ASSE 1019 - Performance Requirements for Wall Hydrant with Backflow Protection and Freeze Resistance
July 1, 2011 - ASSE

Description These devices shall have a permanent means to protect against backflow due to either backsiphonage or backpressure. The backflow protection shall include a minimum of two (2) mechanisms: an air inlet for preventing backsiphonage and a check valve for preventing backpressure backflow....

AWWA M17 - Fire Hydrants: Installation, Field, Testing, and Maintenance
January 1, 2016 - AWWA

Foreword This manual was prepared by the AWWA Standards Committee on Fire Hydrants. It is intended for use by persons responsible for the installation, operation, and maintenance of dry-barrel and wet-barrel fire hydrants. It is the fifth revision of the original manual, which was...

AWWA C503 - Wet-Barrel Fire Hydrants
October 24, 2018 - AWWA

This standard pertains to the various types and classes of wet-barrel fire hydrants for use in fire-protection service in areas where the climate is mild and freezing temperatures do not occur. A wet-barrel hydrant has one or more valve openings above the ground line and, under normal...

SNZ NZS 4522 - Underground fire hydrants
December 14, 2010 - SNZ

Inclusions This Standard specifies the dimensional, material, installation, and performance requirements for screw-down and gate valve underground fire hydrants used in New Zealand. Screw-down hydrants shall be: (a) In size DN 80; (b) Suitable for an allowable operating pressure (AOP)...

December 7, 2012 - UL

This Outline of Investigation covers requirements for the construction and performance of wet barrel fire hydrants intended for piping systems supplying water for fire-protection service for use on off-shore oil platforms or similar applications and environments. The requirements for wet...

UL 246B OUTLINE - Outline of Investigation for Tamper Resistant Features of Hydrants for Fire-Protection Service
May 5, 2017 - UL

This Outline covers requirements for evaluating the tamper resistant features of fire hydrants that have been evaluated and comply with all applicable requirements of the Standard for Hydrants for Fire Protection Service, UL 246.

AWWA C550 - Protective Interior Coatings for Valves and Hydrants
January 14, 2017 - AWWA

This standard describes protective interior coatings for valves used for water supply, wastewater collection and treatment, and reclaimed water service having a pH range from 4 to 9; and for hydrants used for water supply service. The standard describes the material, application, and...

UL 860 - UL Standard for Safety Pipe Unions for Flammable and Combustible Fluids and Fire-Protection Service
December 15, 2014 - UL

These requirements cover pipe unions to be employed in piping carrying designated flammable or combustible fluids or in piping connections to equipment supplying water for fire-protection service. "Flammable and Combustible Fluids," as used herein, means gases and liquids that are investigated and...

AWWA C502 - Dry-Barrel Fire Hydrants
October 24, 2018 - AWWA

This standard describes post-type, dry-barrel fire hydrants with compression shutoff (opening against or with the pressure) or gate shutoff for use in fire protection service in all climates, including those where freezing occurs. Exceptions. This standard does not cover the wet-barrel or...

August 1, 2018 - ARMY

NOTE: This guide specification covers the requirements for custom fabricated rolling covers installed on new or existing aircraft refueling system vaults constructed to the requirements of the DoD Type III/IV/V, and Cut and Cover Hydrant Refueling System Standards. DoD Type III systems must...