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  2. List of pipeline accidents in the United States in the 1970s

    en.wikipedia.org/wiki/List_of_pipeline_accidents...

    A crack near a wrinkle in the pipe was found there. The June 10 spill resulted in a release of approximately 1,500 barrels (240 m 3) of crude oil; the June 15 leak resulted in a release of approximately 300 barrels (48 m 3) of crude oil; these losses were estimated by Alyeska personnel at the leak site. The spills were too small to be verified ...

  3. Leak detection - Wikipedia

    en.wikipedia.org/wiki/Leak_detection

    The primary purpose of leak detection systems (LDS) is to help pipeline controllers to detect and localize leaks. LDS provide alarms and display other related data to the pipeline controllers to assist decision-making. Pipeline leak detection systems can also enhance productivity and system reliability thanks to reduced downtime and inspection ...

  4. Spring Valley Historic District - Wikipedia

    en.wikipedia.org/wiki/Spring_Valley_Historic...

    Notable buildings include the Upper Mill or Spring Valley Mill (c. 1740), the Lower Mill (c. 1820), a blacksmith and wheelwright shop, a cooperage, a store, and two inns—the "Neff's Tavern" and Temperance Inn (c. 1838). The contributing structures are the Spring Valley Mill Dam and a stone arch bridge. [2]

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  6. Spring a leak? Google will find it through a new partnership ...

    www.aol.com/news/spring-leak-google-partnership...

    New Mexico is teaming up with Google to hunt for leaky water pipes using satellite imagery as the drought-stricken state prepares for a future in which growing demand puts more pressure on already ...

  7. Hydrostatic test - Wikipedia

    en.wikipedia.org/wiki/Hydrostatic_test

    A leak will give a similar result to permanent set, but will be detectable by holding the volume in the pressurised vessel by closing the inlet valve for a period before depressurising, as the pressure will drop steadily during this period if there is a leak. In most cases a permanent set that exceeds the specified maximum will indicate failure.