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  2. Palmer-Bowlus Flume - Wikipedia

    en.wikipedia.org/wiki/Palmer-Bowlus_Flume

    The Palmer-Bowlus flume has a u-shaped cross-section and was designed to be inserted into, or in line with, pipes and u-channels found in sanitary sewer applications. [ 1 ] As a long-throated flume, the point of measurement of the Palmer-Bowlus flume is anywhere upstream of the throat ramp greater than D/2 (D=flume size).

  3. Drain-waste-vent system - Wikipedia

    en.wikipedia.org/wiki/Drain-waste-vent_system

    A sewer pipe is normally at neutral air pressure compared to the surrounding atmosphere.When a column of waste water flows through a pipe, it compresses air ahead of it in the system, creating a positive pressure that must be released so it does not push back on the waste stream and downstream traps, slow drainage, and induce potential clogs.

  4. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  5. Sanitary sewer - Wikipedia

    en.wikipedia.org/wiki/Sanitary_sewer

    The larger line enters from the right and changes direction within the manhole to exit from the top of the photo. A smaller line enters from the bottom of the photo under the access steps. The concrete floor of the manhole has channels to minimize accumulation of solids. Interior of a large sanitary sewer viewed from an access manhole chamber.

  6. Sanitary manhole - Wikipedia

    en.wikipedia.org/wiki/Sanitary_manhole

    A sanitary manhole (sewer manhole, [1] sanitary sewer manhole [2] or sewer maintenance hole [3]) is a manhole that is used as an access point for maintenance and inspection of an underground sanitary sewer system. Sanitary manholes are sometimes used as vents to prevent the buildup of pressurized sewage gas. [4]

  7. Garden hose - Wikipedia

    en.wikipedia.org/wiki/Garden_hose

    A coiled garden hose. A garden hose, hosepipe, or simply hose is a flexible tube used to convey water. There are a number of common attachments available for the end of the hose, such as sprayers and sprinklers (which are used to concentrate water at one point or to spread it over a large area). Hoses are usually attached to a hose spigot or tap.

  8. Plumbing - Wikipedia

    en.wikipedia.org/wiki/Plumbing

    A plumber tightening the fitting on a gas supply line Plumbing equipment includes devices often behind walls or in utility spaces which are not seen by the general public. It includes water meters , pumps , expansion tanks, back flow preventers , water filters , UV sterilization lights, water softeners , water heaters , heat exchangers , gauges ...

  9. Reduced pressure zone device - Wikipedia

    en.wikipedia.org/wiki/Reduced_pressure_zone_device

    This gauge uses hoses attached to the various test cocks of the RPZD and checks to be certain that the check valve springs as well as the relief valve spring are not fouled and are working properly. There is a variety of manufacturers of these gauges, but most utilize either a three-valve or a five-valve design to test the RPZD in different ways.

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