Search results
Results from the WOW.Com Content Network
This is called a "globe valve" in engineering and, while it gives a leak-proof seal and good fine adjustment of flow, both the rubber washer and the valve seat are subject to wear (and for the seat, also corrosion) over time, so that eventually no tight seal is formed in the closed position, resulting in a leaking tap. The washer can be ...
However, other leaks may go unnoticed for a longer period of time because they’re much smaller — things like a leaking faucet or a toilet that continues to run due to a faulty flapper.
For example, a dripping tap is less significant than a leak from a six-inch pipe carrying high-pressure radioactive steam. In the United States, the American National Standards Institute specifies six different leakage classes, with "leakage" defined in terms of the full open valve capacity:
The most common plumbing fixtures are: Bathtubs; Bidets; Channel drains; Drinking fountains; Showers; Sinks; Tap (connections for water hoses) . Tapware - an industry term for that sub-category of plumbing fixtures consisting of tap valves, also called water taps (British English) or faucets (American English), and their accessories, such as water spouts and shower heads.
New tools have been developed to help plumbers fix problems more efficiently. For example, plumbers use video cameras for inspections of hidden leaks or other problems; they also use hydro jets, and high pressure hydraulic pumps connected to steel cables for trench-less sewer line replacement.
Common types of leaks for many people include leaks in vehicle tires, which allows air to leak out and results in flat tires, and leaks in containers, which spills the contents. Leaks can occur or develop in many different kinds of household, building, vehicle, marine, aircraft, or industrial fluid systems, whether the fluid is a gas or liquid.
Henrico's water main on Staples Mill Road dates to the 1950s, and had had emergency repairs completed on it many times in the 18 months before the outage. During these repairs, officials were able to replace leaking valves and install new valves, better allowing them to close off sections of the pipe if necessary. [29]
He said it was "common sense" to review standards which resulted in showers with water "quietly dripping out", toilets that end up using more water because "people are flushing toilets 10 times, 15 times as opposed to once" and sink water faucets with such a diminished flow that it takes twice as long to wash one's hands. [75]