**************************************************************************
USACE / NAVFAC / AFCEC / NASA UFGS-33 51 15 (August 2019)
------------------------------------
Preparing Activity: USACE Superseding
UFGS-33 51 15 (
February 2016)
UNIFIED FACILITIES GUIDE SPECIFICATIONS
References are in agreement with UMRL dated October 2022
**************************************************************************
SECTION TABLE OF CONTENTS
DIVISION 33 - UTILITIES
SECTION 33 51 15
NATURAL-GAS / LIQUEFIED PETROLEUM GAS DISTRIBUTION PIPELINES
08/19
PART 1 GENERAL
1.1 SUMMARY
1.2 REFERENCES
1.3 SUBMITTALS
1.4 QUALITY ASSURANCE
1.4.1 Qualifications
1.4.1.1 Welding General
1.4.1.2 Jointing of Plastic Piping
1.4.2 Pre-Installation Conference
1.4.2.1 Shop Drawings
1.4.2.2 Connecting and Abandonment Plan
1.5 DELIVERY, STORAGE, AND HANDLING
1.5.1 Delivery and Storage
1.5.2 Handling
1.6 EXTRA MATERIALS
PART 2 PRODUCTS
2.1 LPG CONTAINERS
2.2 PIPE, FITTINGS, AND ASSOCIATED MATERIALS
2.2.1 Steel Pipe for [Natural Gas][Manufactured Gas] Distribution
2.2.2 Steel Pipe for LPG Distribution
2.2.3 Corrosion Protection for Steel Pipe for Underground
Installation
2.2.3.1 External Coating Systems
2.2.3.2 Cathodic Protection Systems
2.2.4 Steel and Malleable Iron Fittings, 40 mm1-1/2 inches and
Smaller
2.2.5 Steel Fittings, 50 mm 2 inches and Larger
2.2.6 Steel Forged Branch Connections
2.2.7 Flange Gaskets
2.2.8 Pipe Threads
2.2.9 Sealants for Steel Pipe Threaded Joints in
SECTION 33 51 15 Page 1
