SECTION_33_12_16_Water_Valves.docx
DOCX document 22 KB Posted
- Attached to
- Dugway Proving Ground, Utah Road Maintenance
- Solicitation number
- W911S6-17-B-0001
About this file
SECTION 33 12 16 WATER VALVES
View the file
Other files
Show 40 more
Latest 50 of 87 listed here. See the rest on GovTribe.
On GovTribe
Work with this file
- Download the original file
- Contacts named in this file
- Similar government files
- Ask GovTribe AI about this file
Text version
SECTION 33 12 16
SECTION 33 12 16
WATER VALVES
| PART 1 | GENERAL |
| 1.1 | SECTION INCLUDES |
| A. | Gate valves and their installation. |
| B. | Related work includes but is not limited to, |
| 1. | Excavation, Section 31 23 16. |
| 2. | Trench backfill, Section 33 05 20. |
| 3. | Landscape restoration, Section 32 92 00 or Section 32 93 13. |
| 1.2 | REFERENCES |
| A. | AWWA C111: American National Standard for Rubber-Gasket Joints for Ductile-Iron and Gray-Iron Pressure Pipe and Fittings. |
| B. | AWWA C504: AWWA Standard for Rubber-Seated Butterfly Valves. |
| C. | AWWA C508: AWWA Standard for Swing-Check Valves for Waterworks Service, 2 In. Through 24 In. NPS. |
| D. | AWWA C509: AWWA Standard for Resilient-Seated Gate Valves for Water and Sewerage Systems. |
| E. | AWWA C550: AWWA Standard for Protective Interior Coatings for Valves and Hydrants. |
| F. | AWWA C600: AWWA Standard for Installation of Ductile-Iron Water Mains and Their Appurtenances. |
| 1.3 | SUBMITTALS |
| A. | Provide technical information as required for evaluating the quality of the valve. As a minimum include dimensions, weights, materials lists and operation charts. |
| PART 2 | PRODUCTS |
| 2.1 | VALVES - GENERAL |
| A. | Underground: |
| 1. | Less than 3 inches: Screwed ends. |
| 2. | 3 inches and larger: Flanged or mechanical joint ends as specified. Non-rising stem. Two inches square operating nut. Low alloy steel bolts, AWWA C111. |
| B. | Clearance: Install so that handles clear all obstruction when moved from open to closed. |
| C. | Rated Working Pressure: 150 psi unless indicated. |
| D. | Coating: Interior, AWWA C550. Exterior per manufacturer’s recommendation. |
| 2.2 | GATE VALVES |
| A. | Material: Cast iron body, bronze mounted. Furnish valves 3 inches through 48 inches that conform to the requirements of AWWA C509, non-rising stem design with "O" ring seals. |
| B. | Operating Direction: Open counterclockwise. |
| C. | Buried Valves: Flanged, mechanical joint, or as indicated. |
| PART 3 | EXECUTION |
| 3.1 | INSTALLATION |
| A. | Flush all lines before valve installation. |
| B. | In ductile iron water mains install valves, AWWA C600. |
END OF SECTION
WATER VALVES Page 1
File details come from the government source that posted it. Updated .