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MS N N MI r — s In MI s r MI r N N all MI r — <br /> I <br /> NOTES PARTS <br /> 1. TEE AND GATE VALVE REQUIRED ON MAIN. A. UL-FM LISTED SOFTSEATED WA STATE APPROVED <br /> REDUCED PRESSURE BACKFLOW ASSEMBLY <br /> 2. ALL TEST COCKS MUST HAVE BRASS PLUGS. INCLUDING:2-0.S.&Y RESILIENT SEATED GATE <br /> VALVES,AND TEST COCKS. <br /> z 3. MAXIMUM HEIGHT OF ASSEMBLY IS FIVE FEET <br /> 6' UNLESS AN OSHA APPROVED PLATFORM IS B. UNI-FLANGE WITH SET SCREWS OR Mix FL <br /> - PROVIDED. ADAPTOR WITH MEGALUG OR GALVANIZED <br /> SHACKLE TO MAIN WITH 2-3/4"RODS,OR MJ <br /> 11(01I1*))hIIa� ) �II�.�II� 4 APPROVED MINIMUM IBYT CITY DHE VAULTE UTILITIES DEPARTMENT. <br /> C. PRECAST CONCRETE ENCLOSURE WITH STEEL <br /> „� S. MAXIMUM HEIGHT OF ASSEMBLY FROM FLOOR IS ACCESS HATCH(AS MANUFACTURED BY UTILITY <br /> z FIVE FEET UNLESS AN OSHA APPROVED PLATFORM VAULT CO OR AN APPROVED EQUAL).ABOVE <br /> IS PROVIDED. GROUND INSTALLATIONS WILL:BE PROVIDED WITH <br /> 6'-6'x36"STEEL DOOR FOR ACCESS,THE EXTERIOR <br /> 'I 6. ALL DIMENSIONS ARE MINIMUM CLEARANCE WILL BE PAINTED WITH AN APPROVED PAINT, <br /> REQUIREMENTS. PROVIDED WITH SUFFICIENT INSULATION TO <br /> / PREVENT FREEZING AND SITE WILL BE PROVIDED <br /> 7. ASSEMBLY REQUIRES CERTIFICATION UPON WITH A 6'HIGH SECURITY FENCE WITH PEDESTRIAN <br /> © <br /> INSTALLATION AND RECERTIFICATION ANNUALLY BY AND VEHICLE GATES.SEMI-BURIED INSTALLATIONS <br /> OWNER. WILL:BE PROVIDED WITH OSHA APPROVED <br /> PLAN LADDER.INSTALLED IN SUCH A WAY AS TO NOT <br /> INTERFERE WITH INSTALLED EQUIPMENT <br /> MAINTENANCE.PROVIDE NON-SLIP SURFACE ON <br /> ACCESS HATCH IF VAULT LOCATED IN PEDESTRIAN <br /> WALKWAY. <br /> 0 D. DUCTILE IRON PIPE(SIZED AS REQUIRED)CLASS 52. <br /> E. WATER TIGHT GROUT SHALL BE USED IN ALL VAULT <br /> PENETRATIONS. <br /> O F. 2-GALVANIZED ADJUSTABLE PIPE SUPPORTS FOR 2 <br /> 1/2"DIA AND LARGER PIPE. <br /> O G. GRAVEL FOUNDATION AS REQUIRED. <br /> til DRAIN SHALL BE INSTALLED WITH APPROVED AIR <br /> I _, ,r.,,_. .,., <br /> �' O • H. GAP(SEE STD 519)AND BE ABLE TO BE BORE <br /> SIGHTED TO DAYLIGHT WHICH MUST BE ABOVE <br /> i © ---y- „0--. 100 YEAR FLOOD LEVEL.DRAIN WILL BE SIZED SO <br /> i AS TO PROVIDE FREE GRAVITY DRAINAGE OF MAX <br /> --- DISCHARGE OF RELIEF VALVE PORT. <br /> SLOPE I <br /> I. 3"MIN CLEARANCE FROM UNDERSIDE OF VAULT <br /> 2 -d-� - -.J --- — -- SLOPE—� <br /> 3 �----� � LID TO STEM OF OS&Y WHEN FULLY OPEN. <br /> 0 0 0• o00404 co40° 00.0.08,p0°B004,900 0 <br /> p -o <br /> s <br /> CITY OF EVERETT <br /> 0 <br /> I 0 0 pp...w PUBLIC WORKS DEPARTMENT <br /> -Z ""RYAN SASS IR.HE I PAU ILHELM I'�xRR 9 24 <br /> 2t - REDUCED PRESSURE 09/24/2018 <br /> s$ ELEVATION BACKFLOW ASSEMBLY 518 <br /> (RP BA)ALL SIZES <br />