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Special Protective Coating

1 page · 1 crop · material

Matched toProtective Coatingbridge.ancillary_system.protective_coatingon “Protective Coating”

1 read off the drawings · 1 not established
The class asks forValueHowFrom
Surface AreaA_surfacewants m2not establishedThe note identifies the coating application as the exposed diaphragm bar, washer, and nut in the recess, but provides no exposed lengths, quantities, recess dimensions, or coating area.not found
Material TypeMATSpecial Protective Coating No. 2 P -The construction note explicitly requires painting the exposed diaphragm bar, washer, and nut with Special Protective Coating No. 2 P.readp10 · p10_r08

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.

How the sheets named it

NO. 2 P

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 (partial).

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

Page 10

crop

p10_r08

page 10 · other_p10_r08
Original
p10_r08
{
  "view": "Notes",
  "objects": [
    {
      "name": "Diaphragm bar",
      "tag": "",
      "shape": "plain bar",
      "material": "",
      "count": null,
      "note": "Threaded 5” on each end."
    },
    {
      "name": "Washer",
      "tag": "",
      "shape": "circular",
      "material": "",
      "count": null,
      "note": "Specified as 1/4” x 3 1/2” diameter."
    },
    {
      "name": "Hex nut",
      "tag": "",
      "shape": "hexagonal",
      "material": "ASTM A 709 Grade 36",
      "count": null,
      "note": ""
    },
    {
      "name": "Recess",
      "tag": "",
      "shape": "",
      "material": "",
      "count": null,
      "note": "To receive approved epoxy grout after painting."
    },
    {
      "name": "Special protective coating",
      "tag": "NO. 2 P",
      "shape": "",
      "material": "",
      "count": null,
      "note": "For exposed diaphragm bar, washer, and nut in recess."
    },
    {
      "name": "Epoxy grout",
      "tag": "",
      "shape": "",
      "material": "approved epoxy grout",
      "count": null,
      "note": "To fill recess after painting."
    }
  ],
  "measurements": [
    {
      "label": "diaphragm bar diameter",
      "value": "1”",
      "unit": "",
      "appliesTo": "Diaphragm bar"
    },
    {
      "label": "threaded length on each end",
      "value": "5”",
      "unit": "",
      "appliesTo": "Diaphragm bar"
    },
    {
      "label": "washer dimension",
      "value": "1/4” x 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 (partial)."
  ],
  "labels": [],
  "description": "This crop is a block of construction notes concerning diaphragm bars, washers, and hex nuts. It specifies threading, tightening, coating, and epoxy-grouting requirements; the final galvanizing note is cut off."
}

p10_r08Notes

  • Special protective coatingNO. 2 PFor exposed diaphragm bar, washer, and nut in recess.

1” diaphragm bar diameter5” threaded length on each end1/4” x 3 1/2” washer dimension