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8. Allow coating to dry a minimum of 30 minutes. Coating shall be dry to touch <br /> before roof insulation is installed. <br /> D. Corrosion Degree 4: <br /> 1. Remove all loose dirt, rust, moisture, grease or other contaminants from the <br /> surface with a power wire brush. <br /> 2. Vacuum the roof deck surface clean. <br /> 3. Mechanically attach 1/8"thick deck repair plate to deck ribs with deck to side lap <br /> fasteners 8"on center maximum or a minimum of 2 screws per side. <br /> 4. Properly mix deck repair coating according to manufacturer's recommendations. <br /> 5. Do not mix more material than can be used in the materials expected pot life. <br /> 6. Material should be from 50° F to 90° F for optimum application. <br /> 7. Brush or roller apply deck repair coating as recommended by manufacturer. <br /> 8. Allow coating to dry a minimum of 30 minutes. Coating shall be dry to touch <br /> before roof insulation is installed. <br /> E. Corrosion Degree 5: <br /> 1. Examine underside of steel deck for anyconduit located directlybelow the deck <br /> surface, anything suspended or fastened to the deck surface, etc. If necessary, <br /> detach all objects from the bottom side of the deck to be removed. <br /> 2. Anydeck meetingCorrosion Degree 5 shall be removed in its entirety. <br /> g h' <br /> 3. Provide roof deck where existing is removed. <br /> 4. Overlap all deck end laps no less than 6" and as required to secure through both <br /> panels and into the structural steel. Lap ends only over structural framing. Deck <br /> fasteners shall penetrate deck panels no less than 2" from the edge of the panel. <br /> 5. Overlap all deck side laps to nest flush into neighboring deck panel. Install a <br /> minimum of two deck side lap fasteners. <br /> 6. Workers shall apply their weight over the area being fastened to prevent deck <br /> deflection and ensure complete contact between fasteners, deck and/or structural <br /> steel. <br /> 7. Follow deck Manufacturer's instructions and the latest edition of the Steel Deck <br /> Institute(SDI)Specifications and Commentary. <br /> 3.04 STEEL DECK SECUREMENT <br /> A. Fasten all steel deck panels to steel framing and steel deck side laps as indicated in the <br /> contract drawings. <br /> 1. Field of Roof: Fasten deck to joists 12" on centers, one fastener in every other <br /> deck rib. <br /> 2. Perimeter of Roof: Fasten deck to joists 6" on centers,one fastener in every deck <br /> rib. <br /> 3. Deck Side-Lap Fastening: <br /> a. Install two (2) deck panel side-lap fasteners between joists. Equally <br /> space the fasteners no greater than 30"apart. <br /> 4. Fastener position/location: <br /> a. Deck fasteners shall be driven in the center of the bottom of the deck rib. <br /> The fasteners shall be driven within +/- 1/4" of the center of the <br /> structural steel bearing surface. The fasteners shall be driven along the <br /> center of the structural steel member, not near the edge of the structural <br /> steel. <br /> Sebastian Corners Roof Replacement 05 31 23-5 Steel Roof Deck Repair and Securement <br />