term1 Definition1term2 Definition2term3 Definition3
Please sign in to your Google account to access your documents:
Why must a continuous positive water pressure be maintained in the distribution system at all times?
To prevent entrance of toxic and other undesirable substances
Water distribution system mains are laid out in what three types of systems?
Grid, Loop, tree
What type of water meter is used if water flow fluctuates widely?
Compound meter/combination meter
What is the advantage of a Venturi type of water meter?
Will not interfere with the flow of water if the meter fails
When is the solid sheeting shoring method used?
When excavating materials that will not stand in a vertical position
What does galvanize mean?
To coat a metal, especially iron or steel, with zinc
Why should tree or branching distribution systems be avoided
They produce dead end water mains
What problems can be created by excessive pressures in the distribution system?
Damage to customers facilities and plumbing fixtures
What causes friction loss in pipes?
Roughness of the interior of the pipe
High C-factor is smooth
What causes thrust in a pipe?
Any point in a pipe where water changes direction, increases velocity, or the flow decreases or stops
Need help typing ? See our FAQ (opens in new window)
Please sign in to create this set. We'll bring you back here when you are done.
Discard Changes Sign in
Please sign in to add to folders.
Sign in
Don't have an account? Sign Up »
You have created 2 folders. Please upgrade to Cram Premium to create hundreds of folders!