Texas Irrigator Practice Test Section 2 (100% Correct) Questions and Answers

Texas Irrigator Practice Test Section 2 (100% Correct) Questions and Answers A properly designed irrigation system can: a). Save water, time, and money b). Save installation time c). Cost more d). Last longer - a). Save water, time, and money When calculating the available water capacity of an irrigation site, irrigators refer to that amount in: a). Precipitation rates b). Infiltration rates c). GPM d). GPH - c). GPM When using drip irrigation, the water volume of individual drip emitters is generally expressed in: a). GPM b). Gallons per scheduled event c). GPH d). Gallons per day - c). GPH If the plant watering requirement is .5 for a week, precipitation rate is .75, how many minutes of watering will be needed per week? a). 40 minute s b). 15 minutes c). 67 minutes d). 1.5 hours - a). 40 minutes Run Time (RT)=.5 (plant requirement)/.75 (precipitation rate) x 60= 40 minutes The science of applying the required amount of water to promote or maintain the healthy growth of plant material or turf is: a). Irrigation system b). Scheduling c). Landscape irrigation d). Watering - c). Landscape irrigation What is required upon completion of an irrigation system? a). Final walk -through b). Maintenance checklist c). A permanent sticker affixed to the controller d). An as -built plan e). All of the above - e). All of the above Upon completion of an irriga tion system, the irrigation contractor must furnish the owner with: a). A service contract for 3 years b). A service contract for 1 year c). A written warranty covering materials and labor d). A written warranty for 10 years - c). A written warranty co vering materials and labor When two, or more, valves are located in the same location or valve box, it is referred to as: a). Stacking b). A Manifold c). Grouping d). Uniformity - b). A Manifold The TCEQ refers to: a). Texas Commission of Equality b). Texas Commerce of Equal Quality c). Texas Commission on Water Quality d). Texas Commission on Environmental Quality - d). Texas Commission on Environmental Quality A licensed irrigator can: a). Sell, design, consult regarding installs, maintenance, alterations, repairs, services b). Sell, design, consult regarding installs, maintenance, landscapes, alterations, repairs, services c). Only design an irrigation system d). Only install an irrig ation system - a). Sell, design, consult regarding installs, maintenance, alterations, repairs, services What more can a licensed irrigator do than a licensed technician? a). Sell, landscape, and consult b). Alter and repairs systems c). Sell, design, and consult d). Test the backflow - c). Sell, design, and consult Sprinkler heads cannot be placed closer to the hardscape than: a). 4 inches b). 2 inches c). 6 inches d). 12 inches e). None of the above - a). 4 inches What is the minimum distance of turf (between the street and the sidewalk) that you can use above -ground spray emission devices: a). 18 inches b). 24 inches c). 60 inches