TEXAS IRRIGATION TECHNICIAN EXAM 2025/2026
QUESTIONS AND ANSWERS
Who composes the Irrigator Council? - ANSWER-6 Irrigators, 3 Public members, all from the same
state
What is the purpose of the Irrigator Council? - ANSWER-Provide advice on matters concerning
irrigation
Possible consequence of installing a system w/o a license? - ANSWER-Being charged with a Class C
misdemeanor
Absorption Rate - ANSWER-How fast a rate at which the soil will accept water
Actual Head Pressure - ANSWER-The operating pressure measured at the base of a sprinkler head
How to CALCULATE Actual head pressure? - ANSWER-subtract all pressure losses from static pressure
air gap - ANSWER-A 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 - ANSWER-Rate that a head applies water to the area it's spraying
What term is Application rate synonymous with? - ANSWER-Precipitation Rate
Arc - ANSWER-The surface area of the landscape that the head will provide water (half, full, 90, 25)
as-built plans - ANSWER-A corrected or redrawn plan, showing location of all major components of a
system
A.W.W.A. - ANSWER-American Water Works Association
Backflow - ANSWER-The UNDESIREABLE reverse flow of water in a piping system
Back pressure - ANSWER-Condition that can happen due to elevation pumps, pressure
Back siphonage - ANSWER-backflow due to a sub atomic pressure (break in city main, fire hydrant
being used
Backflow prevention - ANSWER-A mechanical means to prevent a backflow
A backflow device - ANSWER-Any 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 - ANSWER-requires a column of water 2.31 feet tall (or 3 ft.) (or 27.75 in.)
QUESTIONS AND ANSWERS
Who composes the Irrigator Council? - ANSWER-6 Irrigators, 3 Public members, all from the same
state
What is the purpose of the Irrigator Council? - ANSWER-Provide advice on matters concerning
irrigation
Possible consequence of installing a system w/o a license? - ANSWER-Being charged with a Class C
misdemeanor
Absorption Rate - ANSWER-How fast a rate at which the soil will accept water
Actual Head Pressure - ANSWER-The operating pressure measured at the base of a sprinkler head
How to CALCULATE Actual head pressure? - ANSWER-subtract all pressure losses from static pressure
air gap - ANSWER-A 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 - ANSWER-Rate that a head applies water to the area it's spraying
What term is Application rate synonymous with? - ANSWER-Precipitation Rate
Arc - ANSWER-The surface area of the landscape that the head will provide water (half, full, 90, 25)
as-built plans - ANSWER-A corrected or redrawn plan, showing location of all major components of a
system
A.W.W.A. - ANSWER-American Water Works Association
Backflow - ANSWER-The UNDESIREABLE reverse flow of water in a piping system
Back pressure - ANSWER-Condition that can happen due to elevation pumps, pressure
Back siphonage - ANSWER-backflow due to a sub atomic pressure (break in city main, fire hydrant
being used
Backflow prevention - ANSWER-A mechanical means to prevent a backflow
A backflow device - ANSWER-Any 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 - ANSWER-requires a column of water 2.31 feet tall (or 3 ft.) (or 27.75 in.)
