TCEQ Irrigator (Installation) Exam
Questions and Answers
A properly designed irrigation system can : - Correct Answers -Save water , time , and
money
When calculating the available water capacity of an irrigation site , irrigators refer to that
amount in : - Correct Answers -GPM
When using drip irrigation , the water volume of individual drip emitters is generally
expressed in : - Correct Answers -GPH
If the plant watering requirement is .5 for a week , precipitation rate is .75 , how many
minutes will be needed per week? - Correct Answers -40 Minutes. plant
requirement/precipitation rate X60
The science of applying the required amount of water to promote or maintain the
healthy growth of plant material or turf is : - Correct Answers -Landscape irrigation
What is required upon completion of an irrigation system ? - Correct Answers -Final
walk - through Maintenance checklist A permanent sticker affixed to the controller An as
- built plan
What is / are some characteristics of an isolation valve ? - Correct Answers -Allows for
repairs without shutting the water off to the building Typically , it is a gate or ball valve It
serves as a manual main shut - off valve for the entire irrigation system It is state
mandatory on all systems
What is the piping between the backflow device and the zone valves called ? - Correct
Answers -Main line
Class pipe What is the piping between the zone valves and the sprinkler heads called ?
- Correct Answers -Lateral piping
Which of the following is not acceptable ? - Correct Answers -Threading a metal fitting
into a plastic fitting
Upon completion of an irrigation system, the irrigation contractor must furnish the owner
with - Correct Answers -A written warranty covering materials and labor
, When two, or more, valves are located in the same location or valve box, it is referred to
as - Correct Answers -A manifold
The TCEQ refers to - Correct Answers -Texas commission on environmental quality
A licensed Irrigator can : - Correct Answers -Sell , design , consult regarding installs ,
maintenance , alterations , repairs services
What more can a licensed irrigator do than a licensed technician ? - Correct Answers -
Sell , design , and consult
Test the backflow Sprinkler heads cannot be placed closer to the hardscape than : -
Correct Answers -4 inches
An irrigator is required to maintain records of irrigation installations for a period of : -
Correct Answers -3 years
A licensed irrigator inspector cannot engage in irrigation services that include : - Correct
Answers -Selling Designing Installing and Repairing
Landscape Irrigation , as we know it , has been around since : - Correct Answers -The
turn of the 20th century
The issue of top priority in irrigation today is : - Correct Answers -Water conservation
The shortage of water is a result of : - Correct Answers -Water being a fixed resource
Pressure compensating devices help save water because they : - Correct Answers -
Help eliminate misting or fogging at the sprinkler heads
Water conservation ( with irrigators ) starts with : - Correct Answers -A great design
For an irrigation system to work , actual head pressure has to be : - Correct Answers -
Equal to , or greater than minimum head pressure
Which of the following describes the rate at which water is applied by sprinkler heads in
a certain pattern : - Correct Answers -Precipitation rate Application rate
Absorption Rate is defined as : - Correct Answers -Rate at which soil will accept water
Static Pressure minus total pressure losses equals : - Correct Answers -Actual head
pressure
The arc is defined as the : - Correct Answers -Degrees of coverage of a sprinkler from
one side of a pattern to the other side .
Questions and Answers
A properly designed irrigation system can : - Correct Answers -Save water , time , and
money
When calculating the available water capacity of an irrigation site , irrigators refer to that
amount in : - Correct Answers -GPM
When using drip irrigation , the water volume of individual drip emitters is generally
expressed in : - Correct Answers -GPH
If the plant watering requirement is .5 for a week , precipitation rate is .75 , how many
minutes will be needed per week? - Correct Answers -40 Minutes. plant
requirement/precipitation rate X60
The science of applying the required amount of water to promote or maintain the
healthy growth of plant material or turf is : - Correct Answers -Landscape irrigation
What is required upon completion of an irrigation system ? - Correct Answers -Final
walk - through Maintenance checklist A permanent sticker affixed to the controller An as
- built plan
What is / are some characteristics of an isolation valve ? - Correct Answers -Allows for
repairs without shutting the water off to the building Typically , it is a gate or ball valve It
serves as a manual main shut - off valve for the entire irrigation system It is state
mandatory on all systems
What is the piping between the backflow device and the zone valves called ? - Correct
Answers -Main line
Class pipe What is the piping between the zone valves and the sprinkler heads called ?
- Correct Answers -Lateral piping
Which of the following is not acceptable ? - Correct Answers -Threading a metal fitting
into a plastic fitting
Upon completion of an irrigation system, the irrigation contractor must furnish the owner
with - Correct Answers -A written warranty covering materials and labor
, When two, or more, valves are located in the same location or valve box, it is referred to
as - Correct Answers -A manifold
The TCEQ refers to - Correct Answers -Texas commission on environmental quality
A licensed Irrigator can : - Correct Answers -Sell , design , consult regarding installs ,
maintenance , alterations , repairs services
What more can a licensed irrigator do than a licensed technician ? - Correct Answers -
Sell , design , and consult
Test the backflow Sprinkler heads cannot be placed closer to the hardscape than : -
Correct Answers -4 inches
An irrigator is required to maintain records of irrigation installations for a period of : -
Correct Answers -3 years
A licensed irrigator inspector cannot engage in irrigation services that include : - Correct
Answers -Selling Designing Installing and Repairing
Landscape Irrigation , as we know it , has been around since : - Correct Answers -The
turn of the 20th century
The issue of top priority in irrigation today is : - Correct Answers -Water conservation
The shortage of water is a result of : - Correct Answers -Water being a fixed resource
Pressure compensating devices help save water because they : - Correct Answers -
Help eliminate misting or fogging at the sprinkler heads
Water conservation ( with irrigators ) starts with : - Correct Answers -A great design
For an irrigation system to work , actual head pressure has to be : - Correct Answers -
Equal to , or greater than minimum head pressure
Which of the following describes the rate at which water is applied by sprinkler heads in
a certain pattern : - Correct Answers -Precipitation rate Application rate
Absorption Rate is defined as : - Correct Answers -Rate at which soil will accept water
Static Pressure minus total pressure losses equals : - Correct Answers -Actual head
pressure
The arc is defined as the : - Correct Answers -Degrees of coverage of a sprinkler from
one side of a pattern to the other side .
