Resolutions-1997-021

Depth of bury: Upper Barrel/Standpipe nozzle section shall be fully exposed with flange flush or above ground level. Direction of opening: Open to left (counter-clockwise) Packing: Conventional or O-Ring Size and shape of operating nut: 1 ½ inch, standard pentagon Working pressure: 150 psi. Color: Red F. Special Fittings 1. Special pipe fittings must be approved by the City Engineer. 2. Special fittings must be the same diameter, thickness and pressure class as standard fittings. 3. Special fittings shall be manufactured to meet requirements of same specifications as standard fittings except for laying length and types of end connection. 4. Swivel fitting shall be Tyler 5-198 or approved equal. Retaining spools may be used. 5. Cast iron tapping sleeves shall be Mueller or Clow. 6. Stainless steel tapping sleeves shall be epoxy coated with ductile iron flange and shall be compatible with Mueller or Clow tapping valves. Sleeves shall be Ford FAST, Smith-Blair 662 and 663 or Romac SST. 7. Tapping sleeves for 12 inch or 16 inch shall be ductile iron or CASI. The outlet of the tap shall not be greater than ½ of the diameter of the pipe tapped. G. Sleeve Type Couplings 1. Standard solid black sleeves shall be Tyler5-144L or approved equal. Bolted straight coupling shall be Smith-Blair 441 or Romac Style 501, 6 bolt, 6 inches long, or approved equal. H. Gaskets, Bolts, and Nuts: 1. Mechanical joints made with: a. Bolts: ¾-inch Cor-ten steel. b. Bolt studs with nut on each end. 2. All thread rod used to restrain fittings shall be stainless steel and ¾ inch diameter.