Joint Sealer

{
  "view": "Detail",
  "objects": [
    {
      "name": "Expansion joint seal assembly",
      "tag": "",
      "shape": "rectangular groove with tapered/pinched sealant profile",
      "material": "preformed silicone joint seal / silicone adhesive",
      "count": 1,
      "note": "Shown in cross-section between two concrete edges"
    },
    {
      "name": "Filler material",
      "tag": "",
      "shape": "rectangular strip (hatched)",
      "material": "filler material per Georgia DOT sub-section 833.2.01",
      "count": 1,
      "note": "Located below the silicone seal, held with 10d galvanized nails"
    },
    {
      "name": "Concrete edge/nosing",
      "tag": "",
      "shape": "rounded edge (1/4\" R)",
      "material": "concrete (implied)",
      "count": 2,
      "note": "Two facing edges forming the joint gap"
    }
  ],
  "measurements": [
    {
      "label": "Joint opening width",
      "value": "1 3/8",
      "unit": "in",
      "appliesTo": "Expansion joint seal"
    },
    {
      "label": "Seal depth/height",
      "value": "1/2",
      "unit": "in",
      "appliesTo": "Expansion joint seal"
    },
    {
      "label": "Edge fillet radius",
      "value": "1/4",
      "unit": "in R",
      "appliesTo": "Concrete edge"
    }
  ],
  "notes": [
    "PREFORMED SILICONE JOINT SEAL AS PER SPECIAL PROVISION SECTION 449",
    "FILLER MATERIAL IN ACCORDANCE WITH SUB-SECTION 833.2.01 OF THE GEORGIA DOT SPECIFICATIONS, HOLD IN PLACE WITH 10d GALV. NAILS"
  ],
  "labels": [
    "1/4\" R",
    "SILICONE ADHESIVE",
    "EXPANSION JOINT DETAILS",
    "END BENTS 1 AND 4"
  ],
  "description": "This crop is a detail drawing showing a cross-section of an expansion joint seal assembly, likely at a bridge end bent. It illustrates the preformed silicone joint seal geometry, dimensions of the joint opening and seal depth, the silicone adhesive bond, and the filler material below, with associated specification references. The title at the bottom indicates this detail applies to End Bents 1 and 4 (text partially cut off)."
}

{
  "view": "Detail",
  "objects": [
    {
      "name": "Expansion joint seal",
      "tag": "",
      "shape": "tapered/V-shaped preformed seal",
      "material": "silicone",
      "count": 1,
      "note": "Preformed silicone joint seal set into joint gap, per Special Provision Section 449"
    },
    {
      "name": "Silicone adhesive",
      "tag": "",
      "shape": "linear bead along joint faces",
      "material": "silicone",
      "count": 1,
      "note": "Applied along both vertical faces of joint opening"
    },
    {
      "name": "Filler material",
      "tag": "",
      "shape": "rectangular strip, hatched",
      "material": "per Georgia DOT Sub-Section 833.2.01",
      "count": 1,
      "note": "Held in place with 10d galvanized nails"
    },
    {
      "name": "Joint recess/nosing",
      "tag": "",
      "shape": "rounded edge, 1/4\" radius, with rounded top corners",
      "material": "concrete (implied by break lines)",
      "count": 2,
      "note": "Shown as broken/cut concrete edges on either side of joint, representing deck or end bent concrete adjacent to joint"
    }
  ],
  "measurements": [
    {
      "label": "Joint opening width",
      "value": "1 3/8",
      "unit": "in",
      "appliesTo": "expansion joint seal"
    },
    {
      "label": "Depth to silicone adhesive/seal top",
      "value": "1/2",
      "unit": "in",
      "appliesTo": "expansion joint seal"
    },
    {
      "label": "Edge radius",
      "value": "1/4",
      "unit": "in",
      "appliesTo": "joint edge (concrete corner)"
    }
  ],
  "notes": [
    "PREFORMED SILICONE JOINT SEAL AS PER SPECIAL PROVISION SECTION 449",
    "FILLER MATERIAL IN ACCORDANCE WITH SUB-SECTION 833.2.01 OF THE GEORGIA DOT SPECIFICATIONS, HOLD IN PLACE WITH 10d GALV. NAILS"
  ],
  "labels": [
    "EXPANSION JOINT DETAILS",
    "END BENTS 1 AND 4",
    "SILICONE ADHESIVE",
    "1/4\" R"
  ],
  "description": "This crop is a detail drawing titled 'EXPANSION JOINT DETAILS' for END BENTS 1 AND 4, showing a cross-section of a preformed silicone joint seal installed at a deck expansion joint. It calls out the seal per Special Provision Section 449, silicone adhesive bonding it to the concrete faces, a filler material below meeting Georgia DOT Sub-Section 833.2.01 held with 10d galvanized nails, and key dimensions (1 3/8\" opening, 1/2\" depth, 1/4\" edge radius). No quantities or schedule data are shown in this particular crop; the linked schedule panel on the same sheet is a separate superstructure quantities table not depicted here."
}

{
  "view": "Detail",
  "objects": [
    {
      "name": "Expansion joint (barrier)",
      "tag": "",
      "shape": "rectangular joint with chamfered edges",
      "material": "preformed joint filler / silicone sealant",
      "count": 1,
      "note": "Shown in Plan and Elevation views, joint width 1\" with 3/4\" chamfers on both faces"
    },
    {
      "name": "Barrier (traffic/parapet)",
      "tag": "",
      "shape": "tapered/trapezoidal profile",
      "material": "reinforced concrete",
      "count": 1,
      "note": "Shown in Side Elevation, only partial profile with expansion joint at base area indicated by 3\" dimension"
    },
    {
      "name": "Preformed joint filler",
      "tag": "",
      "shape": "rectangular strip, 1\" thick",
      "material": "preformed filler material",
      "count": 1,
      "note": "Located within barrier joint, held with 10d galvanized nails per note"
    },
    {
      "name": "Low modulus silicone sealant (Type A)",
      "tag": "",
      "shape": "linear sealant bead",
      "material": "silicone sealant",
      "count": 1,
      "note": "Applied at joint face, both plan and elevation views"
    }
  ],
  "measurements": [
    {
      "label": "Chamfer",
      "value": "3/4",
      "unit": "in",
      "appliesTo": "barrier edge chamfer"
    },
    {
      "label": "Joint filler thickness",
      "value": "1",
      "unit": "in",
      "appliesTo": "preformed joint filler"
    },
    {
      "label": "Top offset",
      "value": "3/4",
      "unit": "in",
      "appliesTo": "joint filler top clearance"
    },
    {
      "label": "Bottom offset",
      "value": "3/4",
      "unit": "in",
      "appliesTo": "joint filler bottom clearance (elevation view)"
    },
    {
      "label": "Nail size",
      "value": "10d",
      "unit": "",
      "appliesTo": "galvanized nails holding joint filler"
    },
    {
      "label": "Side elevation offset",
      "value": "3",
      "unit": "in",
      "appliesTo": "barrier side elevation, joint location from base"
    }
  ],
  "notes": [
    "3/4\" CHAMFER",
    "LOW MODULUS SILICONE SEALANT (TYPE A)",
    "1\" PREFORMED JOINT FILLER",
    "HOLD IN PLACE WITH 10d GALV. NAILS.",
    "DETAILS OF 1\" EXPANSION JOINT IN BARRIER",
    "NO SCALE"
  ],
  "labels": [
    "PLAN",
    "ELEVATION",
    "SIDE ELEVATION",
    "DETAILS OF 1\" EXPANSION JOINT IN BARRIER",
    "NO SCALE",
    "NTS"
  ],
  "description": "This crop shows a detail sheet illustrating a 1-inch expansion joint within a concrete traffic barrier, presented in Plan, Elevation, and Side Elevation views. The detail specifies a preformed joint filler with 3/4-inch chamfered edges, sealed with low modulus silicone sealant (Type A), and notes that the filler is held in place with 10d galvanized nails. The side elevation shows a partial tapered barrier profile with the joint located near its base, dimensioned at 3 inches from the base to the joint start."
}

{
  "view": "Detail",
  "objects": [
    {
      "name": "Expansion joint (in barrier)",
      "tag": "",
      "shape": "rectangular/vertical joint",
      "material": "preformed joint filler with silicone sealant",
      "count": 1,
      "note": "Shown in Plan, Elevation, and Side Elevation views"
    },
    {
      "name": "Barrier",
      "tag": "",
      "shape": "tapered (sloped face)",
      "material": "concrete",
      "count": 1,
      "note": "Side elevation shows tapered barrier profile with chamfer and joint"
    },
    {
      "name": "Chamfer",
      "tag": "",
      "shape": "linear edge chamfer",
      "material": "concrete",
      "count": 1,
      "note": "3/4\" chamfer at barrier edge"
    },
    {
      "name": "Preformed joint filler",
      "tag": "",
      "shape": "rectangular strip",
      "material": "preformed filler material",
      "count": 1,
      "note": "1\" thick, spans joint width"
    },
    {
      "name": "Silicone sealant",
      "tag": "",
      "shape": "linear bead",
      "material": "low modulus silicone (Type A)",
      "count": 1,
      "note": "Applied at joint face"
    }
  ],
  "measurements": [
    {
      "label": "Chamfer size",
      "value": "3/4",
      "unit": "in",
      "appliesTo": "barrier edge chamfer"
    },
    {
      "label": "Joint filler cover (plan)",
      "value": "3/4",
      "unit": "in",
      "appliesTo": "preformed joint filler, plan view top"
    },
    {
      "label": "Joint filler cover (plan)",
      "value": "3/4",
      "unit": "in",
      "appliesTo": "preformed joint filler, plan view bottom"
    },
    {
      "label": "Preformed joint filler thickness",
      "value": "1",
      "unit": "in",
      "appliesTo": "preformed joint filler"
    },
    {
      "label": "Joint filler cover (elevation)",
      "value": "3/4",
      "unit": "in",
      "appliesTo": "preformed joint filler, elevation view top"
    },
    {
      "label": "Offset dimension",
      "value": "3",
      "unit": "in",
      "appliesTo": "side elevation, base of barrier"
    }
  ],
  "notes": [
    "HOLD IN PLACE WITH 10d GALV. NAILS."
  ],
  "labels": [
    "PLAN",
    "ELEVATION",
    "SIDE ELEVATION",
    "DETAILS OF 1\" EXPANSION JOINT IN BARRIER",
    "NO SCALE",
    "JOINTS"
  ],
  "description": "This crop is a detail sheet showing the construction of a 1-inch expansion joint within a concrete barrier, illustrated in plan, elevation, and side elevation views. It specifies a 3/4-inch chamfer, 1-inch preformed joint filler, and low modulus silicone sealant (Type A) at the joint, with the filler held in place using 10d galvanized nails. The side elevation shows the tapered barrier profile with a 3-inch offset dimension near its base."
}

{
  "view": "Section",
  "objects": [
    {
      "name": "Edge beam",
      "tag": "",
      "shape": "rectangular with tapered haunch",
      "material": "reinforced concrete",
      "count": 1,
      "note": "Section thru edge beam at Bent 2, Bent 3 similar; shows preformed joint filler and construction joint"
    },
    {
      "name": "Bearing pad",
      "tag": "",
      "shape": "rectangular",
      "material": "elastomeric (implied)",
      "count": null,
      "note": "Noted as 'not shown' in this section"
    },
    {
      "name": "Reinforcement bar",
      "tag": "506A",
      "shape": "bent bar",
      "material": "reinforcing steel",
      "count": null,
      "note": "Spaced at 18\" per note"
    },
    {
      "name": "Reinforcement bar",
      "tag": "800",
      "shape": "bar",
      "material": "reinforcing steel",
      "count": 2,
      "note": "2-800 bars shown"
    },
    {
      "name": "Reinforcement bar",
      "tag": "508",
      "shape": "bar",
      "material": "reinforcing steel",
      "count": null,
      "note": ""
    },
    {
      "name": "Reinforcement bar",
      "tag": "509",
      "shape": "bar",
      "material": "reinforcing steel",
      "count": null,
      "note": ""
    },
    {
      "name": "Reinforcement bar",
      "tag": "404",
      "shape": "bar",
      "material": "reinforcing steel",
      "count": null,
      "note": ""
    },
    {
      "name": "Reinforcement bar",
      "tag": "801",
      "shape": "bar",
      "material": "reinforcing steel",
      "count": 1,
      "note": "1-801 bar"
    },
    {
      "name": "Reinforcement bar",
      "tag": "802",
      "shape": "bar",
      "material": "reinforcing steel",
      "count": 1,
      "note": "1-802 bar"
    },
    {
      "name": "Joint filler",
      "tag": "*",
      "shape": "strip",
      "material": "preformed material",
      "count": 1,
      "note": "1\" preformed joint filler at construction joint"
    },
    {
      "name": "Diaphragm",
      "tag": "",
      "shape": "rectangular",
      "material": "reinforced concrete",
      "count": 1,
      "note": "10\" concrete diaphragm, Section thru diaphragm, Span 2"
    },
    {
      "name": "Reinforcement bar",
      "tag": "507B",
      "shape": "bar",
      "material": "reinforcing steel",
      "count": 4,
      "note": "2-507B top and 2-507B bottom shown, total 4 visible"
    },
    {
      "name": "Reinforcement bar",
      "tag": "402B",
      "shape": "bar, crossed/diagonal",
      "material": "reinforcing steel",
      "count": 4,
      "note": "4-402B bars"
    },
    {
      "name": "Reinforcement bar",
      "tag": "403B",
      "shape": "bar",
      "material": "reinforcing steel",
      "count": null,
      "note": ""
    },
    {
      "name": "Plain bar",
      "tag": "",
      "shape": "round, 1\" dia.",
      "material": "plain steel bar",
      "count": 1,
      "note": "1\" dia. plain bar noted"
    },
    {
      "name": "Joint sealer detail",
      "tag": "Detail A",
      "shape": "notched joint profile",
      "material": "silicone sealant (Type B, C or D)",
      "count": 1,
      "note": "Detail A shows required construction joint with silicone sealant type joint sealer"
    }
  ],
  "measurements": [
    {
      "label": "width",
      "value": "8",
      "unit": "in",
      "appliesTo": "edge beam section, left overhang"
    },
    {
      "label": "width",
      "value": "1'-0 1/2",
      "unit": "",
      "appliesTo": "edge beam section"
    },
    {
      "label": "width",
      "value": "1'-0 1/2",
      "unit": "",
      "appliesTo": "edge beam section"
    },
    {
      "label": "width",
      "value": "8",
      "unit": "in",
      "appliesTo": "edge beam section, right overhang"
    },
    {
      "label": "clearance",
      "value": "4",
      "unit": "in",
      "appliesTo": "top cover, edge beam"
    },
    {
      "label": "depth",
      "value": "8",
      "unit": "in",
      "appliesTo": "haunch/taper, edge beam"
    },
    {
      "label": "spacing",
      "value": "18",
      "unit": "in",
      "appliesTo": "506A bar spacing"
    },
    {
      "label": "clearance",
      "value": "1 1/2",
      "unit": "in",
      "appliesTo": "clearance, 3 sides, edge beam stirrup"
    },
    {
      "label": "width",
      "value": "1'-0",
      "unit": "",
      "appliesTo": "edge beam section, left dimension"
    },
    {
      "label": "width",
      "value": "1'-0",
      "unit": "",
      "appliesTo": "edge beam section, right dimension"
    },
    {
      "label": "joint filler thickness",
      "value": "1",
      "unit": "in",
      "appliesTo": "preformed joint filler"
    },
    {
      "label": "scale",
      "value": "3/4\" = 1'-0\"",
      "unit": "",
      "appliesTo": "Section thru edge beam"
    },
    {
      "label": "height",
      "value": "3'-0",
      "unit": "",
      "appliesTo": "diaphragm section overall depth"
    },
    {
      "label": "clearance",
      "value": "2",
      "unit": "in",
      "appliesTo": "top clearance, diaphragm section"
    },
    {
      "label": "width",
      "value": "10",
      "unit": "in",
      "appliesTo": "concrete diaphragm width"
    },
    {
      "label": "clearance",
      "value": "1 1/2",
      "unit": "in",
      "appliesTo": "clearance typical, diaphragm reinforcement"
    },
    {
      "label": "diameter",
      "value": "1",
      "unit": "in",
      "appliesTo": "plain bar diameter"
    },
    {
      "label": "scale",
      "value": "3/4\" = 1'-0\"",
      "unit": "",
      "appliesTo": "Section thru diaphragm"
    },
    {
      "label": "width",
      "value": "1/4",
      "unit": "in",
      "appliesTo": "Detail A joint profile"
    },
    {
      "label": "width",
      "value": "1/2",
      "unit": "in",
      "appliesTo": "Detail A joint profile"
    },
    {
      "label": "width",
      "value": "3/4",
      "unit": "in",
      "appliesTo": "Detail A required construction joint width"
    },
    {
      "label": "radius",
      "value": "1/4",
      "unit": "in",
      "appliesTo": "Detail A rounding radius"
    }
  ],
  "notes": [
    "SLAB REINFORCEMENT NOT SHOWN",
    "BEARING PADS NOT SHOWN",
    "* 1\" PREFORMED JOINT FILLER",
    "BENT 2 SHOWN",
    "BENT 3 SIMILAR",
    "1 1/2\" CL. 3 SIDES",
    "1\" DIA. PLAIN BAR",
    "SILICONE SEALANT TYPE JOINT SEALER (TYPE B, C OR D)",
    "ROUND TO 1/4\" R",
    "REQUIRED CONST. JOINT., TYP.",
    "SEE DETAIL \"A\""
  ],
  "labels": [
    "SECTION THRU EDGE BEAM",
    "SECTION THRU DIAPHRAGM",
    "SPAN 2",
    "DETAIL \"A\"",
    "NO SCALE",
    "SCALE: 3/4\" = 1'-0\"",
    "C REQ'D. CONST. JOINT",
    "TOP OF BEAM",
    "10\" CONC. DIAPH."
  ],
  "description": "This crop contains three related structural details for a bridge superstructure: a Section thru Edge Beam at Bent 2 (Bent 3 similar) showing beam haunch geometry, reinforcement bars (506A, 800, 508, 509, 404, 801, 802), preformed joint filler, and a required construction joint; a Section thru Diaphragm for Span 2 showing a 10-inch concrete diaphragm with reinforcement (507B, 402B, 403B) and a 1-inch diameter plain bar; and Detail 'A' (no scale) illustrating a required construction joint with silicone sealant joint sealer dimensions. Slab reinforcement and bearing pads are explicitly noted as not shown in these sections."
}

{
  "view": "Detail",
  "objects": [
    {
      "name": "Edge beam",
      "tag": "",
      "shape": "rectangular with notched joint",
      "material": "reinforced concrete",
      "count": 1,
      "note": "Section thru edge beam at Bent 2 (Bent 3 similar); shows construction joint, preformed joint filler, and reinforcement bars 506A, 800, 508, 509, 801/802, 404"
    },
    {
      "name": "Reinforcement bar",
      "tag": "506A",
      "shape": "bent bar",
      "material": "reinforced steel",
      "count": null,
      "note": "spaced at 18\" per printed callout"
    },
    {
      "name": "Reinforcement bar",
      "tag": "800",
      "shape": "bar",
      "material": "reinforced steel",
      "count": 2,
      "note": "2-800 shown at top of section"
    },
    {
      "name": "Reinforcement bar",
      "tag": "508",
      "shape": "bar",
      "material": "reinforced steel",
      "count": null,
      "note": ""
    },
    {
      "name": "Reinforcement bar",
      "tag": "509",
      "shape": "bar",
      "material": "reinforced steel",
      "count": null,
      "note": ""
    },
    {
      "name": "Reinforcement bar",
      "tag": "801",
      "shape": "bar",
      "material": "reinforced steel",
      "count": 1,
      "note": ""
    },
    {
      "name": "Reinforcement bar",
      "tag": "802",
      "shape": "bar",
      "material": "reinforced steel",
      "count": 1,
      "note": ""
    },
    {
      "name": "Reinforcement bar",
      "tag": "404",
      "shape": "bar",
      "material": "reinforced steel",
      "count": null,
      "note": ""
    },
    {
      "name": "Bearing pad",
      "tag": "",
      "shape": "rectangular",
      "material": "",
      "count": null,
      "note": "noted as 'not shown' in this section"
    },
    {
      "name": "Preformed joint filler",
      "tag": "*",
      "shape": "strip",
      "material": "",
      "count": null,
      "note": "1\" preformed joint filler at construction joint"
    },
    {
      "name": "Diaphragm",
      "tag": "",
      "shape": "rectangular",
      "material": "reinforced concrete",
      "count": 1,
      "note": "Section thru diaphragm, Span 2, 10\" concrete diaphragm"
    },
    {
      "name": "Reinforcement bar",
      "tag": "507B",
      "shape": "stirrup/tie",
      "material": "reinforced steel",
      "count": 4,
      "note": "2-507B top and 2-507B bottom shown"
    },
    {
      "name": "Reinforcement bar",
      "tag": "402B",
      "shape": "bar",
      "material": "reinforced steel",
      "count": 4,
      "note": "4-402B diagonal bars"
    },
    {
      "name": "Reinforcement bar",
      "tag": "403B",
      "shape": "bar",
      "material": "reinforced steel",
      "count": null,
      "note": ""
    },
    {
      "name": "Plain bar",
      "tag": "",
      "shape": "round",
      "material": "steel",
      "count": 1,
      "note": "1\" dia. plain bar shown at center of diaphragm section"
    },
    {
      "name": "Joint sealer detail",
      "tag": "Detail A",
      "shape": "V-groove joint",
      "material": "silicone sealant",
      "count": 1,
      "note": "Detail A - silicone sealant type joint sealer (Type B, C or D) at required construction joint"
    }
  ],
  "measurements": [
    {
      "label": "width",
      "value": "8",
      "unit": "in",
      "appliesTo": "Section thru edge beam"
    },
    {
      "label": "width",
      "value": "1'-0 1/2",
      "unit": "ft-in",
      "appliesTo": "Section thru edge beam"
    },
    {
      "label": "width",
      "value": "1'-0 1/2",
      "unit": "ft-in",
      "appliesTo": "Section thru edge beam"
    },
    {
      "label": "width",
      "value": "8",
      "unit": "in",
      "appliesTo": "Section thru edge beam"
    },
    {
      "label": "clearance",
      "value": "4",
      "unit": "in",
      "appliesTo": "506A/2-800 area, top clearance"
    },
    {
      "label": "depth",
      "value": "8",
      "unit": "in",
      "appliesTo": "801/802 bar region"
    },
    {
      "label": "clearance",
      "value": "1 1/2",
      "unit": "in",
      "appliesTo": "508/509/404 region, 3 sides"
    },
    {
      "label": "width",
      "value": "1'-0",
      "unit": "ft",
      "appliesTo": "lower slab section left"
    },
    {
      "label": "width",
      "value": "1'-0",
      "unit": "ft",
      "appliesTo": "lower slab section right"
    },
    {
      "label": "height",
      "value": "3'-0",
      "unit": "ft",
      "appliesTo": "Section thru diaphragm"
    },
    {
      "label": "clearance",
      "value": "2",
      "unit": "in",
      "appliesTo": "Section thru diaphragm top"
    },
    {
      "label": "clearance",
      "value": "1 1/2",
      "unit": "in",
      "appliesTo": "403B/402B region, typical"
    },
    {
      "label": "width",
      "value": "10",
      "unit": "in",
      "appliesTo": "concrete diaphragm width"
    },
    {
      "label": "depth",
      "value": "1/4",
      "unit": "in",
      "appliesTo": "Detail A joint groove"
    },
    {
      "label": "depth",
      "value": "1/2",
      "unit": "in",
      "appliesTo": "Detail A joint groove"
    },
    {
      "label": "width",
      "value": "3/4",
      "unit": "in",
      "appliesTo": "Detail A joint groove width"
    },
    {
      "label": "radius",
      "value": "1/4",
      "unit": "in",
      "appliesTo": "Detail A round to R"
    },
    {
      "label": "scale",
      "value": "3/4\"=1'-0",
      "unit": "",
      "appliesTo": "Section thru edge beam"
    },
    {
      "label": "scale",
      "value": "3/4\"=1'-0",
      "unit": "",
      "appliesTo": "Section thru diaphragm"
    },
    {
      "label": "scale",
      "value": "NO SCALE",
      "unit": "",
      "appliesTo": "Detail A"
    }
  ],
  "notes": [
    "SEE DETAIL \"A\"",
    "SLAB REINFORCEMENT NOT SHOWN",
    "* 1\" PREFORMED JOINT FILLER",
    "BEARING PADS NOT SHOWN",
    "BENT 2 SHOWN, BENT 3 SIMILAR",
    "1 1/2\" CL., TYP.",
    "1\" DIA. PLAIN BAR",
    "SILICONE SEALANT TYPE JOINT SEALER (TYPE B, C OR D)",
    "ROUND TO 1/4\" R",
    "REQUIRED CONST. JOINT., TYP.",
    "C REQ'D. CONST. JOINT"
  ],
  "labels": [
    "SECTION THRU EDGE BEAM",
    "SECTION THRU DIAPHRAGM",
    "DETAIL \"A\"",
    "SPAN 2",
    "TOP OF BEAM",
    "10\" CONC. DIAPH."
  ],
  "description": "This crop shows three related reinforced-concrete details for a bridge superstructure: a cross section through the edge beam at Bent 2 (with Bent 3 similar) showing reinforcement bars (506A, 800, 508, 509, 801, 802, 404), a required construction joint with preformed joint filler, and a note that bearing pads are not shown; a cross section through a diaphragm at Span 2 showing a 10\" concrete diaphragm with stirrups (507B), diagonal bars (402B, 403B) and a 1\" diameter plain bar; and a small no-scale Detail 'A' illustrating the silicone sealant joint sealer profile at a required construction joint. Slab reinforcement is explicitly noted as not shown in both main sections."
}