220523.pdf
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- Attached to
- Y1LZ--693-222 | Parking Structure Solicitation Amendment 2 Federal contract opportunity
- Solicitation number
- 36C24420R0075
About this file
This document includes a technical specification for general-duty valves for a plumbing project and the corresponding federal contract opportunity solicitation. The technical specification outlines requirements for valves to be used for domestic water and sewer systems at a new parking garage being constructed for the Department of Veterans Affairs in Wilkes-Barre, Pennsylvania. Valve types addressed include gate valves, ball valves, butterfly valves, and check valves. The specification also provides instructions for valve delivery, storage, handling, examination, installation and adjustment.
The related federal contract opportunity is a solicitation for the construction of the parking garage project at the Wilkes-Barre VA Medical Center. The project scope includes providing all labor, materials and equipment to build a new 435-space parking structure according to the drawings and specifications. The solicitation is set aside for Service-Disabled Veteran-Owned Small Businesses and utilizes a tiered evaluation process. The magnitude of the project value is between $10-20 million. The NAICS code is 236220 for Commercial and Institutional Building Construction. The closing date and any other details are not provided.
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Text version
Parking Garage Project Number 693-222 Department of Veterans Affairs Wilkes-Barre, Pennsylvania
220523 - 1
SECTION 22 05 23 - GENERAL-DUTY VALVES FOR PLUMBING PIPING
PART 1 - GENERAL
1.1 DESCRIPTION
A. This section describes the requirements for general-duty valves for domestic water and sewer systems.
1.2 RELATED WORK
A. Section 22 05 11, COMMON WORK RESULTS FOR PLUMBING.
1.3 SUBMITTALS
A. Submit in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, and SAMPLES.
B. Manufacturer's Literature and Data:
1. Valves.
1.4 APPLICABLE PUBLICATIONS
A. The publications listed below form a part of this specification to the extent referenced.
The publications are referenced in the text by the basic designation only.
B. American Society for Testing and Materials (ASTM):A536-84(R 2004) Standard Specification for Ductile Iron Castings
C. American Society of Sanitary Engineering (ASSE)
D. International Code Council (ICC)
IPC-06 (R 2007) ....................International Plumbing Code
E. Manufacturers Standardization Society of the Valve and Fittings Industry, Inc. (MSS):
SP-25-98 ...............................Standard Marking System for Valves, Fittings, Flanges and UnionsSP-67-02a (R 2004) Butterfly Valve of the Single flange Type (Lug Wafer)
SP-70-06 ...............................Cast Iron Gate Valves, Flanged and Threaded Ends.
SP-72-99 ...............................Ball Valves With Flanged or Butt Welding For General Purpose
SP-80-03 ...............................Bronze Gate, Globe, Angle and Check Valves.
Wilkes-Barre, Pennsylvania
220523 - 2
SP-110-96 .............................Ball Valve Threaded, Socket Welding, Solder Joint, Grooved and Flared Ends
1.5 DELIVERY, STORAGE, AND HANDLING
A. Valves shall be prepared for shipping as follows:
1. Protect internal parts against rust and corrosion.
2. Protect threads, flange faces, grooves, and weld ends.
3. Set ball and plug valves open to minimize exposure of functional surfaces
4. Set butterfly valves closed or slightly open.
5. Block check valves in either closed or open position.
B. Valves shall be prepared for storage as follows:
1. Maintain valve end protection.
2. Store valves indoors and maintain at higher than ambient dew point temperature.
PART 2 - PRODUCTS
2.1 VALVES
A. Asbestos packing and gaskets are prohibited.
B. Bronze valves shall be made with dezincification resistant materials. Bronze valves made with copper alloy (brass) containing more than 15 percent zinc shall not be permitted.
PART 3 - EXECUTION
3.1 EXAMINATION
A. Valve interior shall be examined for cleanliness, freedom from foreign matter, and corrosion. Special packing materials shall be removed, such as blocks, used to prevent disc movement during shipping and handling.
B. Valves shall be operated in positions from fully open to fully closed. Guides and seats shall be examined and made accessible by such operations.
C. Threads on valve and mating pipe shall be examined for form and cleanliness.
D. Mating flange faces shall be examined for conditions that might cause leakage. Bolting shall be checked for proper size, length, and material. Gaskets shall be verified for proper size and that its material composition is suitable for service and free from defects and damage.
Wilkes-Barre, Pennsylvania
220523 - 3
E. Do not attempt to repair defective valves; replace with new valves.
3.2 VALVE INSTALLATION
A. Install valves with unions or flanges at each piece of equipment arranged to allow service, maintenance, and equipment removal without system shutdown.
B. Valves shall be located for easy access and shall be provide with separate support.
Valves shall be accessible with access doors when installed inside partitions or above hard ceilings.
C. Valves shall be installed in horizontal piping with stem at or above center of pipe
D. Valves shall be installed in a position to allow full stem movement.
E. Check valves shall be installed for proper direction of flow and as follows:
1. Swing Check Valves: In horizontal position with hinge pin level.
3.3 ADJUSTING
A. Valve packing shall be adjusted or replaced after piping systems have been tested and put into service but before final adjusting and balancing. Replace valves shall be replaced if persistent leaking occurs.
- - END OF SECTION - - -
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