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USACE / NAVFAC / AFCEC / NASA UFGS-23 11 20 (May 2020)
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Preparing Activity: USACE Superseding
UFGS-23 11 25 (
November 2008)
UNIFIED FACILITIES GUIDE SPECIFICATIONS
References are in agreement with UMRL dated October 2022
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SECTION TABLE OF CONTENTS
DIVISION 23 - HEATING, VENTILATING, AND AIR CONDITIONING (HVAC)
SECTION 23 11 20
FACILITY GAS PIPING
05/20
PART 1 GENERAL
1.1 SUMMARY
1.2 REFERENCES
1.3 SYSTEM DESCRIPTION
1.3.1 Gas Facility System and Equipment Operation
1.3.2 Gas Facility System Maintenance
1.3.3 Gas Facility Equipment Maintenance
1.4 SUBMITTALS
1.5 QUALITY ASSURANCE
1.5.1 Welding Qualifications
1.5.2 Jointing Thermoplastic and Fiberglass Piping
1.5.3 Shop Drawings
1.6 DELIVERY, STORAGE, AND HANDLING
1.6.1 Plastic Pipe
1.6.2 CSST Tubing
PART 2 PRODUCTS
2.1 MATERIALS AND EQUIPMENT
2.2 GAS PIPING SYSTEM AND FITTINGS
2.2.1 Steel Pipe, Joints, and Fittings
2.2.2 Aluminum Alloy Pipe and Tubing, Joints, and Fittings
2.2.3 Copper Tubing, Joints and Fittings
2.2.4 Steel Tubing, Joints and Fittings
2.2.5 Thermoplastic Pipe, Tubing, Joints, and Fittings
2.2.6 Fiberglass Pipe, Joints, and Fittings
2.2.7 Corrugated Stainless Steel Tubing, Fittings and Accessories
2.2.7.1 Tubing
2.2.7.2 Mechanical Fittings
2.2.7.3 Striker Plates
2.2.7.4 Manifolds
2.2.8 Sealants for Steel Pipe Threaded Joints
2.2.9 Warning and Identification
SECTION 23 11 20 Page 1
