 1,
      "note": "Hex nut is shown at the bar end."
    }
  ],
  "measurements": [
    {
      "label": "centerline offset",
      "value": "1\"",
      "unit": "in.",
      "appliesTo": "diaphragm bar recess"
    },
    {
      "label": "horizontal dimension",
      "value": "3\"",
      "unit": "in.",
      "appliesTo": "diaphragm bar recess"
    },
    {
      "label": "diameter hole",
      "value": "2\"",
      "unit": "in.",
      "appliesTo": "hole"
    },
    {
      "label": "reinforcement quantity and spacing",
      "value": "4-#5I AT 4\" EACH WAY",
      "unit": "in.",
      "appliesTo": "4-#5I"
    },
    {
      "label": "recess diameter",
      "value": "5\" DIA.",
      "unit": "in.",
      "appliesTo": "recess"
    },
    {
      "label": "cutoff from beam face",
      "value": "1\"",
      "unit": "in.",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "diaphragm bar diameter",
      "value": "1\"",
      "unit": "in.",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "thread length on each end",
      "value": "5\"",
      "unit": "in.",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "washer thickness and diameter",
      "value": "1/4\" X 3 1/2\" DIAMETER",
      "unit": "in.",
      "appliesTo": "washer"
    }
  ],
  "notes": [
    "⊛ DIAPHRAGM BAR SHALL BE A 1” DIAMETER PLAIN BAR, THREADED 5” ON EACH END, WITH 1/4” X 3 1/2” DIAMETER WASHERS AND HEX NUTS (ASTM A 709 GRADE 36).",
    "TIGHTEN DIAPHRAGM BAR AS PER SUB-SECTION 507.3.05.C OF THE GEORGIA DOT SPECIFICATIONS.",
    "AFTER EXCESS DIAPHRAGM BAR HAS BEEN CUT OFF, PAINT DIAPHRAGM BAR, WASHER, AND NUT EXPOSED IN RECESS WITH SPECIAL PROTECTIVE COATING NO. 2 P AS PER SECTION 535 OF THE GEORGIA DOT SPECIFICATIONS. AFTER PAINTING, FILL THE RECESS WITH AN APPROVED EPOXY GROUT.",
    "GALVANIZING OF THE DIAPHRAGM BAR AS PER SUB-SECTION 865.2.01.B.12 OF THE GEORGIA DOT SPECIFICATIONS IS NOT REQUIRED."
  ],
  "labels": [
    "RECESS DETAIL FOR DIAPHRAGM BAR ENDS"
  ],
  "description": "This crop is a recess detail for diaphragm bar ends at a beam face. It shows a threaded diaphragm bar, washer and hex nut within a 5-inch-diameter recess, together with the adjacent hole and reinforcing-bar callout. The accompanying notes specify tightening, protective coating, epoxy grout filling, and that galvanizing is not required."
}

p11_r08Detail

  • diaphragm bar×1straight plain bar, threaded at end shownBar end is shown in a recessed beam-face detail.

1" in. centerline offset3" in. horizontal dimension2" in. diameter hole4-#5I AT 4" EACH WAY in. reinforcement quantity and spacing5" DIA. in. recess diameter1" in. cutoff from beam face1" in. diaphragm bar diameter5" in. thread length on each end+1 more

crop

p11_r09

page 11 · diaphragm_bar_recess_p11_r09
Original
p11_r09
{
  "view": "Detail",
  "objects": [
    {
      "name": "Beam face",
      "tag": "",
      "shape": "rectangular, partial",
      "material": "",
      "count": 1,
      "note": "Only a portion of the beam is shown."
    },
    {
      "name": "Diaphragm bar",
      "tag": "",
      "shape": "cylindrical plain bar, threaded ends",
      "material": "",
      "count": 1,
      "note": "Shown passing through the beam/recess detail."
    },
    {
      "name": "Diaphragm bar recess",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "Recess is shown at the beam face."
    },
    {
      "name": "Hole",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "Hole for diaphragm bar."
    },
    {
      "name": "Washer",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "One washer is visibly shown at the nut end; note specifies washers on each end."
    },
    {
      "name": "Hex nut",
      "tag": "",
      "shape": "hexagonal",
      "material": "",
      "count": 1,
      "note": "One nut is visibly shown at the recess end; note specifies hex nuts."
    },
    {
      "name": "Reinforcement bar",
      "tag": "4-#5I AT 4” EACH WAY",
      "shape": "circular in section",
      "material": "",
      "count": 4,
      "note": "Four bar section marks are visible around the hole."
    }
  ],
  "measurements": [
    {
      "label": "CL.",
      "value": "1”",
      "unit": "in",
      "appliesTo": "Diaphragm bar / centerline"
    },
    {
      "label": "Horizontal dimension",
      "value": "3”",
      "unit": "in",
      "appliesTo": "Diaphragm bar recess detail"
    },
    {
      "label": "Hole diameter",
      "value": "2”",
      "unit": "in",
      "appliesTo": "Hole"
    },
    {
      "label": "Reinforcement spacing",
      "value": "4”",
      "unit": "in",
      "appliesTo": "4-#5I reinforcement bars"
    },
    {
      "label": "Recess diameter",
      "value": "5”",
      "unit": "in",
      "appliesTo": "Diaphragm bar recess"
    },
    {
      "label": "Cutoff distance from beam face",
      "value": "1”",
      "unit": "in",
      "appliesTo": "Diaphragm bar"
    },
    {
      "label": "Diaphragm bar diameter",
      "value": "1”",
      "unit": "in",
      "appliesTo": "Diaphragm bar"
    },
    {
      "label": "Thread length on each end",
      "value": "5”",
      "unit": "in",
      "appliesTo": "Diaphragm bar"
    },
    {
      "label": "Washer thickness",
      "value": "1/4”",
      "unit": "in",
      "appliesTo": "Washers"
    },
    {
      "label": "Washer diameter",
      "value": "3 1/2”",
      "unit": "in",
      "appliesTo": "Washers"
    }
  ],
  "notes": [
    "CUT OFF EXCESS DIAPHRAGM BAR 1” FROM BEAM FACE.",
    "DIAPHRAGM BAR SHALL BE A 1” DIAMETER PLAIN BAR, THREADED 5” ON EACH END, WITH 1/4” X 3 1/2” DIAMETER WASHERS AND HEX NUTS (ASTM A 709 GRADE 36).",
    "TIGHTEN DIAPHRAGM BAR AS PER SUB-SECTION 507.3.05.C OF THE GEORGIA DOT SPECIFICATIONS.",
    "AFTER EXCESS DIAPHRAGM BAR HAS BEEN CUT OFF, PAINT DIAPHRAGM BAR, WASHER, AND NUT EXPOSED IN RECESS WITH SPECIAL PROTECTIVE COATING NO. 2 P AS PER SECTION 535 OF THE GEORGIA DOT SPECIFICATIONS. AFTER PAINTING, FILL THE RECESS WITH AN APPROVED EPOXY GROUT.",
    "GALVANIZING OF THE DIAPHRAGM BAR AS PER SUB-SECTION 865.2.01.B.12 OF THE GEORGIA DOT SPECIFICATIONS IS NOT REQUIRED."
  ],
  "labels": [],
  "description": "This crop shows a diaphragm-bar recess detail at a beam face, including the bar, nut, washer, hole, recess, and local reinforcement. It documents diaphragm-bar installation, cutoff, coating, grout filling, and tightening requirements."
}

p11_r09Detail

  • Diaphragm bar×1cylindrical plain bar, threaded endsShown passing through the beam/recess detail.

1” in CL.3” in Horizontal dimension2” in Hole diameter4” in Reinforcement spacing5” in Recess diameter1” in Cutoff distance from beam face1” in Diaphragm bar diameter5” in Thread length on each end+2 more

crop

p11_r07 general notes items 1 through 12 for beam fabrication

page 11 · gdot_plan_ab5a9057847f41e3bb9d0ead3c6f2c22_p11_r07_general_notes_items_1_through_12_for_beam_fabrication
Original
p11_r07 general notes items 1 through 12 for beam fabrication
{
  "view": "Notes",
  "objects": [
    {
      "name": "PSC beam",
      "tag": "",
      "shape": "",
      "material": "precast concrete",
      "count": null,
      "note": "Beam requirements and prestressing data are provided in the notes; only fragments of beam details are shown."
    },
    {
      "name": "Diaphragm bar",
      "tag": "",
      "shape": "circular bar",
      "material": "",
      "count": 1,
      "note": "Shown in the recess detail at diaphragm bar end."
    },
    {
      "name": "Diaphragm bar recess",
      "tag": "",
      "shape": "rectangular stepped recess",
      "material": "",
      "count": 1,
      "note": "Detail is partially cropped at the right."
    },
    {
      "name": "Washer",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": null,
      "note": "Specified at diaphragm bar ends."
    },
    {
      "name": "Nut",
      "tag": "",
      "shape": "hexagonal",
      "material": "",
      "count": null,
      "note": "Specified at diaphragm bar ends."
    },
    {
      "name": "Dowel",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": null,
      "note": "Specified at bearing locations."
    }
  ],
  "measurements": [
    {
      "label": "dimension",
      "value": "1'-2 3/16\"",
      "unit": "",
      "appliesTo": ""
    },
    {
      "label": "℄ BEARING TO ℄ BEARING",
      "value": "79'-7 5/8\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "dimension",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar recess detail"
    },
    {
      "label": "dimension",
      "value": "3\"",
      "unit": "",
      "appliesTo": "diaphragm bar recess detail"
    },
    {
      "label": "hole diameter",
      "value": "2\"",
      "unit": "",
      "appliesTo": "diaphragm bar recess"
    },
    {
      "label": "reinforcement",
      "value": "4-35I AT 4\" EACH WAY",
      "unit": "",
      "appliesTo": "diaphragm bar recess"
    },
    {
      "label": "diameter",
      "value": "5\"",
      "unit": "",
      "appliesTo": "diaphragm bar recess"
    },
    {
      "label": "pick-up distance from beam ends",
      "value": "5'-6\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "pick-up embedment from bottom of beam",
      "value": "4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "chamfer",
      "value": "1/2\" OR 3/4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "epoxy mortar at each end",
      "value": "1/8\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "fixed-end hole diameter",
      "value": "1 3/4\"",
      "unit": "",
      "appliesTo": "bearing"
    },
    {
      "label": "fixed-end hole depth",
      "value": "7\"",
      "unit": "",
      "appliesTo": "bearing"
    },
    {
      "label": "expansion-end deep slot",
      "value": "4\" x 1 3/4\" x 7\"",
      "unit": "",
      "appliesTo": "bearing"
    },
    {
      "label": "smooth dowel diameter",
      "value": "1 1/2\"",
      "unit": "",
      "appliesTo": "bearing"
    },
    {
      "label": "roughened surface amplitude",
      "value": "1/4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "strand quantity and diameter",
      "value": "36 - 1/2\"",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "strand area",
      "value": "0.167 SQ IN",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "pretension per strand",
      "value": "33,818 LBS",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "minimum concrete strength for strand release",
      "value": "5,200 PSI",
      "unit": "",
      "appliesTo": "concrete"
    },
    {
      "label": "total jacking force",
      "value": "1,217,430 LBS",
      "unit": "",
      "appliesTo": "prestensioning"
    },
    {
      "label": "net prestressing force after all losses",
      "value": "930,145 LBS",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "concrete strength",
      "value": "6,500 PSI",
      "unit": "",
      "appliesTo": "concrete"
    },
    {
      "label": "allowable PSC beam tension",
      "value": "484 PSI",
      "unit": "",
      "appliesTo": "PSC beam"
    },
    {
      "label": "diaphragm bar diameter",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "thread length on each end",
      "value": "5\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "washer dimensions",
      "value": "1/4\" x 3 1/2\" DIAMETER",
      "unit": "",
      "appliesTo": "washer"
    },
    {
      "label": "cut off excess diaphragm bar",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    }
  ],
  "notes": [
    "1. BEAMS SHALL BE MAINTAINED IN AN UPRIGHT POSITION AT ALL TIMES AND SHALL BE PICKED UP WITHIN 5'-6\" FROM THEIR ENDS. DISREGARDING THIS REQUIREMENT COULD LEAD TO COLLAPSE OF THE BEAM. PICK-UPS SHALL BE EMBEDDED TO WITHIN 4\" OF THE BOTTOM OF THE BEAM. DETAILS OF PICK-UPS SHALL BE INCLUDED IN THE SHOP DRAWINGS.",
    "2. CHAMFER EDGES OF BEAMS 1/2\" OR 3/4\".",
    "3. HORIZONTAL DIMENSIONS ARE IN PLACE DIMENSIONS. THE BEAM LENGTH INCLUDES THE 1/8\" EPOXY MORTAR AT EACH END. SHOP DRAWINGS SHALL ADJUST HORIZONTAL DIMENSIONS FOR GRADE AND FABRICATION EFFECTS SUCH AS SHRINKAGE AND ELASTIC SHORTENING.",
    "4. AT ℄ BEARING, FORM A 1 3/4\" DIAMETER X 7\" DEEP HOLE AT THE FIXED ENDS AND A 4\" X 1 3/4\" X 7\" DEEP SLOT AT THE EXPANSION ENDS FOR A 1 1/2\" DIAMETER SMOOTH DOWEL. SEE PLAN AND ELEVATION SHEET FOR LOCATION OF FIXED AND EXPANSION ENDS.",
    "5. TOPS OF BEAMS SHALL BE ROUGH FLOATED AT APPROXIMATELY THE TIME OF INITIAL SET. ENTIRE TOP SHALL BE SCRUBBED TRANSVERSELY WITH A COARSE BRUSH TO REMOVE ALL LAITANCE AND TO PRODUCE A ROUGHENED SURFACE FOR BONDING TO THE SLAB. ROUGHENED SURFACE SHALL HAVE AN AMPLITUDE OF APPROXIMATELY 1/4\". CONCRETE FINS OR PROJECTIONS SHALL BE REMOVED TO PRODUCE A VERTICAL FACE AT THE EDGE OF THE BEAM.",
    "6. ALL HOLES FORMED INTO THE BEAMS TO FACILITATE TRANSPORT SHALL BE FILLED AND GIVEN A TYPE I FINISH, PRIOR TO ACCEPTANCE OF THE BEAM. REMOVE TWO OR SIMILAR FORMING MATERIALS FROM EACH HOLE, EXPOSING THE CONCRETE SURFACE. COAT INTERIOR OF HOLE WITH A TYPE II EPOXY RESIN ADHESIVE IN ACCORDANCE WITH GEORGIA STANDARD SPECIFICATION 886 AND FILL WITH A RAPID SETTING PATCHING MATERIAL IN ACCORDANCE WITH GEORGIA STANDARD SPECIFICATION 934.",
    "7. NON-COMPOSITE DEAD LOAD DEFLECTION (ΔNC) AT THE MIDPOINT IS DUE TO THE WEIGHT OF THE SLAB AND COPING.",
    "8. COMPOSITE DEAD LOAD DEFLECTION (ΔC) AT THE MIDPOINT IS DUE TO THE WEIGHT OF BARRIER.",
    "9. STRANDS SHALL MEET ALL REQUIREMENTS OF ASTM A 416 GRADE 270.",
    "10. PRESTRESSING DATA IS AS FOLLOWS:",
    "A. USE 36 - 1/2\" DIAMETER SPECIAL LOW-RELAXATION (A = 0.167 SQ IN) STRANDS. PRETENSION STRANDS TO 33,818 LBS EACH.",
    "B. PRETENSIONED STRANDS SHALL BE RELEASED AFTER THE CONCRETE HAS REACHED A MINIMUM STRENGTH (f'ci) OF 5,200 PSI.",
    "C. INCLUDING THE TOP STRANDS, THE TOTAL JACKING FORCE OF PRETENSIONING IS 1,217,430 LBS.",
    "D. INCLUDING THE TOP STRANDS, THE NET PRESTRESSING FORCE OF THE STRANDS AFTER ALL LOSSES IS 930,145 LBS.",
    "11. CONCRETE STRENGTH (f'c) = 6,500 PSI.",
    "12. ALLOWABLE PSC BEAM TENSION = 484 PSI.",
    "⊗ DIAPHRAGM BAR SHALL BE A 1\" DIAMETER PLAIN BAR, THREADED 5\" ON EACH END, WITH 1/4\" x 3 1/2\" DIAMETER WASHERS AND NUTS (ASTM A 105 GRADE 36).",
    "TIGHTEN DIAPHRAGM BAR AS PER SUB-SECTION 507.3.05.C OF THE GEORGIA DOT SPECIFICATIONS.",
    "AFTER EXCESS DIAPHRAGM BAR HAS BEEN CUT OFF, PA… DIAPHRAGM BAR, WASHER, AND NUT EXPOSED IN RECESS … SPECIAL PROTECTIVE COATING NO. 2 AS PER SECTION 535 … THE GEORGIA DOT SPECIFICATIONS. AFTER PAINTING, FILL RECESS WITH AN APPROVED EPOXY GROUT.",
    "GALVANIZING OF THE DIAPHRAGM BAR AS PER SUB-SECTI… 865.2.01.B.2 OF THE GEORGIA DOT SPECIFICATIONS IS NOT REQUIRED."
  ],
  "labels": [
    "NOTES",
    "ELEVATION",
    "RECESS DETAIL FOR DIAPHRAGM BAR END",
    "℄ BENT",
    "℄ BEAM",
    "BEVEL TOP FLANGE PARALLEL TO ℄ BENT",
    "BEVEL DETAILS",
    "CUT OFF EXCESS D… 1\" FROM BEAM FACE"
  ],
  "description": "This crop is primarily a general notes block for PSC beams, including handling, bearing-end dowel provisions, surface preparation, repair, deflection, and prestressing requirements. At right, it includes a partially cropped elevation/recess detail for a diaphragm bar end and a bevel detail showing the relationship of the beam top flange to the bent centerline."
}

p11_r07 general notes items 1 through 12 for beam fabricationNotes

  • Diaphragm bar×1circular barShown in the recess detail at diaphragm bar end.

1'-2 3/16" dimension79'-7 5/8" ℄ BEARING TO ℄ BEARING1" dimension3" dimension2" hole diameter4-35I AT 4" EACH WAY reinforcement5" diameter5'-6" pick-up distance from beam ends+20 more

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p11_r08 recess detail for diaphragm bar ends

page 11 · gdot_plan_ab5a9057847f41e3bb9d0ead3c6f2c22_p11_r08_recess_detail_for_diaphragm_bar_ends
Original
p11_r08 recess detail for diaphragm bar ends
{
  "view": "Detail",
  "objects": [
    {
      "name": "diaphragm bar",
      "tag": "",
      "shape": "circular plain threaded bar",
      "material": "",
      "count": 1,
      "note": "Threaded 5\" on each end; excess is cut off 1\" from beam face."
    },
    {
      "name": "washer",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "Shown at diaphragm bar end."
    },
    {
      "name": "hex nut",
      "tag": "",
      "shape": "hexagonal",
      "material": "",
      "count": 1,
      "note": "Shown at diaphragm bar end."
    },
    {
      "name": "recess",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 1,
      "note": "At diaphragm bar end."
    },
    {
      "name": "reinforcement bars",
      "tag": "#5",
      "shape": "circular",
      "material": "",
      "count": 4,
      "note": "Callout reads 4-#5? AT 4\" EACH WAY; character following #5 is unclear."
    },
    {
      "name": "beam",
      "tag": "",
      "shape": "rectangular fragment",
      "material": "",
      "count": 1,
      "note": "Only the beam-end portion is shown."
    }
  ],
  "measurements": [
    {
      "label": "CL.",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "",
      "value": "3\"",
      "unit": "",
      "appliesTo": "diaphragm bar recess detail"
    },
    {
      "label": "DIAMETER HOLE",
      "value": "2\"",
      "unit": "",
      "appliesTo": "diaphragm bar hole"
    },
    {
      "label": "",
      "value": "4\"",
      "unit": "",
      "appliesTo": "#5 reinforcement bars"
    },
    {
      "label": "DIA.",
      "value": "5\"",
      "unit": "",
      "appliesTo": "recess"
    },
    {
      "label": "",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar cut-off from beam face"
    },
    {
      "label": "DIAMETER",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "THREADED ON EACH END",
      "value": "5\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "WASHER THICKNESS",
      "value": "1/4\"",
      "unit": "",
      "appliesTo": "washer"
    },
    {
      "label": "WASHER DIAMETER",
      "value": "3 1/2\"",
      "unit": "",
      "appliesTo": "washer"
    }
  ],
  "notes": [
    "CUT OFF EXCESS DIAPHRAGM BAR 1\" FROM BEAM FACE.",
    "DIAPHRAGM BAR SHALL BE A 1\" DIAMETER PLAIN BAR, THREADED 5\" ON EACH END, WITH 1/4\" x 3 1/2\" DIAMETER WASHERS AND HEX NUTS (ASTM A 709 GRADE 36).",
    "TIGHTEN DIAPHRAGM BAR AS PER SUB-SECTION 507.3.05.C OF THE GEORGIA DOT SPECIFICATIONS.",
    "AFTER EXCESS DIAPHRAGM BAR HAS BEEN CUT OFF, PAINT DIAPHRAGM BAR, WASHER, AND NUT EXPOSED IN RECESS WITH SPECIAL PROTECTIVE COATING NO. 2 P AS PER SECTION 535 OF THE GEORGIA DOT SPECIFICATIONS. AFTER PAINTING, FILL THE RECESS WITH AN APPROVED EPOXY GROUT.",
    "GALVANIZING OF THE DIAPHRAGM BAR AS PER SUB-SECTION 865.2.01.B.12 OF THE GEORGIA DOT SPECIFICATIONS IS NOT REQUIRED."
  ],
  "labels": [
    "RECESS DETAIL FOR DIAPHRAGM BAR ENDS"
  ],
  "description": "This crop is a recess detail for an end of a diaphragm bar at a beam face. It shows the bar, threaded end, washer, hex nut, circular recess, hole, and associated reinforcing-bar callout, together with installation, coating, grout, and galvanizing notes."
}

p11_r08 recess detail for diaphragm bar endsDetail

  • diaphragm bar×1circular plain threaded barThreaded 5" on each end; excess is cut off 1" from beam face.

1" CL.3"2" DIAMETER HOLE4"5" DIA.1"1" DIAMETER5" THREADED ON EACH END+2 more

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p11_r09 detail of diaphragm bar hole washer and recess grout

page 11 · gdot_plan_ab5a9057847f41e3bb9d0ead3c6f2c22_p11_r09_detail_of_diaphragm_bar_hole_washer_and_recess_grout
Original
p11_r09 detail of diaphragm bar hole washer and recess grout
{
  "view": "Detail",
  "objects": [
    {
      "name": "beam ends",
      "tag": "",
      "shape": "rectangular",
      "material": "",
      "count": 2,
      "note": "Only a fragment of the beam faces/diaphragm region is shown."
    },
    {
      "name": "diaphragm bar",
      "tag": "",
      "shape": "circular plain bar, threaded at ends",
      "material": "",
      "count": 1,
      "note": "Shown passing through the beam diaphragm region; excess is cut off from beam face."
    },
    {
      "name": "washers",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": 2,
      "note": "Specified at each end of diaphragm bar."
    },
    {
      "name": "hex nuts",
      "tag": "",
      "shape": "hexagonal",
      "material": "ASTM A 709 Grade 36",
      "count": 2,
      "note": "Specified at each end of diaphragm bar."
    },
    {
      "name": "reinforcing bars",
      "tag": "4-#5",
      "shape": "circular in section",
      "material": "",
      "count": null,
      "note": "Callout states 4-#5 at 4 in. each way."
    },
    {
      "name": "recess",
      "tag": "",
      "shape": "rectangular",
      "material": "",
      "count": 1,
      "note": "Recess around exposed diaphragm-bar end is to be painted and filled with approved epoxy grout."
    }
  ],
  "measurements": [
    {
      "label": "centerline offset",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "dimension",
      "value": "3\"",
      "unit": "",
      "appliesTo": "diaphragm bar detail"
    },
    {
      "label": "diameter hole",
      "value": "2\"",
      "unit": "",
      "appliesTo": "diaphragm bar hole"
    },
    {
      "label": "reinforcement",
      "value": "4-#5",
      "unit": "",
      "appliesTo": "reinforcing bars"
    },
    {
      "label": "reinforcement spacing",
      "value": "4\"",
      "unit": "",
      "appliesTo": "reinforcing bars"
    },
    {
      "label": "diameter",
      "value": "5\"",
      "unit": "",
      "appliesTo": "recess"
    },
    {
      "label": "cutoff distance from beam face",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "bar diameter",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "thread length on each end",
      "value": "5\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "washer thickness",
      "value": "1/4\"",
      "unit": "",
      "appliesTo": "washers"
    },
    {
      "label": "washer diameter",
      "value": "3½\"",
      "unit": "",
      "appliesTo": "washers"
    }
  ],
  "notes": [
    "DIAPHRAGM BAR SHALL BE A 1\" DIAMETER PLAIN BAR, THREADED 5\" ON EACH END, WITH 1/4\" X 3½\" DIAMETER WASHERS AND HEX NUTS (ASTM A 709 GRADE 36).",
    "TIGHTEN DIAPHRAGM BAR AS PER SUB-SECTION 507.3.05.C OF THE GEORGIA DOT SPECIFICATIONS.",
    "AFTER EXCESS DIAPHRAGM BAR HAS BEEN CUT OFF, PAINT DIAPHRAGM BAR, WASHER, AND NUT EXPOSED IN RECESS WITH SPECIAL PROTECTIVE COATING NO. 2 P AS PER SECTION 535 OF THE GEORGIA DOT SPECIFICATIONS. AFTER PAINTING, FILL THE RECESS WITH AN APPROVED EPOXY GROUT.",
    "GALVANIZING OF THE DIAPHRAGM BAR AS PER SUB-SECTION 865.2.01.B.12 OF THE GEORGIA DOT SPECIFICATIONS IS NOT REQUIRED."
  ],
  "labels": [],
  "description": "This crop shows a diaphragm-bar connection detail through adjacent beam diaphragm/end regions. It documents the threaded plain bar, washers, hex nuts, hole/recess geometry, reinforcement callout, cutoff requirement, and protective coating and epoxy-grout requirements."
}

p11_r09 detail of diaphragm bar hole washer and recess groutDetail

  • diaphragm bar×1circular plain bar, threaded at endsShown passing through the beam diaphragm region; excess is cut off from beam face.

1" centerline offset3" dimension2" diameter hole4-#5 reinforcement4" reinforcement spacing5" diameter1" cutoff distance from beam face1" bar diameter+3 more

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p11_r07

page 11 · general_construction_notes_p11_r07
Original
p11_r07
{
  "view": "Notes",
  "objects": [
    {
      "name": "PSC beam",
      "tag": "",
      "shape": "rectangular end/detail fragment with beveled top flange",
      "material": "precast concrete",
      "count": 1,
      "note": "Beam end is shown in the recess and bevel details; notes refer to PSC beams."
    },
    {
      "name": "Diaphragm bar",
      "tag": "",
      "shape": "circular plain bar",
      "material": "",
      "count": 1,
      "note": "Shown at beam-end recess detail."
    },
    {
      "name": "Dowel",
      "tag": "",
      "shape": "circular",
      "material": "smooth",
      "count": 1,
      "note": "Referenced for fixed and expansion bearing-end connection."
    },
    {
      "name": "Recess",
      "tag": "",
      "shape": "rectangular",
      "material": "",
      "count": 1,
      "note": "Beam-end recess shown for diaphragm bar end."
    },
    {
      "name": "Washer",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": null,
      "note": "Diaphragm-bar hardware; note specifies 1/4 in. x 3-1/2 in. diameter washers."
    },
    {
      "name": "Nut",
      "tag": "",
      "shape": "hexagonal",
      "material": "",
      "count": null,
      "note": "Diaphragm-bar hardware; note identifies nuts as ASTM A 105 Grade 36."
    },
    {
      "name": "Prestressing strands",
      "tag": "",
      "shape": "strand",
      "material": "",
      "count": 36,
      "note": "Special low-relaxation strands specified in prestressing data."
    }
  ],
  "measurements": [
    {
      "label": "partial dimension at top of crop",
      "value": "1'-2 3/16\"",
      "unit": "",
      "appliesTo": ""
    },
    {
      "label": "centerline bearing to centerline bearing",
      "value": "79'-7 5/8\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "beam pick-up distance from ends",
      "value": "5'-6\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "pick-up embedment from bottom of beam",
      "value": "4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "beam edge chamfer",
      "value": "1/2\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "beam edge chamfer",
      "value": "3/4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "epoxy mortar at each beam end",
      "value": "1/8\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "fixed-end hole diameter",
      "value": "1 3/4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "fixed-end hole depth",
      "value": "7\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "expansion-end slot width",
      "value": "4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "expansion-end slot width",
      "value": "1 3/4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "expansion-end slot depth",
      "value": "7\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "smooth dowel diameter",
      "value": "1 1/2\"",
      "unit": "",
      "appliesTo": "dowel"
    },
    {
      "label": "roughened surface amplitude",
      "value": "1/4\"",
      "unit": "",
      "appliesTo": "beam"
    },
    {
      "label": "special low-relaxation strand diameter",
      "value": "1/2\"",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "strand area",
      "value": "0.167 SQ IN",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "pretension strands",
      "value": "36",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "pretension force per strand",
      "value": "33,818 LBS",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "minimum concrete strength before strand release",
      "value": "5,200 PSI",
      "unit": "",
      "appliesTo": "prestressed beam"
    },
    {
      "label": "total jacking force of pretensioning",
      "value": "1,217,430 LBS",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "net prestressing force after losses",
      "value": "930,145 LBS",
      "unit": "",
      "appliesTo": "prestressing strands"
    },
    {
      "label": "concrete strength",
      "value": "6,500 PSI",
      "unit": "",
      "appliesTo": "PSC beam"
    },
    {
      "label": "allowable PSC beam tension",
      "value": "484 PSI",
      "unit": "",
      "appliesTo": "PSC beam"
    },
    {
      "label": "recess detail centerline offset",
      "value": "1\"",
      "unit": "",
      "appliesTo": "recess"
    },
    {
      "label": "recess detail dimension",
      "value": "3\"",
      "unit": "",
      "appliesTo": "recess"
    },
    {
      "label": "hole diameter",
      "value": "2\"",
      "unit": "",
      "appliesTo": "recess"
    },
    {
      "label": "reinforcement/callout spacing",
      "value": "4\"",
      "unit": "",
      "appliesTo": "recess"
    },
    {
      "label": "recess detail diameter",
      "value": "5\"",
      "unit": "",
      "appliesTo": "recess"
    },
    {
      "label": "excess diameter cut-off from beam face",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "diaphragm bar diameter",
      "value": "1\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "thread length on each diaphragm-bar end",
      "value": "5\"",
      "unit": "",
      "appliesTo": "diaphragm bar"
    },
    {
      "label": "washer thickness",
      "value": "1/4\"",
      "unit": "",
      "appliesTo": "washer"
    },
    {
      "label": "washer diameter",
      "value": "3 1/2\"",
      "unit": "",
      "appliesTo": "washer"
    }
  ],
  "notes": [
    "1. BEAMS SHALL BE MAINTAINED IN AN UPRIGHT POSITION AT ALL TIMES AND SHALL BE PICKED UP WITHIN 5'-6\" FROM THEIR ENDS. DISREGARDING THIS REQUIREMENT COULD LEAD TO COLLAPSE OF THE BEAM. PICK-UPS SHALL BE EMBEDDED TO WITHIN 4\" OF THE BOTTOM OF THE BEAM. DETAILS OF PICK-UPS SHALL BE INCLUDED IN THE SHOP DRAWINGS.",
    "2. CHAMFER EDGES OF BEAMS 1/2\" OR 3/4\".",
    "3. HORIZONTAL DIMENSIONS ARE IN PLACE DIMENSIONS. THE BEAM LENGTH INCLUDES THE 1/8\" EPOXY MORTAR AT EACH END. SHOP DRAWINGS SHALL ADJUST HORIZONTAL DIMENSIONS FOR GRADE AND FABRICATION EFFECTS SUCH AS SHRINKAGE AND ELASTIC SHORTENING.",
    "4. AT ℄ BEARING, FORM A 1 3/4\" DIAMETER X 7\" DEEP HOLE AT THE FIXED ENDS AND A 4\" X 1 3/4\" X 7\" DEEP SLOT AT THE EXPANSION ENDS FOR A 1 1/2\" DIAMETER SMOOTH DOWEL. SEE PLAN AND ELEVATION SHEET FOR LOCATION OF FIXED AND EXPANSION ENDS.",
    "5. TOPS OF BEAMS SHALL BE ROUGH FLOATED AT APPROXIMATELY THE TIME OF INITIAL SET. ENTIRE TOP SHALL BE SCRUBBED TRANSVERSELY WITH A COARSE BRUSH TO REMOVE ALL LAITANCE AND TO PRODUCE A ROUGHENED SURFACE FOR BONDING TO THE SLAB. ROUGHENED SURFACE SHALL HAVE AN AMPLITUDE OF APPROXIMATELY 1/4\". CONCRETE FINS OR PROJECTIONS SHALL BE REMOVED TO PRODUCE A VERTICAL FACE AT THE EDGE OF THE BEAM.",
    "6. ALL HOLES FORMED INTO THE BEAMS TO FACILITATE TRANSPORT SHALL BE FILLED AND GIVEN A TYPE I FINISH, PRIOR TO ACCEPTANCE OF THE BEAM. REMOVE PVC OR SIMILAR FORMING MATERIALS FROM EACH HOLE, EXPOSING THE CONCRETE SURFACE. COAT INTERIOR OF HOLE WITH A TYPE III EPOXY RESIN ADHESIVE IN ACCORDANCE WITH GEORGIA STANDARD SPECIFICATION 886 AND FILL WITH A RAPID SETTING PATCHING MATERIAL IN ACCORDANCE WITH GEORGIA STANDARD SPECIFICATION 934.",
    "7. NON-COMPOSITE DEAD LOAD DEFLECTION (ΔNC) AT THE MIDPOINT IS DUE TO THE WEIGHT OF THE SLAB AND COPING.",
    "8. COMPOSITE DEAD LOAD DEFLECTION (ΔC) AT THE MIDPOINT IS DUE TO THE WEIGHT OF BARRIER.",
    "9. STRANDS SHALL MEET ALL REQUIREMENTS OF ASTM A 416 GRADE 270.",
    "10. PRESTRESSING DATA IS AS FOLLOWS:",
    "A. USE 36 - 1/2\" DIAMETER SPECIAL LOW-RELAXATION (A = 0.167 SQ IN) STRANDS. PRETENSION STRANDS TO 33,818 LBS EACH.",
    "B. PRETENSIONED STRANDS SHALL BE RELEASED AFTER THE CONCRETE HAS REACHED A MINIMUM STRENGTH (fci) OF 5,200 PSI.",
    "C. INCLUDING THE TOP STRANDS, THE TOTAL JACKING FORCE OF PRETENSIONING IS 1,217,430 LBS.",
    "D. INCLUDING THE TOP STRANDS, THE NET PRESTRESSING FORCE OF THE STRANDS AFTER ALL LOSSES IS 930,145 LBS.",
    "11. CONCRETE STRENGTH (f'c) = 6,500 PSI.",
    "12. ALLOWABLE PSC BEAM TENSION = 484 PSI.",
    "DIAPHRAGM BAR SHALL BE A 1\" DIAMETER PLAIN BAR, THREADED 5\" ON EACH END, WITH 1/4\" X 3 1/2\" DIAMETER WASHERS AND H… NUTS (ASTM A 105 GRADE 36).",
    "TIGHTEN DIAPHRAGM BAR AS PER SUB-SECTION 507.3.05.C O… THE GEORGIA DOT SPECIFICATIONS.",
    "AFTER EXCESS DIAPHRAGM BAR HAS BEEN CUT OFF, PAIN… DIAPHRAGM BAR, WASHER, AND NUT EXPOSED IN RECESS WITH SPECIAL PROTECTIVE COATING NO. 2 P AS PER SECTION 535 OF THE GEORGIA DOT SPECIFICATIONS. AFTER PAINTING, FILL TH… RECESS WITH AN APPROVED EPOXY GROUT.",
    "GALVANIZING OF THE DIAPHRAGM BAR AS PER SUB-SECTION 865.2.01.B.12 OF THE GEORGIA DOT SPECIFICATIONS IS NOT REQUIRED.",
    "BEVEL TOP FLANGE PARALLEL TO ℄ BENT."
  ],
  "labels": [
    "NOTES",
    "ELEVATION",
    "RECESS DETAIL FOR DIAPHRAGM BAR ENDS",
    "BEVEL DETAILS",
    "℄ BENT",
    "℄ BEAM"
  ],
  "description": "This crop is primarily a beam construction-notes block for prestressed concrete beams, with notes on handling, bearing-end dowels, surface preparation, hole repairs, deflection, prestressing, and concrete strength. At right it includes a small elevation/detail of the diaphragm-bar end recess and a bevel detail for the beam top flange."
}

p11_r07Notes

  • Diaphragm bar×1circular plain barShown at beam-end recess detail.

1'-2 3/16" partial dimension at top of crop79'-7 5/8" centerline bearing to centerline bearing5'-6" beam pick-up distance from ends4" pick-up embedment from bottom of beam1/2" beam edge chamfer3/4" beam edge chamfer1/8" epoxy mortar at each beam end1 3/4" fixed-end hole diameter+25 more