Correct!
Who composes the Irrigator Council? - ANSWER6 Irrigators, 3 Public members, all from the same
state
What is the purpose of the Irrigator Council? - ANSWERProvide advice on matters concerning
irrigation
Possible consequence of installing a system w/o a license? - ANSWERBeing charged with a Class C
misdemeanor
Absorption Rate - ANSWERHow fast a rate at which the soil will accept water
Actual Head Pressure - ANSWERThe operating pressure measured at the base of a sprinkler head
How to CALCULATE Actual head pressure? - ANSWERsubtract all pressure losses from static pressure
air gap - ANSWERA complete physical separation between the free flowing discharge end of a
potable water supply pipeline and an open or non-pressure recieveing vessel
Application Rate - ANSWERRate that a head applies water to the area it's spraying
What term is Application rate synonymous with? - ANSWERPrecipitation Rate
Arc - ANSWERThe surface area of the landscape that the head will provide water (half, full, 90, 25)
as-built plans - ANSWERA corrected or redrawn plan, showing location of all major components of a
system
A.W.W.A. - ANSWERAmerican Water Works Association
Backflow - ANSWERThe UNDESIREABLE reverse flow of water in a piping system
Back pressure - ANSWERCondition that can happen due to elevation pumps, pressure
Back siphonage - ANSWERbackflow due to a sub atomic pressure (break in city main, fire hydrant
being used
Backflow prevention - ANSWERA mechanical means to prevent a backflow
A backflow device - ANSWERAny approved device that prevents an undesireable reversal of flow of
water
1 column foot of water - ANSWER.443 psi (pretty close to 5 ft.
1 psi - ANSWERrequires a column of water 2.31 feet tall (or 3 ft.) (or 27.75 in.)
max flowrate for 1/2 in pipe (to stay below 5 fps) - ANSWER5 gpm
max flowrate for 3/4 in pipe (to stay below 5 fps) - ANSWER10 gpm
max flowrate for 1 in pipe (to stay below 5 fps) - ANSWER15 gpm