Backflow Preventer Requirements For Fire Protection
Found 7 free book(s)
Florida Building Code 6 Edition (2017) Plumbing
www.broward.orgfire protection, double check detector fire protection, and spill-resistant vacuum breaker backflow preventer assem-blies and hose connection backflow preventers shall be tested at the time of installation and immediately after repairs or relocation. The testing procedure shall be per-formed in accordance with one of the following stan-
NFPA 25 FAQs
www.nfpa.orgif the backflow preventer is installed on the suction side of the pump, the annual fire pump test will also serve as a flow test for the backflow preventer the fire department connection may be used as a test connection by reversing the check valve and flowing water out of the FDC.
Backflow Prevention and Cross-Connection Control
www.awwa.orgbackflow preventer Containment: Water supply protection from the property’s entire plumbing system. B. Location on public entity side of property line Figure 1-1 Examples of backflow prevention equipment locations Courtesy of Stuart F. Asay opyrit Aerican ater …
TITLE 252. DEPARTMENT OF ENVIRONMENTAL QUALITY …
www.deq.ok.gov"Reduced pressure zone, backflow preventer" means a device designed to prevent backflow consisting of two spring loaded check valves with an intermediate reduced pressure zone that drains to the atmosphere by a relief valve, with a reduced pressure maintained in the intermediate zone by means of a pressure differential valve.
Product Manual for Northstar HOT WATER/STEAM PRESSURE …
www.northerntool.comgallons per minute. The use of a backflow preventer on the water supply hose is recommended and may be required by local code. Any cleaning chemicals that are used must be specifically approved for use in pressure washers. The pump is powered by a gasoline-fueled engine. The spray water is heated (when desired) by a kerosene/fuel-
ABBREVIATIONS KEY TO SYMBOLS VALVES PLUMBING LEGEND
bidroom.netvalve and backflow preventer as shown or required by ahj. verify invert and slope of incoming sanitary sewer before trenching. 5. refer to riser diagrams and plumbing fixture schedule for all piping and pipe sizes not shown on plan. 6. sanitary and storm sewer piping shown is based on 1/4" per foot fall for all pipe smaller
Munchkin Gas-Fired Boiler - htproducts.com
www.htproducts.comas a fire chief, fire marshal, chief of a fire prevention bureau, labor department or health department, building official or electrical inspector, or others having statutory authority. In some circumstances, the property owner or his/her agent assumes the role, and at