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Approach Slab

1 page · 4 crops · ×8 · deck

Matched toApproach Slabbridge.approach_earthwork_system.approach_slabon “Approach Slab”

2 read off the drawings · 3 not established
The class asks forValueHowFrom
LengthLwants m/mmnot establishedNo written dimension is identified as the approach slab length. The plan shows an unassigned 5000 dimension, which cannot be attributed to the approach slab.not found
WidthWwants m/mmnot establishedNo written dimension is identified as the approach slab width. The plan shows an unassigned 5000 dimension, which cannot be attributed to the approach slab.not found
ThicknessTwants m/mmnot establishedThe readings specify the approach-slab concrete grade but provide no approach-slab thickness. The 50mm wearing course and PCC grade apply to separate components.not found
Instance CountNwants count4 countFour labelled approach-slab areas are visible.Both plan readings explicitly identify four approach-slab areas.readp1 · p01_r05p1 · p01_r05 plan of deck approach slabs re walls drains and median
Concrete GradefckM30 -Concrete grade for approach slab = M30.The general design notes explicitly state the concrete grade for the approach slab as M30.readp1 · p01_r02 general design notes material grades and legendp1 · p01_r02

Worked out by openai/gpt-5.6-terra-pro from the readings below, which are the source. A derived value shows its arithmetic — check it against the drawing before it is priced.

Every dimension read for it5

  • 5000Dimensionnot attributedp1 · p01_r05
  • M30Concrete gradep1 · p01_r02 general design notes material grades and legend
  • 5000Dimension between indicated pointsnot attributedp1 · p01_r05 plan of deck approach slabs re walls drains and median
  • 1:225Plan scalenot attributedp1 · p01_r05 plan of deck approach slabs re walls drains and median
  • M30Concrete gradep1 · p01_r02

Notes on the sheets that carry it

  • p1DRAINAGE SPOUT (TYP.)
  • p1150ø PVC DRAIN WATER PIPE
  • p1RCC CRASH BARRIER RE WALL
  • p11. ALL DIMENSIONS ARE IN MILLIMETERS AND LEVELS ARE IN METERS UNLESS OTHERWISE SPECIFIED.
  • p12. DIMENSIONS ARE NOT TO BE SCALED. ONLY WRITTEN DIMENSIONS SHALL BE FOLLOWED.
  • p13. THIS DRAWING SHALL BE READ IN CONJUNCTION WITH RESPECTIVE HIGHWAY ALIGNMENT DRAWINGS.
  • p14. FILLER TYPE EXPANSIONS JOINTS OF 20mm WIDTH ARE TO BE PROVIDED.
  • p15. THE BACKFILLING ON BOTH SIDE OF THE STRUCTURE SHOULD BE DONE SIMULTANEOUSLY. THE SELECTED EARTH FILL USED FOR BACKFILLING BEHIND RE WALL SHALL HAVE THE FOLLOWING PROPERTIES: c=0, φ 30°, γ = 20.0 T/m³.
  • p16. GRADE OF CONCRETE FOR VARIOUS STRUCTURAL COMPONENTS SHALL BE AS FOLLOWS:- R.C.C. BOX CAST IN SITU PORTION — M35; CRASH BARRIER — M40; APPROACH SLAB — M30; GRADE OF PCC BELOW APPROACH SLAB — M15; GRADE OF PCC BELOW FOUNDING LEVEL OF RCC BOX — M10.
  • p17. ALL REINFORCING STEEL SHOULD BE HIGH YIELD STRENGTH DEFORMED (TMT) BARS (GRADE-Fe 550D).
  • p18. THE STRUCTURE IS DESIGNED FOR FOUR LANE OF CLASS A, ONE LANE CLASS 70R + TWO LANE OF CLASS A, ONE LANE OF 70R + ONE LANE OF 70R OR SV LOADING WHICHEVER GOVERNS, IS CONSIDERED AS LIVE LOAD.
  • p19. THE STRUCTURE FALLS IN SEISMIC ZONE III.
  • p110. THE DESIGN ARE APPLICABLE FOR SEVERE CONDITIONS OF EXPOSURE.
  • p111. FOR DETAILS OF CRASH BARRIER, APPROACH SLAB & COVER SLAB FOR FOOTPATH REFER MISCELLANEOUS DRAWINGS.
  • p112. CLEAR COVER FOR REINFORCEMENT SHALL BE AS PER FOLLOWS: BOTTOM SLAB & SIDE WALL (EARTH FACES) = 75mm; BOTTOM SLAB & SIDE WALL (INSIDE FACES) = 45mm; TOP SLAB ON BOTH FACES = 45mm.
  • p114. 50mm THICK WEARING COURSE IS PROVIDED OVER TOP SLAB AND MINIMUM 40mm THICK BC FOR CROSS ROAD.
  • p115. THE ROW AT UNDERPASS LOCATION IS 6.0m.
  • p116. DETAILS OF APPROACH PORTION SHALL BE VERIFIED FROM HIGHWAY DRAWINGS AND SHALL BE CONSTRUCTED ACCORDINGLY.
  • p15. THE BACKFILLING ON BOTH SIDE OF THE STRUCTURE SHOULD BE DONE SIMULTANEOUSLY. THE SELECTED EARTH FILL USED FOR BACKFILLING BEHIND RE WALL SHALL HAVE THE FOLLOWING PROPERTIES: C=0 . φ> 30°, γ = 2.0 T/m³.
  • p16. GRADE OF CONCRETE FOR VARIOUS STRUCTURAL COMPONENTS SHALL BE AS FOLLOWS:-
  • p1• R.C.C. BOX CAST IN SITU PORTION ------ M35
  • p1• CRASH BARRIER ------ M40
  • p1• APPROACH SLAB ------ M30
  • p1• GRADE OF PCC BELOW APPROACH SLAB ------ M15
  • p1• GRADE OF PCC BELOW FOUNDING LEVEL OF RCC BOX------ M10
  • p112. CLEAR COVER FOR REINFORCEMENT SHALL BE AS PER FOLLOWS:
  • p1• BOTTOM SLAB & SIDE WALL (EARTH FACES) = 75mm
  • p1• BOTTOM SLAB & SIDE WALL (INSIDE FACES) = 45mm
  • p1• TOP SLAB ON BOTH FACES = 45mm
  • p115. THE ROW AT UNDERPASS LOCATION IS 60m.

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

Page 1

crop

p01_r05

page 1 · approach_slab_and_crash_barrier_plan_p01_r05
Original
p01_r05
{
  "view": "Plan",
  "objects": [
    {
      "name": "Approach slab",
      "tag": "",
      "shape": "rectangular",
      "material": "",
      "count": 4,
      "note": "Four labelled approach-slab areas are visible."
    },
    {
      "name": "New Jersey crash barrier",
      "tag": "",
      "shape": "linear",
      "material": "reinforced concrete",
      "count": 2,
      "note": "Shown along both sides of the approach slabs; callout also references RE wall."
    },
    {
      "name": "RE wall",
      "tag": "",
      "shape": "linear",
      "material": "",
      "count": 2,
      "note": "Called out adjacent to the RCC crash barrier."
    },
    {
      "name": "Drainage spout",
      "tag": "",
      "shape": "",
      "material": "",
      "count": 2,
      "note": "Marked DRAINAGE SPOUT (TYP.)."
    },
    {
      "name": "PVC drain water pipe",
      "tag": "",
      "shape": "circular pipe",
      "material": "PVC",
      "count": 2,
      "note": "Callout identifies 150ø PVC DRAIN WATER PIPE."
    }
  ],
  "measurements": [
    {
      "label": "PVC drain water pipe diameter",
      "value": "150ø",
      "unit": "",
      "appliesTo": "PVC drain water pipe"
    },
    {
      "label": "Dimension",
      "value": "5000",
      "unit": "",
      "appliesTo": ""
    },
    {
      "label": "Scale",
      "value": "1:225",
      "unit": "",
      "appliesTo": "PLAN"
    }
  ],
  "notes": [
    "DRAINAGE SPOUT (TYP.)",
    "150ø PVC DRAIN WATER PIPE",
    "RCC CRASH BARRIER RE WALL"
  ],
  "labels": [
    "APPROACH SLAB",
    "NEW JERSEY CRASH BARRIER",
    "PLAN",
    "A1",
    "A2",
    "A",
    "B"
  ],
  "description": "This crop is a plan view of approach slabs on both sides of a central transverse line or joint. It shows New Jersey RCC crash barriers and adjacent RE walls along the slab edges, with typical drainage spouts connected to 150ø PVC drain water pipes."
}

p01_r05Plan

  • Approach slab×4rectangularFour labelled approach-slab areas are visible.

150ø PVC drain water pipe diameter5000 Dimension1:225 Scale

crop

p01_r02 general design notes material grades and legend

page 1 · b_file_7c2c27cff2134dcfbedea68fcd7c18bc_p01_r02_general_design_notes_material_grades_and_legend
Original
p01_r02 general design notes material grades and legend
{
  "view": "Notes",
  "objects": [
    {
      "name": "filler type expansion joint",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Specified in Note 4."
    },
    {
      "name": "selected earth fill",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Used for backfilling behind RE wall."
    },
    {
      "name": "RE wall",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Referenced as retaining the selected earth fill backfill."
    },
    {
      "name": "R.C.C. box cast in situ portion",
      "tag": "",
      "shape": "",
      "material": "reinforced concrete",
      "count": null,
      "note": "Concrete grade stated as M35."
    },
    {
      "name": "crash barrier",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Concrete grade stated as M40; details referenced to miscellaneous drawings."
    },
    {
      "name": "approach slab",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Concrete grade stated as M30; PCC below is stated as M15."
    },
    {
      "name": "PCC below approach slab",
      "tag": "",
      "shape": "",
      "material": "PCC",
      "count": null,
      "note": "Concrete grade stated as M15."
    },
    {
      "name": "PCC below founding level of RCC box",
      "tag": "",
      "shape": "",
      "material": "PCC",
      "count": null,
      "note": "Concrete grade stated as M10."
    },
    {
      "name": "reinforcing steel bars",
      "tag": "",
      "shape": "",
      "material": "high yield strength deformed (TMT) steel",
      "count": null,
      "note": "Specified as Grade-Fe 550D."
    },
    {
      "name": "cover slab for footpath",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Details referenced to miscellaneous drawings."
    },
    {
      "name": "top slab",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Wearing course is specified over this slab."
    },
    {
      "name": "wearing course",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Provided over top slab."
    },
    {
      "name": "BC for cross road",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Minimum thickness specified."
    }
  ],
  "measurements": [
    {
      "label": "Scale",
      "value": "1:25",
      "unit": "",
      "appliesTo": "DETAIL Z"
    },
    {
      "label": "Filler type expansions joints width",
      "value": "20mm",
      "unit": "mm",
      "appliesTo": "filler type expansion joint"
    },
    {
      "label": "Selected earth fill cohesion",
      "value": "c=0",
      "unit": "",
      "appliesTo": "selected earth fill"
    },
    {
      "label": "Selected earth fill friction angle",
      "value": "φ 30°",
      "unit": "°",
      "appliesTo": "selected earth fill"
    },
    {
      "label": "Selected earth fill unit weight",
      "value": "γ = 20.0",
      "unit": "T/m³",
      "appliesTo": "selected earth fill"
    },
    {
      "label": "Concrete grade",
      "value": "M35",
      "unit": "",
      "appliesTo": "R.C.C. box cast in situ portion"
    },
    {
      "label": "Concrete grade",
      "value": "M40",
      "unit": "",
      "appliesTo": "crash barrier"
    },
    {
      "label": "Concrete grade",
      "value": "M30",
      "unit": "",
      "appliesTo": "approach slab"
    },
    {
      "label": "Concrete grade",
      "value": "M15",
      "unit": "",
      "appliesTo": "PCC below approach slab"
    },
    {
      "label": "Concrete grade",
      "value": "M10",
      "unit": "",
      "appliesTo": "PCC below founding level of RCC box"
    },
    {
      "label": "Reinforcing steel grade",
      "value": "Fe 550D",
      "unit": "",
      "appliesTo": "reinforcing steel bars"
    },
    {
      "label": "Clear cover at bottom slab and side wall earth faces",
      "value": "75mm",
      "unit": "mm",
      "appliesTo": "bottom slab & side wall"
    },
    {
      "label": "Clear cover at bottom slab and side wall inside faces",
      "value": "45mm",
      "unit": "mm",
      "appliesTo": "bottom slab & side wall"
    },
    {
      "label": "Clear cover at top slab on both faces",
      "value": "45mm",
      "unit": "mm",
      "appliesTo": "top slab"
    },
    {
      "label": "Wearing course thickness",
      "value": "50mm",
      "unit": "mm",
      "appliesTo": "wearing course"
    },
    {
      "label": "Minimum BC thickness for cross road",
      "value": "40mm",
      "unit": "mm",
      "appliesTo": "BC for cross road"
    },
    {
      "label": "ROW at underpass location",
      "value": "6.0m",
      "unit": "m",
      "appliesTo": "underpass location"
    }
  ],
  "notes": [
    "1. ALL DIMENSIONS ARE IN MILLIMETERS AND LEVELS ARE IN METERS UNLESS OTHERWISE SPECIFIED.",
    "2. DIMENSIONS ARE NOT TO BE SCALED. ONLY WRITTEN DIMENSIONS SHALL BE FOLLOWED.",
    "3. THIS DRAWING SHALL BE READ IN CONJUNCTION WITH RESPECTIVE HIGHWAY ALIGNMENT DRAWINGS.",
    "4. FILLER TYPE EXPANSIONS JOINTS OF 20mm WIDTH ARE TO BE PROVIDED.",
    "5. THE BACKFILLING ON BOTH SIDE OF THE STRUCTURE SHOULD BE DONE SIMULTANEOUSLY. THE SELECTED EARTH FILL USED FOR BACKFILLING BEHIND RE WALL SHALL HAVE THE FOLLOWING PROPERTIES: c=0, φ 30°, γ = 20.0 T/m³.",
    "6. GRADE OF CONCRETE FOR VARIOUS STRUCTURAL COMPONENTS SHALL BE AS FOLLOWS:- R.C.C. BOX CAST IN SITU PORTION — M35; CRASH BARRIER — M40; APPROACH SLAB — M30; GRADE OF PCC BELOW APPROACH SLAB — M15; GRADE OF PCC BELOW FOUNDING LEVEL OF RCC BOX — M10.",
    "7. ALL REINFORCING STEEL SHOULD BE HIGH YIELD STRENGTH DEFORMED (TMT) BARS (GRADE-Fe 550D).",
    "8. THE STRUCTURE IS DESIGNED FOR FOUR LANE OF CLASS A, ONE LANE CLASS 70R + TWO LANE OF CLASS A, ONE LANE OF 70R + ONE LANE OF 70R OR SV LOADING WHICHEVER GOVERNS, IS CONSIDERED AS LIVE LOAD.",
    "9. THE STRUCTURE FALLS IN SEISMIC ZONE III.",
    "10. THE DESIGN ARE APPLICABLE FOR SEVERE CONDITIONS OF EXPOSURE.",
    "11. FOR DETAILS OF CRASH BARRIER, APPROACH SLAB & COVER SLAB FOR FOOTPATH REFER MISCELLANEOUS DRAWINGS.",
    "12. CLEAR COVER FOR REINFORCEMENT SHALL BE AS PER FOLLOWS: BOTTOM SLAB & SIDE WALL (EARTH FACES) = 75mm; BOTTOM SLAB & SIDE WALL (INSIDE FACES) = 45mm; TOP SLAB ON BOTH FACES = 45mm.",
    "14. 50mm THICK WEARING COURSE IS PROVIDED OVER TOP SLAB AND MINIMUM 40mm THICK BC FOR CROSS ROAD.",
    "15. THE ROW AT UNDERPASS LOCATION IS 6.0m.",
    "16. DETAILS OF APPROACH PORTION SHALL BE VERIFIED FROM HIGHWAY DRAWINGS AND SHALL BE CONSTRUCTED ACCORDINGLY."
  ],
  "labels": [
    "DETAIL Z",
    "(SCALE 1:25)",
    "NOTES:",
    "LEGEND:",
    "FRL — FINISHED ROAD LEVEL",
    "CRL — CROSS ROAD LEVEL"
  ],
  "description": "This crop is a general notes block titled DETAIL Z, with a scale of 1:25. It documents design, material-grade, backfill, reinforcement cover, loading, exposure, road-level legend, and construction requirements for a structure including an RCC box, approach slab, crash barrier, and cross road."
}

p01_r02 general design notes material grades and legendNotes

  • approach slabConcrete grade stated as M30; PCC below is stated as M15.

1:25 Scale20mm mm Filler type expansions joints widthc=0 Selected earth fill cohesionφ 30° ° Selected earth fill friction angleγ = 20.0 T/m³ Selected earth fill unit weightM35 Concrete gradeM40 Concrete gradeM30 Concrete grade+9 more

crop

p01_r05 plan of deck approach slabs re walls drains and median

page 1 · b_file_7c2c27cff2134dcfbedea68fcd7c18bc_p01_r05_plan_of_deck_approach_slabs_re_walls_drains_and_median
Original
p01_r05 plan of deck approach slabs re walls drains and median
{
  "view": "Plan",
  "objects": [
    {
      "name": "Approach slab",
      "tag": "",
      "shape": "rectangular",
      "material": "",
      "count": 4,
      "note": "Four areas are labelled APPROACH SLAB."
    },
    {
      "name": "New Jersey crash barrier",
      "tag": "",
      "shape": "linear",
      "material": "",
      "count": 2,
      "note": "Shown along the two outside edges of the approach slabs."
    },
    {
      "name": "RCC crash barrier RE wall",
      "tag": "",
      "shape": "linear",
      "material": "reinforced concrete",
      "count": 4,
      "note": "Callouts occur at the four end/edge locations shown."
    },
    {
      "name": "Drainage spout",
      "tag": "TYP.",
      "shape": "",
      "material": "",
      "count": 1,
      "note": "Labelled as typical."
    },
    {
      "name": "PVC drain water pipe",
      "tag": "",
      "shape": "pipe",
      "material": "PVC",
      "count": 2,
      "note": "Callouts shown at opposite ends of the plan fragment."
    }
  ],
  "measurements": [
    {
      "label": "PVC drain water pipe diameter",
      "value": "150Ø",
      "unit": "",
      "appliesTo": "PVC drain water pipe"
    },
    {
      "label": "Dimension between indicated points",
      "value": "5000",
      "unit": "",
      "appliesTo": ""
    },
    {
      "label": "Plan scale",
      "value": "1:225",
      "unit": "",
      "appliesTo": ""
    }
  ],
  "notes": [
    "DRAINAGE SPOUT (TYP.)",
    "150Ø PVC DRAIN WATER PIPE",
    "RCC CRASH BARRIER RE WALL"
  ],
  "labels": [
    "PLAN (SCALE 1:225)",
    "APPROACH SLAB",
    "NEW JERSEY CRASH BARRIER",
    "A1",
    "A2",
    "B",
    "SUMP",
    "P"
  ],
  "description": "This crop is a plan fragment showing approach slabs on either side of a central longitudinal alignment. It documents New Jersey crash barriers, RCC crash barrier RE-wall callouts, typical drainage spouts, and 150Ø PVC drain water pipes at the ends of the shown approach-slab arrangement."
}

p01_r05 plan of deck approach slabs re walls drains and medianPlan

  • Approach slab×4rectangularFour areas are labelled APPROACH SLAB.

150Ø PVC drain water pipe diameter5000 Dimension between indicated points1:225 Plan scale

crop

p01_r02

page 1 · design_notes_and_legend_p01_r02
Original
p01_r02
{
  "view": "Notes",
  "objects": [
    {
      "name": "Filler type expansion joint",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Specified to be provided."
    },
    {
      "name": "Structure",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Backfilling is specified on both sides."
    },
    {
      "name": "R.E. wall",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Selected earth fill behind wall is specified."
    },
    {
      "name": "R.C.C. box cast in situ portion",
      "tag": "",
      "shape": "",
      "material": "concrete, M35",
      "count": null,
      "note": ""
    },
    {
      "name": "Crash barrier",
      "tag": "",
      "shape": "",
      "material": "concrete, M40",
      "count": null,
      "note": "Reference miscellaneous drawings for details."
    },
    {
      "name": "Approach slab",
      "tag": "",
      "shape": "",
      "material": "concrete, M30",
      "count": null,
      "note": "PCC below approach slab is specified as M15."
    },
    {
      "name": "PCC below approach slab",
      "tag": "",
      "shape": "",
      "material": "PCC, M15",
      "count": null,
      "note": ""
    },
    {
      "name": "PCC below founding level of RCC box",
      "tag": "",
      "shape": "",
      "material": "PCC, M10",
      "count": null,
      "note": ""
    },
    {
      "name": "Reinforcing steel bars",
      "tag": "",
      "shape": "",
      "material": "high yield strength deformed (TMT) bars, Grade-Fe 550D",
      "count": null,
      "note": ""
    },
    {
      "name": "Cover slab for footpath",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Reference miscellaneous drawings for details."
    },
    {
      "name": "Bottom slab",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Clear reinforcement cover is specified at earth and inside faces."
    },
    {
      "name": "Side wall",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Clear reinforcement cover is specified at earth and inside faces."
    },
    {
      "name": "Top slab",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Clear reinforcement cover and wearing course are specified."
    },
    {
      "name": "Wearing course",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Provided over top slab."
    },
    {
      "name": "BC for cross road",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "Minimum thickness specified."
    }
  ],
  "measurements": [
    {
      "label": "Scale",
      "value": "1:25",
      "unit": "",
      "appliesTo": "DETAIL Z"
    },
    {
      "label": "Filler type expansion joint width",
      "value": "20",
      "unit": "mm",
      "appliesTo": "Filler type expansion joints"
    },
    {
      "label": "C",
      "value": "0",
      "unit": "",
      "appliesTo": "Selected earth fill behind RE wall"
    },
    {
      "label": "φ",
      "value": "> 30°",
      "unit": "",
      "appliesTo": "Selected earth fill behind RE wall"
    },
    {
      "label": "γ",
      "value": "2.0",
      "unit": "T/m³",
      "appliesTo": "Selected earth fill behind RE wall"
    },
    {
      "label": "Concrete grade",
      "value": "M35",
      "unit": "",
      "appliesTo": "R.C.C. box cast in situ portion"
    },
    {
      "label": "Concrete grade",
      "value": "M40",
      "unit": "",
      "appliesTo": "Crash barrier"
    },
    {
      "label": "Concrete grade",
      "value": "M30",
      "unit": "",
      "appliesTo": "Approach slab"
    },
    {
      "label": "PCC grade",
      "value": "M15",
      "unit": "",
      "appliesTo": "PCC below approach slab"
    },
    {
      "label": "PCC grade",
      "value": "M10",
      "unit": "",
      "appliesTo": "PCC below founding level of RCC box"
    },
    {
      "label": "Reinforcing steel grade",
      "value": "Fe 550D",
      "unit": "",
      "appliesTo": "Reinforcing steel"
    },
    {
      "label": "Design loading",
      "value": "FOUR LANE OF CLASS A",
      "unit": "",
      "appliesTo": "Structure"
    },
    {
      "label": "Design loading",
      "value": "ONE LANE CLASS 70R + TWO LANE OF CLASS A",
      "unit": "",
      "appliesTo": "Structure"
    },
    {
      "label": "Design loading",
      "value": "ONE LANE OF 70R + ONE LANE OF 70R OR SV LOADING",
      "unit": "",
      "appliesTo": "Structure"
    },
    {
      "label": "Seismic zone",
      "value": "III",
      "unit": "",
      "appliesTo": "Structure"
    },
    {
      "label": "Clear cover, bottom slab & side wall (earth faces)",
      "value": "75",
      "unit": "mm",
      "appliesTo": "Reinforcement"
    },
    {
      "label": "Clear cover, bottom slab & side wall (inside faces)",
      "value": "45",
      "unit": "mm",
      "appliesTo": "Reinforcement"
    },
    {
      "label": "Clear cover, top slab on both faces",
      "value": "45",
      "unit": "mm",
      "appliesTo": "Reinforcement"
    },
    {
      "label": "Wearing course thickness",
      "value": "50",
      "unit": "mm",
      "appliesTo": "Top slab"
    },
    {
      "label": "Minimum BC thickness",
      "value": "40",
      "unit": "mm",
      "appliesTo": "Cross road"
    },
    {
      "label": "ROW at underpass location",
      "value": "60",
      "unit": "m",
      "appliesTo": "Underpass location"
    }
  ],
  "notes": [
    "1. ALL DIMENSIONS ARE IN MILLIMETERS AND LEVELS ARE IN METERS UNLESS OTHERWISE SPECIFIED.",
    "2. DIMENSIONS ARE NOT TO BE SCALED. ONLY WRITTEN DIMENSIONS SHALL BE FOLLOWED.",
    "3. THIS DRAWING SHALL BE READ IN CONJUNCTION WITH RESPECTIVE HIGHWAY ALIGNMENT DRAWINGS.",
    "4. FILLER TYPE EXPANSIONS JOINTS OF 20mm WIDTH ARE TO BE PROVIDED.",
    "5. THE BACKFILLING ON BOTH SIDE OF THE STRUCTURE SHOULD BE DONE SIMULTANEOUSLY. THE SELECTED EARTH FILL USED FOR BACKFILLING BEHIND RE WALL SHALL HAVE THE FOLLOWING PROPERTIES: C=0 . φ> 30°, γ = 2.0 T/m³.",
    "6. GRADE OF CONCRETE FOR VARIOUS STRUCTURAL COMPONENTS SHALL BE AS FOLLOWS:-",
    "• R.C.C. BOX CAST IN SITU PORTION ------ M35",
    "• CRASH BARRIER ------ M40",
    "• APPROACH SLAB ------ M30",
    "• GRADE OF PCC BELOW APPROACH SLAB ------ M15",
    "• GRADE OF PCC BELOW FOUNDING LEVEL OF RCC BOX------ M10",
    "7. ALL REINFORCING STEEL SHOULD BE HIGH YIELD STRENGTH DEFORMED (TMT) BARS (GRADE-Fe 550D).",
    "8. THE STRUCTURE IS DESIGNED FOR FOUR LANE OF CLASS A, ONE LANE CLASS 70R + TWO LANE OF CLASS A, ONE LANE OF 70R + ONE LANE OF 70R OR SV LOADING WHICHEVER GOVERNS, IS CONSIDERED AS LIVE LOAD.",
    "9. THE STRUCTURE FALLS IN SEISMIC ZONE III.",
    "10. THE DESIGN ARE APPLICABLE FOR “SEVERE” CONDITIONS OF EXPOSURE",
    "11. FOR DETAILS OF CRASH BARRIER, APPROACH SLAB & COVER SLAB FOR FOOTPATH REFER MISCELLANEOUS DRAWINGS.",
    "12. CLEAR COVER FOR REINFORCEMENT SHALL BE AS PER FOLLOWS:",
    "• BOTTOM SLAB & SIDE WALL (EARTH FACES) = 75mm",
    "• BOTTOM SLAB & SIDE WALL (INSIDE FACES) = 45mm",
    "• TOP SLAB ON BOTH FACES = 45mm",
    "14. 50mm THICK WEARING COURSE IS PROVIDED OVER TOP SLAB AND MINIMUM 40mm THICK BC FOR CROSS ROAD.",
    "15. THE ROW AT UNDERPASS LOCATION IS 60m.",
    "16. DETAILS OF APPROACH PORTION SHALL BE VERIFIED FROM HIGHWAY DRAWINGS AND SHALL BE CONSTRUCTED ACCORDINGLY."
  ],
  "labels": [
    "DETAIL Z",
    "(SCALE 1:25)",
    "NOTES:",
    "LEGEND:",
    "1. FRL ........ FINISHED ROAD LEVEL",
    "2. CRL ........ CROSS ROAD LEVEL"
  ],
  "description": "This crop is a general notes block for a structure detail, headed DETAIL Z, together with a short level-abbreviation legend. It specifies design, materials, loading, backfill, reinforcement cover, slab surfacing, and approach-work requirements; no physical plan, elevation, or section geometry is shown in this crop."
}

p01_r02Notes

  • Approach slabconcrete, M30PCC below approach slab is specified as M15.

1:25 Scale20 mm Filler type expansion joint width0 C> 30° φ2.0 T/m³ γM35 Concrete gradeM40 Concrete gradeM30 Concrete grade+13 more