Materials Section - City of Xenia
Materials Section - City of Xenia
Materials Section - City of Xenia
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
same time. Lifter-lock bolts shall be forged silicon-bronze Ford Meter Box Co. standard 27/32<br />
inches. The meter pit cover shall be the equal <strong>of</strong> Type C-3 with 11 ½-inch lid as manufactured<br />
by the Ford Meter Box Company.<br />
5.11 Outside Meter Yoke - Meter yokes shall be <strong>of</strong> the riser type with a valve inlet. The body<br />
<strong>of</strong> the yoke shall be cast iron with a brass valve inlet end and a brass ell outlet end. The ends<br />
shall be connected to the yoke with brass lock nuts. The valve shall be <strong>of</strong> the inverted key angle<br />
type. The yoke shall contain a brass expansion connection to allow for connecting or<br />
disconnecting a meter. The inlet and outlet shall be for copper pipe connections. The yoke shall<br />
be the equal <strong>of</strong> Y502 for ¾-inch service and Y504 for 1-inch service manufactured by the Ford<br />
Meter Box Company or approved equal.<br />
6.0 Gate Valves and Resilient Wedge (R/W) Valves<br />
6.1 General – Valves <strong>of</strong> the sizes and types specified or shown on the construction drawings<br />
shall be provided for the proper completion <strong>of</strong> the work included under the project.<br />
Operating nuts, handwheels, gaskets, bolts and nuts, and all necessary appurtenances for a<br />
complete installation <strong>of</strong> the valves and gates shall be furnished with the valves. If valves are not<br />
underground they shall be cleaned and painted after installation.<br />
Complete details <strong>of</strong> all valves to be used on the project shall be submitted to the <strong>City</strong> for<br />
approval prior to shipment. All valves shall open right (clockwise).<br />
6.2 Type <strong>of</strong> Valve - The construction drawings may state which type <strong>of</strong> valve is to be used. If<br />
the type is not stated and only the size is given, either the gate type or resilient wedge type with a<br />
minimum working pressure <strong>of</strong> 250 PSI may be used.<br />
6.3 Valve Boxes - A valve box shall be provided for every operating nut <strong>of</strong> a buried gate valve,<br />
with operating mechanism fully protected with a cast iron case. The valve box shall not transmit<br />
shock or stress to the valve. It shall be centered and plumb over the wrench nut <strong>of</strong> the valve.<br />
The box cover shall be flush with the finished pavement or at such other level as may be directed<br />
by the <strong>City</strong> Engineer. The assembly shall consist <strong>of</strong> three pieces and a cover. The cover shall be<br />
marked “Water” where the pressure main is installed for water service. The valve box shall be<br />
screw-type, cast iron with 5 ¼-inch shaft. A round base that will enclose the valve bonnet shall<br />
be furnished with 6-inch and 8-inch valves. An oval base shall be supplied with valves larger<br />
than 8-inches.<br />
6.4 Gate Valves - Gate valves for buried pipe lines shall be iron body, bronze mounted, doubledisc,<br />
gate valves with non-rising stems having either parallel or inclined seats in accordance with<br />
“Metal-seated Gate Valves for Water Supply Service” AWWA C500 or “Resilient-seated Gate<br />
8 February 2007
Change language