City of Frisco Engineering Standards

B. Quick Coupling Valves:
1. 10 in dia. x 12 in. deep plastic valve box with extensions as required.
2. Manufacturer: Ametek or approved equal.
C. Backflow Preventer:
1. Jumbo plastic valve box with locking lid and extensions as required.
2. Manufacturer: Ametek or approved equal.
D. Meter Boxes for Reclaimed Water:
1. Regular Box: 17” x 30” x 18” Purple Box w/ Purple Locking AMR Lid
a. Top: D1730-18-PBody, Series D1730, 17” x 30”
b. Base: D1730-18-PKSPSM, Series D1730, 17” x 30”
c. Lid: D1730-KSPSM-LID, Series D1730, 17” x 29 ½”
2. Jumbo Box: 26” x 15” x 14” Purple Locking AMR Lid
a. Top: DFW65C-14 PBody, Series 65C, 26” x 15” x 14”
b. Base: DFW65C-14-PKSPSM, Series 65C, 26” x 15” x 14”
c. Lid: DFW65C-PKSPSM-Lid, Series 65C, 26 7 / 8 ” x 15 ¼”
3. Manufacturer: DFW Plastics or approved equal.
4. Purple Plastic Locking Lid:
a. Plastic lid shall be purple solid through and have a key locking mechanism.
b. Lid shall be spring loaded with brass locking mechanism with standard brass key.
Manufactured by Midland Mfg. Co. or Approved Equal.
c. Lid shall have “RECLAIM WATER” and manufacturer’s name and logo molded into
the lid. Font: Standard Fadal CNC Font with 1” characters x .150” deep.
d. Lid shall seat securely and evenly inside the box and shall not overlap the top edge of
the box. Tread Dimensions: .188” x . 938” x .150”.
e. Lid shall be molded with grid pattern in an effort to provide skid resistance.
f. Lid shall have an AMR Slide Mount molded into the lid. Mount to be molded on
underside of lid and off center for placements of an AMR transponder.
5. Purple Plastic Body
a. Body of box shall be purple and have crush resistant ribbing along outside of box.
b. Body shall have a flange around the lid opening to prevent settling and aide in
adjustment to grade.
c. Body shall have one pipe slot on each end of the body measuring 4”x9”.
2.18 WIRE SPLICES:
A. Valve Wiring: Waterproof type connectors with plastic housing and non-settling sealant.
B. DBY by 3M Company, King One Step wire connector, or approved equal.
2.19 RAIN/FREEZE SENSOR:
A. Wireless Rain/Freeze Sensor with transmitter and receiver.
City of Frisco May 2012
Standard Technical Specification Irrigation System 328000-7