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I <br /> 5. Bolts,Nuts, and Washers: ASTM A354; Type 316. <br /> yI� <br /> 6. Welding Materials: AWS D1.6;type required for materials being welded. <br /> D. Aluminum: <br /> 1. Structural Aluminum Shapes and Plates: ASTM B308, Alloy 6061, Temper T66, Anodic <br /> Coating Class I, anodized after fabrication. <br /> 2. Aluminum-Alloy-Drawn Seamless Tubes: ASTM B210 Alloy 6063,Temper T6. <br /> 3. Aluminum-Alloy Bars: ASTM B211 Alloy 6063,Temper T6. <br /> 4. Bolts,Nuts, and Washers: Stainless steel or Steel, galvanized. <br /> 5. Welding Materials: AWS DI.1;type required for materials being welded. <br /> E. Bolts,Nuts, and Washers for Equipment and Piping: <br /> 1. Select fasteners for the type, grade and class required for the installation of miscellaneous <br /> metal items. <br /> 2. Carbon Steel: <br /> a. General: Zinc-coated, ASTM A153. <br /> b. Structural Connections: ASTM A307,Grade 2(60 ksi), hot-dip galvanized. <br /> c. Anchor Bolts: ASTM A307,Grade 2(60 ksi),hot-dip galvanized. I <br /> d. Pipe and Equipment Flange Bolts: ASTM A193, Grade B-7. <br /> e. High Strength Bolts: ASTM F3125,Heavy Hex Head. <br /> 3. Stainless Steel: Type 316 stainless steel,Class 2;ASTM A193 for bolts; ASTM A194 for I <br /> nuts. <br /> a. Where stainless steel bolts are in contact with dissimilar metals,glass epoxy insulating I <br /> sleeves and washers shall be used to electrically isolate the bolts. <br /> 2.7 FABRICATION <br /> A. Workmanship: <br /> 1. Use materials of the size and thicknesses shown in the Drawings or, if not shown, of the <br /> required size and thickness to produce adequate strength and durability in the finished <br /> product for the intended use as approved by the Engineer. <br /> 2. Work to the dimensions shown in the Drawings or accepted on Shop Drawings, using <br /> proven details of fabrication and support. <br /> 3. Use the type of materials shown in the Drawings or specified for the various components <br /> of work. <br /> 4. Form exposed work true to line and level with accurate angles and surfaces and straight <br /> sharp edges. <br /> I <br /> Legion Golf Course Stormwater Detention Project Metal Fabrications I <br /> WO#UP3620 05 50 00- 8 <br />