Texas Landscape Irrigation Exam With Correct Solutions,2025,A+Graded,Pass Gauranteed.

Texas Landscape Irrigation Exam With Correct
Solutions,2025,A+Graded,Pass Gauranteed.




Pressure compensating devices help save water because they? - CORRECT ANSWER✔✔Help eliminate
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misting or fogging at the sprinkler heads
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Landscape Irrigation - CORRECT ANSWER✔✔The art and management of applying water to landscape in a
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manner to encourage growth of plant material and support water conservation
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Irrigation sensors - CORRECT ANSWER✔✔(Measure rain, wind, soil moisture, and freeze) that save water
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and eliminate liability issues concerning ice related accidents during freeing weather
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Pressure Regulation Device - CORRECT ANSWER✔✔Devices which eliminate misting or fogging at the
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sprinkler heads, thus achieving better uniformity and saving water
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Hydrozoning - CORRECT ANSWER✔✔The practice of zoning an irrigation system based on similar plant
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material with similar watering reguirements due to environmental and or geographic influences including,
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but not limited to, soil type, slope, site orientation, and solar radiation
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,Licensed landscape irrigators - CORRECT ANSWER✔✔Responsibility to educate, promote, support and
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practice water conservation in the landscape irrigation industry in order to preserve one of out most precious
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resources on earth
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Absorption Rate - CORRECT ANSWER✔✔The speed at which water can penetrate or infiltrate the soil
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Actual Head Pressure - CORRECT ANSWER✔✔The operating pressure measured at the base of a sprinkler
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head.
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Actual head pressure formula - CORRECT ANSWER✔✔(Static pressure) - (Total pressure lost) = Actual head
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pressure
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air gap - CORRECT ANSWER✔✔an approved Air gap is the unobstructed vertical distance through free
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atmosphere between the lowest point of a water supply outlet and the flood level rim of the fixture or
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assembly into which the outlet discharges. Physical seperation must be at least twice the diameter of the
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water supply outlet but never less than 1"
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Most common air gap? - CORRECT ANSWER✔✔Kitchen sink
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Application Rate (Precipitation rate) - CORRECT ANSWER✔✔Rate at which water is applied by sprinkler
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heads in a certain pattern.
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For irrigation contractors, water conservation starts with? - CORRECT ANSWER✔✔A great design
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Three methods to evaluate application rate - CORRECT ANSWER✔✔Densogram, Precipitation rate
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formulas, Water audit
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The proper watering time is early morning because? - CORRECT ANSWER✔✔Sprinkler patterns are
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generally less distorted from the wind
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, arc - CORRECT ANSWER✔✔Degrees of coverage of a sprinkler from one side of a pattern to the other
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The art and management of applying water to the landscape to encourage the growth of plant material and
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support water conservation is? - CORRECT ANSWER✔✔Landscape Irrigation
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Atmospheric Vacuum Breaker (AVB) - CORRECT ANSWER✔✔Backflow prevention device that allows air into
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the piping system, with the use of a float that moves up and down, to prevent backsiphonage.
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Cannot be under constant pressure for more than 12 hours in one 24 hour window.
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A minimum of 6" higher than all down stream piping.
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A separate AVB must be installed on the discharge side of each control valve, between the valve and all
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emission devices.
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Automatic control valve - CORRECT ANSWER✔✔An electrical or hydraulic remote control valve in a
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sprinkler system which is activated by an automatic controller
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Backflow - CORRECT ANSWER✔✔An unwanted reversal of the flow of water in a piping system which can
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potentially allow non-potable water to pollute or contaminate the potable water supply.
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Backpressure - CORRECT ANSWER✔✔Any condition that could create pressure in the discharge side of the
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piping system that is greater than that of the supply side of the system.
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Backsiphonage - CORRECT ANSWER✔✔A form of backflow due to negative or sub-atmospheric pressure J J J J J J J J J J J J




within water system.
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Backflow prevention methods - CORRECT ANSWER✔✔Any approved device which prevents an undesirable
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reversal of flow of water by the introduction of air, check valves, or a combination of both.
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