drawing legnd DETAIL-1.18A.DWG = DOUBLE CHECKVALVE BACKFLOW PREVENTION ASSEMBLY: ASSEMBLIES 2 ½” AND LARGER. DETAIL-1.18B.DWG = REDUCED PRESSURE PRINCIPAL BACKFLOW PREVENTION ASSEMBLY: ASSEMBLIES 2 ½” AND LARGER. DETAIL-1.19A.DWG = DOUBLE CHECKVALVE BACKFLOW PREVENTION ASSEMBLY: ASSEMBLIES 2 ½” AND LESS. DETAIL-1.19B.DWG = REDUCED PRESSURE PRINCIPAL BACKFLOW PREVENTION ASSEMBLY: ASSEMBLIES 2 ½” AND LESS. DETAIL-1.20A.DWG = BACKFLOW PROTECTION FOR TANK TRUCKS. DETAIL-1.20B.DWG = AIR GAP BACKFLOW PROTECTION FOR WATER TANKS. DETAIL-1.21.DWG = PRESSURE VACUUM BREAKER ASSEMBLY. DETAIL-1.22A-1.DWG = SPEC. FOR BPDI GUARDSHACK ENCLOSURES. DETAIL-1.22A-2.DWG = ½” TO 2” BACKFLOW GUARDSHACK ENCLOSURE. DETAIL-1.22B.DWG = METER ADDRESS GUARDSHACK ENCLOSURE. JU-1001.DWG = TYPICAL UTILITY LAYOUT. JU-2000.DWG = WATER PIPE TRENCH DETAIL. JU-2001.DWG = JOINT USE WATER AND GAS DETAIL. JU-2002.DWG = SEWER PIPE TRENCH DETAIL. JU-2003.DWG = FORCEMAIN TRENCH DETAIL. JU-3100.DWG = ¾” SINGLE WATER INSTALLTION WATER SERVICE DETAIL. JU-3100-A.DWG = 1” SINGLE WATER SERVICE INSTALLATION DETAIL. JU-3101.DWG = 1” DOUBLE WATER SERVICE INSTALLATION DETAIL. JU-3102.DWG = 1 ½” SERVICE INSTALLATION DETAIL. JU-3103.DWG = 2” SERVICE INSTALLATION DETAIL. JU-3104.DWG = 2 ½” SERVICE INSTALLATION DETAIL. JU-3105.DWG = 4” WATER SERVICE. JU-3106.DWG = WATERLINE CONSTRUCTION HOLE METER BOX LIDS. JU-3200.DWG = 2” BLOW OFF ASSEMBLY DETAIL. JU-3300.DWG = AIR RELEASE VALVE INSTALLATION DETAIL. JU-3400.DWG = STAR-VBLIDLV 5-1/4” HD WATER LID LAS VEGAS. JU-4400.DWG = SEWR SERVICE INSTALLATION DETAIL. JU-4401.DWG = TRACER WIRE DETAIL FOR MANHOLE SERVICES. JU-4500.DWG = SEWER CLEANOUT INSTALLATION DETAIL. JU-4600.DWG = CONCRETE CAP DETAIL.