TEXAS IRRIGATOR LICENSE EXAM TEXAS
RULES AND REGULATIONS FINAL REVIEW
SHEET 2026 TESTED QUESTIONS AND
CORRECT ANSWERS GRADED A+
⩥ Sleeves
Answer: Piping conduit under hardscapes for the purpose of piping or
wiring.
⩥ soil types
Answer: sand, silt, clay
⩥ Solenoid
Answer: An electromagnetic coil used to control a mechanical device
such as a valve.
⩥ Solvent
Answer: A liquid substance capable of dissolving other substances
⩥ Solvent welding
Answer: a solvent is applied to both surfaces to temporarily dissolve the
polymer at room temperature
,⩥ Spray heads
Answer: Sprinkler heads that throw a uniform sheet of water in a fixed
or adjustable pattern.
⩥ Static Pressure
Answer: The force exerted by an enclosed, non-moving fluid when
pressure is applied to the fluid
⩥ Static water
Answer: Water that is not moving
⩥ Swing Joint
Answer: Flexible joint or pipe connecting a sprinkler head to a pipe.
⩥ Thrust block
Answer: A mass of concrete or similar material appropriately placed
around a pipe to prevent movement when the pipe is carrying water.
Usually placed at bends and valve structures.
⩥ Transpiration
Answer: Evaporation of water from the leaves of a plant
, ⩥ Valve-in-head
Answer: indicates that the automatic control valve is part of the sprinkler
⩥ Velocity of water
Answer: Speed at which water travels through the piping systems.
Measured in FPS.
PVC= 5FPS
Copper= 9FPS
⩥ Water Hammer
Answer: The concussion and banging noise that results when a volume
of water moving in a pipe suddenly stops or loses momentum.
⩥ Water Window
Answer: Allotted time available for watering through an irrigation
system, usually within a 24 hour period.
⩥ Zone
Answer: Group of sprinklers that are controlled by the same valve.
⩥ Properly designed irrigation system can?
Answer: Save water, time, and money
RULES AND REGULATIONS FINAL REVIEW
SHEET 2026 TESTED QUESTIONS AND
CORRECT ANSWERS GRADED A+
⩥ Sleeves
Answer: Piping conduit under hardscapes for the purpose of piping or
wiring.
⩥ soil types
Answer: sand, silt, clay
⩥ Solenoid
Answer: An electromagnetic coil used to control a mechanical device
such as a valve.
⩥ Solvent
Answer: A liquid substance capable of dissolving other substances
⩥ Solvent welding
Answer: a solvent is applied to both surfaces to temporarily dissolve the
polymer at room temperature
,⩥ Spray heads
Answer: Sprinkler heads that throw a uniform sheet of water in a fixed
or adjustable pattern.
⩥ Static Pressure
Answer: The force exerted by an enclosed, non-moving fluid when
pressure is applied to the fluid
⩥ Static water
Answer: Water that is not moving
⩥ Swing Joint
Answer: Flexible joint or pipe connecting a sprinkler head to a pipe.
⩥ Thrust block
Answer: A mass of concrete or similar material appropriately placed
around a pipe to prevent movement when the pipe is carrying water.
Usually placed at bends and valve structures.
⩥ Transpiration
Answer: Evaporation of water from the leaves of a plant
, ⩥ Valve-in-head
Answer: indicates that the automatic control valve is part of the sprinkler
⩥ Velocity of water
Answer: Speed at which water travels through the piping systems.
Measured in FPS.
PVC= 5FPS
Copper= 9FPS
⩥ Water Hammer
Answer: The concussion and banging noise that results when a volume
of water moving in a pipe suddenly stops or loses momentum.
⩥ Water Window
Answer: Allotted time available for watering through an irrigation
system, usually within a 24 hour period.
⩥ Zone
Answer: Group of sprinklers that are controlled by the same valve.
⩥ Properly designed irrigation system can?
Answer: Save water, time, and money
