2008-276 D - Laserfiche WebLink

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2. Fittings: Buried fittings shall be AWWA approved mechanical joint fittings. Exposed fittings shall be flanged fitting or as detailed on the drawings. Conform to AWWA C153. 3. The internal surface of all piping and fittings shall be cement mortar lined and seal coated in accordance with AWWA C104, A21, unless other noted on plans or in Table 15100-1. 4. Special linings: Pipe, joints, and fittings designated to be lined shall have an 8.0 -- 10.0 mil (DFT) coating on all wetted surfaces. Material shall be ANSVNSF std 61 certified, polyamide, two-part epoxy for exposure to potable water. Coating shall be Pota-Pox, Series 20 as manufactured by Tnemec, or equal. 5. Restrained joint pipe shall be ductile iron Class 53, American Cast Iron Pipe Co., Lok -Fast or approved equal. Restrained joint pipe shall be constructed on all new watermains adjacent to all bends, crosses, tees, etc., where a change in direction occurs. Refer to Indian River County Minimum Design Standards for restrained pipe lengths. All fittings 16" and larger shall be restrained and shall include 3 full pipe lengths of restrained pipe and beyond fittings. 6. Victaulic fittings shall be ductile iron AWWA cast fittings with rigid radius grooves in accordance with AWWA C110 for center -center dimensions and AWWA C153 or ANSI 21.1 for wall thickness. Fittings shall be interior coated with NSF listed coating with a SSPC-SPA equivalent surface preparation prior to coating. Fittings which need to be tapped shall meet ANSI B 16.1 dimension locations. 7. Couplings shall be ductile iron grooved end couplings suitable for performance on steel, stainless steel, and PVC schedule pipe. Couplings shall be galvanized style 77 flexible couplings, as manufactured by Victaulic, or equal. Be Stainless Steel Tubing: Tubing for sizes 1 -inch and smaller shall be seamless austenitic stainless, grade TP 316L conforming to ASTM MA -632. Furnish Swagelok 316 stainless compression fittings, or equal. C. Black Iron Pipe: Extra heavy, schedule 80 black iron pipe with screwed joints and fittings. D. Steel Pipe: ASTM A53, Schedule 20, 40 1. Steel pipe shall conform to ASTM A53, Grade B, seamless or electric resistance welded. Pipe shall meet the requirements of ASME B31.34996 Process Piping code edition. 2. Pipe flanges and fittings shall meet ASME 1316.54996. 3. Flanges to be Class 150, raised face, serrated finish, forged steel, slip-on with 1504b. drilling. 4. All pipe sizes up to 12" NPS shall be schedule 40, 12" can be schedule 20 minimum. 044572017 15100-4