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USACE / NAVFAC / AFCEC / NASA UFGS-33 61 13 (August 2010)
Change 1 - 02/20
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Preparing Activity: USACE Superseding
UFGS-33 61 13 (
April 2008)
UNIFIED FACILITIES GUIDE SPECIFICATIONS
References are in agreement with UMRL dated October 2022
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SECTION TABLE OF CONTENTS
DIVISION 33 - UTILITIES
SECTION 33 61 13
PRE-ENGINEERED UNDERGROUND HEAT DISTRIBUTION SYSTEM
08/10, CHG 1: 02/20
PART 1 GENERAL
1.1 REFERENCES
1.2 DEFINITIONS
1.2.1 Heat Distribution System
1.2.2 Direct-Buried
1.2.3 UHDS Types
1.2.3.1 Drainable-Dryable-Testable (DDT) Direct-Buried
1.2.3.2 Water Spread Limiting (WSL) Direct-Buried
1.2.3.3 Water Spread Limiting Poured-In-Place Insulation (PIPI)
1.3 SYSTEM DESCRIPTION
1.3.1 Scope
1.3.2 UHDS Design
1.3.3 Cathodic Protection
1.3.4 Operating Characteristics
1.3.5 Rated Characteristics
1.4 SUBMITTALS
1.5 QUALITY ASSURANCE
1.5.1 Manufacturer
1.5.2 Manufacturer's Representative
1.5.3 Corrosion Engineer
1.5.4 Testing Firm
1.5.5 Contract drawings
1.6 DELIVERY, STORAGE, AND HANDLING
1.7 SITE CONDITIONS
PART 2 PRODUCTS
2.1 STANDARD PRODUCTS
2.2 FACTORY FABRICATED, DIRECT-BURIED DDT SYSTEMS
2.2.1 DDT Steam and High Temperature Hot Water Carrier Pipes
2.2.2 DDT Condensate Carrier Pipes
2.2.3 DDT Carrier Pipe Insulation
2.2.4 Insulation Banding and Scrim
SECTION 33 61 13 Page 1
