Web Results

inspectapedia.com/plumbing/Plumbing_Cross_Connections.php

Plumbing CROSS CONNECTIONS - Health & Safety Risks from Plumbing Cross Connections. Definition of plumbing cross connection: a plumbing cross-connection is defined as any physical connection or arrangement between potable water and any source of contamination.Examples of cross connections are shown at left.

irrigationtraining.com/introtobackflow.html

The difference between these two types of cross-connections is very simple. A direct cross-connection is subject to backpressure (as shown above); an indirect cross-connection is not subject to backpressure. An example of a direct cross-connection would be the make-up water line feeding a recirculating system.

media.wattswater.com/F-50.pdf

What is a cross-connection? A cross-connection is a direct arrangement of a piping line which allows the potable water supply to be connected to a line which contains a contaminant. An example is the common garden hose attached to a sill cock with the end of the hose lying in a cesspool. Other examples are a

www.doh.wa.gov/portals/1/documents/pubs/331-234.pdf

Cross-Connection Control for Small Water Systems March 2004 Chapter 2 Page 3 Chapter 2. Introduction 2.1 Overview of Cross-Connection Control A cross connection is defined as any actual or potential physical connection between a public water system or the consumer's water system and any source of non-potable liquid, solid, or gas that could

www.co.ottawa.oh.us/.../pdf/BackflowPreventionBrochure.pdf

cross-connections and prevent backflow situations. The public water supplier must conduct cross-connection control inspections of their water customers’ property to evaluate cross-connection hazards. Local ordinances or water department regulations also exist that must be followed in addition to state regulations.

www.carmel.in.gov/Home/ShowDocument?id=2182

EXAMPLES OF ACTUAL CROSS-CONNECTION CONTAMINATION EVENTS . 1. DATE OF BACKFLOW INCIDENT: June, 1979 . LOCATION OF INCIDENT: Meridian, Idaho . SOURCE(S) OF INFORMATION: - American Water Works Association, Recommended Practice for Backflow Prevention and Cross-Connection Control, AWWA Manual M14, Section Edition, 1990 - Pacific Northwest Section ...

www.lynchburgva.gov/examples-backflow

Below are some examples of cross-connections and backflows that have occurred in other localities. Garden Hose Contamination caused by an exterminating company In Roanoke, Virginia on October 1979 Chlordane, a highly toxic insecticide, was backsiphoned into the water supply.

www.michigan.gov/documents/deq/deq-wd-water-fos-tsu-Cross...

An example of this type of reinspection is a yearly visit to a facility with a chemically treated boiler with an RPZ device installed. 2. A visit made at the request of a customer due to flow, water quality, or other problems, during which the water utility checks for cross connections. An example of this type of reinspection

www.foodsafetymagazine.com/.../cross-connections-contamination-woes

Cross-connections’ Contamination Woes. By Robert W. Powitz, Ph.D., MPH, RS, CFSP. In all the years I worked as a regulatory sanitarian, I cannot recall many instances where I did not find some violation of the plumbing system’s installation during my inspections, principally cross-connections of one type or another.

www.cityofgrandville.com/.../public-works/cross-connection

The City of Grandville is committed to protecting our drinking water system from contamination. One of the ways that contamination can get into the water system is through a cross connection. A cross connection can be an actual or potential connection between a drinking water supply and a source of contamination. How can a cross connection occur?