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  2. Water flow test - Wikipedia

    en.wikipedia.org/wiki/Water_flow_test

    From this test hydrant, a static pressure and a residual pressure will be measured. The other hydrant, known as the flow hydrant, is usually the nearest hydrant away from the test hydrant. The flow hydrant is fitted with a diffuser device containing a pitot tube that measures stagnation pressure in the middle of the stream while the hydrant is ...

  3. Hydraulic calculation - Wikipedia

    en.wikipedia.org/wiki/Hydraulic_calculation

    The water available is often determined by means of a water flow test, in which one or more fire hydrants are opened and the water pressures and flowrate are measured. Some municipal water jurisdictions may provide an estimate of available water supplies based on hydraulic models.

  4. Fire hydrant - Wikipedia

    en.wikipedia.org/wiki/Fire_hydrant

    The user (most likely a fire department) attaches a hose to the fire hydrant, then opens a valve on the hydrant to provide a powerful flow of water, on the order of 350 kilopascals (51 psi); this pressure varies according to region and depends on various factors (including the size and location of the attached water main).

  5. Water metering - Wikipedia

    en.wikipedia.org/wiki/Water_metering

    Fire hydrant meters are a specialized type of portable turbine meter attached to a fire hydrant to measure water flowing out of the hydrant. The meters are normally made of aluminium to keep their weight low and usually have a 3 in (76 mm) capacity.

  6. Reduced pressure zone device - Wikipedia

    en.wikipedia.org/wiki/Reduced_pressure_zone_device

    Special accredited courses are given to test & repair backflow assemblies and only certified testers may test backflow assemblies. There are approximately fifteen devices related to backflow which cannot be tested, as they do not have isolation valves or test ports and there are no standards (test procedures) set in place to test for any device.

  7. Rich Californians in fire-prone areas are paying up to $150K ...

    www.aol.com/finance/rich-californians-fire-prone...

    Buying a personal fire hydrant is legal, so long as homeowners follow standards set by the National Fire Protection Association (NFPA). ... State Fire Marshall] 9https://firesmartroofing.com ...

  8. Hydrostatic test - Wikipedia

    en.wikipedia.org/wiki/Hydrostatic_test

    Hydrostatic testing is the most common method employed for testing pipes and pressure vessels. Using this test helps maintain safety standards and durability of a vessel over time. Newly manufactured pieces are initially qualified using the hydrostatic test. They are then revalidated at regular intervals according to the relevant standard.

  9. The 5 Wackiest Ways People Have Tried to Thaw a Turkey ... - AOL

    www.aol.com/5-wackiest-ways-people-tried...

    While many electric blankets can reach a maximum temperature ranging from 100°F to 115°F, sadly the only thing you’re cooking up with this method is a potential fire hazard. Putting it in a ...