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1.5.0 TRIM <br />TRIM shall normally be of 26 gage Grade D steel of 50,000 psi <br />minimum yield strength and shall be compatible with the material, <br />finish, and profile of the adjoining roof or wall system. <br />1.5.1 SYSTEMS COVERING SEALANTS <br />SYSTEM COVERING SEALANTS shall normally be preformed roll-type <br />sealants, tube sealants, and closures as required fir weather- <br />tightness of the roof. <br />1. TAPE SEALANTS shall be of preformed butylrubber base, and shall <br />normally be supplied as a 3/32" X 3/8" extruded shape. <br />2. TUBE SEALANTS shall be a butylrubber base caulking material. <br />3. CLOSURES shall be of a closed cell foam material of a gray or <br />neutral color, and shall be die cut to panel profiles. closures <br />shall be supplied as required to provide weather-tightness. <br />1.5.2 FASTENERS <br />FASTENERS for roof and wall covering systems shall be one or <br />more types of self-drilling or self-tapping screws. Blind rivets <br />shall normally be used in trim and accessory attachment and <br />splicing. For application details see shop drawings. <br />1.5.3 STRUCTURAL DESIGN <br />1. DESIGN CRITERIA shall be the system of designing the primary, <br />primary endwall and secondary framing systems for the loads as <br />specified. <br />2. DESIGN LOADS shall be the application and combination of loads <br />as specified and clearly set forth. <br />LIVE LOAD <br />12 psf frame - <br />20 psf purlins <br />70 mph wind <br />And/or accordance with MBMA standards for this location. <br />Structural calculations shall be submitted, prepared by, signed and <br />sealed by a Registered Professional Engineer registered in the <br />State of Texas. <br />3. BUILDING DEAD LOADS-The weight of the building system, such as <br />roof framing and covering members. <br />74 <br />