ANSI AWWA C800-14 pdf download.Underground Service Line Valves and Fittings
Valves, fttings, service saddles, and meter setters described in this standard shall be adequate for the purpose intended and shall be convenient to install, use, and operate. Valves, fttings, service saddles, meter setters, and parts thereof shall be machined to the sizes and tolerances defined in the appropriate standards. End connections may be threaded, brazed, compression, or fared, as appropriate, in conformance with Sec. 4.4.
4.2.1 Pressure class The purchaser may specify high-pressure or normal- pressure valves and fttings. Use of valves and fttings above rated pressure must be at the risk of the user and authorized specifcally by the manufacturer. Service sad- dles, fttings, and meter setters shall be for high- pressure, as defined in Sec. 4.2.3.
4.2.2 Normal pressure. .Normal-pressure service line valves and fttings shall be suitable for use with water at 100°F (38°C) and 100 psig (700 kPa) for 1-in. . (25.4-mm) and smaller sizes, and 80 psig (560 kPa) for 1/4-in. (31.8 mm) through 2-in. (50.8-mm) sizes.
4.3.1.2 Overall body dimensions. For corporation stop to be installed by a tapping machine, overall body dimensions shall conform to the dimensions listed in Table 2.
4.3.2 Curb stops. Curb stops may be of an angle design or straight- through design and shall provide a drip- tight shutoff in the closed position. The stop head shall be of the tee design or fAat design.
4.3.3 Curb valve operating beads. Buried curb valves are normally provided with a curb box positioned above the valve. This box provides access for engagement of a shutoff rod to the head of the valve or to the end of a stationary rod. The shutof rod opening must be compatible with the end of the stationary rod or valve head. Dimensional requirements for the head of valves to be compatible with shutoff rods or stationary rod attachment shall comply with Figure 1 and Table 3.ANSI AWWA C800-14 pdf download.