irrigation exam Questions & Answers
100% Correct!!
how often does a licensed irrigator need to renew his license ? - ANSWERonce every three years
which is /are the strategic goal/goals of TCEQ? - ANSWER1 - enforcement
2- water quality
3- waste management
individual responsible for obtaining permits and inspections ? - ANSWERLicensed Irrigador
when is it acceptable for a licensed technician to alter the irrigation design? - ANSWERwhen the
technician receives approval from the license Irrigador
The term Commission , refers to ? - ANSWERTexas commission of environmental quality.
How many members make up the Texas Irrigador's advisory council? - ANSWER9 members
members of Texas Irrigador's advisory council are appointed by ? - ANSWERTexas commission of
environmental quality.
how many members of the Texas Irrigador's advisory council must be representatives of the public? -
ANSWER3 members
which is the function of an irrigation system? - ANSWERerosion control
dust reduction
irrigating any type of landscape vegetation in any location
after a license has expired, the only way to obtain another one is to ? - ANSWERgo through the re-
examination process again.
you must be licensed or work under the supervision of a licensed individual in order to install or
repair irrigation systems for a living. - ANSWERtrue
what will happen if an irrigador fails to receive written notice from the TCEQ that his license is about
to expire? - ANSWERThe irrigador will lose the license if they fail to renew even if the TCEQ does not
send a written notice.?
What is the minimum depth of pipe coverage.? - ANSWER6 inches
Absorption rate is also known as? - ANSWERinfiltration rate
An atmospheric vacuum breaker is commonly referred to as an ? - ANSWERanti-siphon
statement about control wires - ANSWERThe larger the gauge number, the smaller the wire
Desing pessure = - ANSWERRecommended head pressure + total losses
Actual head pressure is = - ANSWERStatic pressure _ Total losses
, Term used when all heads discharge varying amounts of water , combining to produce uniform
coverage ? - ANSWERmatch precipitation
AWWA is an abbreviation for ? - ANSWERAmerican Water Works Association
A valve permitting water to flow in one direction ? - ANSWERcheck valve
one complete operation of a controller through all programmed stations ? - ANSWERcycle
Minimum pressure required for a system to operate properly ? - ANSWERDesign pressure
Type of damage occurring when water travels unrestricted though empty lateral lines ? - ANSWERdry
line shock
Device which allows water to flow out slowly in a drip irrigation system ? - ANSWEREmitter
When water flows through piping , pressure is lost as a result of ? - ANSWERfriction
As a general guideline ,the design pressure should not exceed? -— of the static pressure -
ANSWER10%
Generally , sleeves should be at least _____larger than the irrigation piping required. - ANSWER2
sizes
PVC pipe with the same physical dimension as iron pipe? - ANSWERSchedule pipe
The process of plant material giving off vapor from the leaves ? - ANSWERTranspiration
shock wave created by a fast closing valve ? - ANSWERWater hammer
act of chemically fusing PVC pipe and fittings together? - ANSWERsolvent welding
PVC is an abbreviation for ? - ANSWERPolyvinyl Chloride
Flexible part of an automatic valve which regulates the passage of water? - ANSWERDiaphragm
What does I.P.S. stand for ? - ANSWERIron plastic size
What does M.I.P. stand for ? - ANSWERmale iron pipe
An irrigation system with any kind of injection device associated with it would be termed as ____? -
ANSWERHealth Hazard
Which back flow device is required to be used with pumps ? - ANSWERWhich ever one is required by
state or local codes .
The mechanical prevention of reverse flow, or back siphonage , of non-potable water from an
irrigation system into the public water system is called ? - ANSWERBack flow prevention
Any pressure,regardless of its source ,against the outlet side of the back flow prevention
device ,which exceeds the supply pressure against the inlet side of the device is? - ANSWERBack
pressure
Which back flow device is most recommended for systems with fertilizer injectors? -
ANSWERReduced pressure principle
Which back flow device is recommended for low hazard applications? - ANSWERatmospheric vacuum
breaker
100% Correct!!
how often does a licensed irrigator need to renew his license ? - ANSWERonce every three years
which is /are the strategic goal/goals of TCEQ? - ANSWER1 - enforcement
2- water quality
3- waste management
individual responsible for obtaining permits and inspections ? - ANSWERLicensed Irrigador
when is it acceptable for a licensed technician to alter the irrigation design? - ANSWERwhen the
technician receives approval from the license Irrigador
The term Commission , refers to ? - ANSWERTexas commission of environmental quality.
How many members make up the Texas Irrigador's advisory council? - ANSWER9 members
members of Texas Irrigador's advisory council are appointed by ? - ANSWERTexas commission of
environmental quality.
how many members of the Texas Irrigador's advisory council must be representatives of the public? -
ANSWER3 members
which is the function of an irrigation system? - ANSWERerosion control
dust reduction
irrigating any type of landscape vegetation in any location
after a license has expired, the only way to obtain another one is to ? - ANSWERgo through the re-
examination process again.
you must be licensed or work under the supervision of a licensed individual in order to install or
repair irrigation systems for a living. - ANSWERtrue
what will happen if an irrigador fails to receive written notice from the TCEQ that his license is about
to expire? - ANSWERThe irrigador will lose the license if they fail to renew even if the TCEQ does not
send a written notice.?
What is the minimum depth of pipe coverage.? - ANSWER6 inches
Absorption rate is also known as? - ANSWERinfiltration rate
An atmospheric vacuum breaker is commonly referred to as an ? - ANSWERanti-siphon
statement about control wires - ANSWERThe larger the gauge number, the smaller the wire
Desing pessure = - ANSWERRecommended head pressure + total losses
Actual head pressure is = - ANSWERStatic pressure _ Total losses
, Term used when all heads discharge varying amounts of water , combining to produce uniform
coverage ? - ANSWERmatch precipitation
AWWA is an abbreviation for ? - ANSWERAmerican Water Works Association
A valve permitting water to flow in one direction ? - ANSWERcheck valve
one complete operation of a controller through all programmed stations ? - ANSWERcycle
Minimum pressure required for a system to operate properly ? - ANSWERDesign pressure
Type of damage occurring when water travels unrestricted though empty lateral lines ? - ANSWERdry
line shock
Device which allows water to flow out slowly in a drip irrigation system ? - ANSWEREmitter
When water flows through piping , pressure is lost as a result of ? - ANSWERfriction
As a general guideline ,the design pressure should not exceed? -— of the static pressure -
ANSWER10%
Generally , sleeves should be at least _____larger than the irrigation piping required. - ANSWER2
sizes
PVC pipe with the same physical dimension as iron pipe? - ANSWERSchedule pipe
The process of plant material giving off vapor from the leaves ? - ANSWERTranspiration
shock wave created by a fast closing valve ? - ANSWERWater hammer
act of chemically fusing PVC pipe and fittings together? - ANSWERsolvent welding
PVC is an abbreviation for ? - ANSWERPolyvinyl Chloride
Flexible part of an automatic valve which regulates the passage of water? - ANSWERDiaphragm
What does I.P.S. stand for ? - ANSWERIron plastic size
What does M.I.P. stand for ? - ANSWERmale iron pipe
An irrigation system with any kind of injection device associated with it would be termed as ____? -
ANSWERHealth Hazard
Which back flow device is required to be used with pumps ? - ANSWERWhich ever one is required by
state or local codes .
The mechanical prevention of reverse flow, or back siphonage , of non-potable water from an
irrigation system into the public water system is called ? - ANSWERBack flow prevention
Any pressure,regardless of its source ,against the outlet side of the back flow prevention
device ,which exceeds the supply pressure against the inlet side of the device is? - ANSWERBack
pressure
Which back flow device is most recommended for systems with fertilizer injectors? -
ANSWERReduced pressure principle
Which back flow device is recommended for low hazard applications? - ANSWERatmospheric vacuum
breaker
