COATINGS AND CORROSION CONTROL. 1. Each canopy system and associated components must be designed and selected to withstand the environmental conditions of the site (e.g., temperatures, winds, rain, flooding, etc.) to which they will be exposed. The design life shall be a minimum of 25- years. 2. All structural members and racking installed outdoors shall be hot-dipped galvanized steel. a. All galvanized structural components shall be hot-dipped galvanized in compliance with ASTM 123. b. All purlin framing members shall be galvanized according to ASTM A653 to a minimum coating weight of G120 if the site is within 5-miles of a marine environment. All other sites, minimum coating weight shall be G90. Heavier coating shall be utilized if required by the Engineer of Record. c. Field cuts of galvanized materials shall be kept to a minimum. All galvanized materials cut during construction shall be field coated with a long-lasting rust inhibiting coating, color matched and intended for coating hot-dipped galvanized metal in outdoor settings. 3. All canopy bolts, nuts and washers, unless otherwise noted, shall be hot-dip galvanized or stainless steel.
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Samples: Design Build Agreement, Design Build Agreement, Design Build Agreement
