cross-connection

cross-connection

1. A connection between two otherwise separate piping systems, one containing potable water and the other water which may be contaminated.
2. In a fire-protection system, a piping connection from a siamese connection to a standpipe or to a sprinkler system.
References in periodicals archive ?
In 2009, locating and plugging a sanitary and storm sewer cross-connection at William Street and Grand River Street North significantly reduced complaints, Sherwood said.
Cross-connection will result in additional down time and can cause costly damage to the tooling.
Gaucher, DPW director, is monitoring the cross-connection program.
The units are packed with 30% higher capacity equipment while some units are being installed with cross-connection facilities to provide additional back-up power to Pot Lines 1 - 3.
They are packed with 30 per cent higher capacity equipment while some units are being installed with cross-connection facilities to provide additional back-up power to Potlines 1 -- 3.
Three major insurance companies contacted for this article, Liberty Mutual, Lexington Insurance and Chubb were not familiar with the cross-connection and backflow issue.
Updated to include new information on US, state and federal regulations, the guide also covers maintaining quality, operation and maintenance, the water main pipe, distribution system valves, water main installation, backfilling and main testing, fire hydrants, water storage, water services, water meters, cross-connection control, pumps and motors, water wells, safety, security, emergency preparedness, instrumentation and control, maps and records, public relations, distributions mathematics and hydraulics.
Then this error goes to the north channel along the cross-connection.
Medical controversies aside, "that's the moral of the story," Sanchez said, "the potential for cross-connection.
A spokesman said: "That pipe should only carry surface water, and we can confirm that the pollution to the River Tyne was caused by an illegal cross-connection of pipework.
More of this stuff is going to happen when we have an aging infrastructure,'' said Jiin-Jen Lee, professor of civil engineering and director of the Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California.
Byus served as coordinator of the Cross-Connection Program from 1984 - 2005.