TCEQ IRRIGATION LICENSE STUDY GUIDE questions and answers graded A+ 2024

TCEQ IRRIGATION LICENSE STUDY GUIDEBPA requirements for fertilizer injection system - correct answer Reduced Pressure Principle Assembly (RPPA) (RPZ) is required when fertilizer injection are being used. Causes backsiphonage? - correct answer Caused by a negative or Sub-atmospheric pressure. Example-City departments are using fire hydrant or there's a city main line break, or someone sucking liquid from a glass using a straw. Causes of leaking check valve - correct answer Debris-can enter the valve. (Can use Y strainer to provide a solution.) Definition of high-hazard system? - correct answer Non-potable water, chemicals, fertilizers Definition of cross-connection? - correct answer Any actual or potential connection between a potable water supply and any source of contamination or pollution. Degree of hazard - correct answer A measure of the degree of risk or harm to the public's health. General installation requirements of BPA - correct answer Device must check/pass Back-siphonage, Back-pressure, constant pressure, non-health hazard, health hazard. Installation requirements of AVB - correct answer -Installed 6" above the highest head or outlet in the system. -No Valves -Downstream. -Installed vertically. Installation and inspection requirements for public water system to BPA - correct answer