Backflow preventer definition

Backflow preventer means any device or means to prevent backflow;
Backflow preventer means a check valve used to ensure water flows in one direction and designed to prevent contamination from an end user, such as a home, from getting into the general water supply. An approved backflow preventer shall be a reduced-pressure backflow preventer or an antisiphon device which complies with the standards of the American Water Works Association and has been approved by the Foundation for Cross-Connection Control and Hydraulic Research.
Backflow preventer means a device or method to prevent backflow into the potable water system.

Examples of Backflow preventer in a sentence

  • Backflow preventer materials shall conform to the requirements and standards set forth in The Facility Owner’s Standard Specifications.

  • This Project will deploy the following ITS devices: • High water sensors; • Communication stations; • Advance roadside yellow flashers where appropriate; • Approach overhead red flashers on signal mast arms over the travel lanes; • Pan-Tilt-Zoom (PTZ) Closed-Circuit Television (CCTV) cameras (to monitor and verify the underpasses); • Dynamic Message Signs (DMS) in advance of driver decision points; • Generator backup system where applicable; • Backflow preventer where applicable.

  • Backflow preventer materials shall conform to the requirements and standards set forth in the DWM’s1 and/or COEP’s Standard Specifications.

  • Backflow preventer materials shall conform to the requirements and standards set forth in the DWM’s Specification Section 15150.


More Definitions of Backflow preventer

Backflow preventer is a device or means to prevent backflow into a potable water system.
Backflow preventer means any generic backflow prevention device or assembly.
Backflow preventer means a device or means designed to prevent backflow or
Backflow preventer means a backflow prevention assembly, air gap, or AVB.
Backflow preventer means any device or means, approved by the Utility, designed to prevent Backflow or Backsiphonage including, but not limited to, a Double Check Valve Assembly and a Reduced Pressure Principle Backflow Preventer.
Backflow preventer means any assembly, device, method or type of construction intended to prevent backflow into a potable water system. This definition applies wherever "backflow prevention device" is used in this chapter.
Backflow preventer means a device or a method that prevents backflow;