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Home My WebLink About2463 IMPALA DR; ; AS150025; Permit7/28/22, 12:01 PM AS150025 Permit Data City of Carlsbad Sprinkler Permit Job Address: 2463 IMPALA DR Permit Type: SPRINK Parcel No: 2090411500 Lot#: 0 Reference No.: Permit No: AS150025 Status: ISSUED Applied 2/12/2015 Approved: 2/12/2015 Issued: 2/12/2015 PC #: Inspector: Project Title: 2463 IMPALA DRIVE -DCDA REPLA REPLACEMENT OF EXISTING SINGLE CHECK BACKFLOW TO CMWD AND UL APPROVED DCDA. Applicant: DRAVES PIPELINE, INC. P.O. BOX 1051 BONSALL, CA 760-728-7094 Fees($) 749 about:blank Add'I Fees ($) 0 Owner: RI F Ill-IMPALA LL C 11620 WILSHIRE BLVD #300 LOS ANGELES CA Total($) Balance($) 749 0 1 /1 2463 IMPALA DRIVE BACKFLOW UPGRADE 2461 2463 , EXISTING BACKFLOW UPGRADE TO CMWD W-22 RAVES PIPELIN INCORPORATED LIC# 376472 ASlS002.S N/J SCAL-£. N P.O. BOX 1051 -BONSALL, CA 92003 -(760) 728-7094 -FAX (760) 728-0086 -----1 t-------.i GA TE VALVE 1 CHECK VALVE 1 CHECK VALVE 2 SECTION BYPASS METER* W DOUBLE CHECK VALVE PUBLIC PRIVATE BYPASS *BYPASS METER TO BE PURCHASED FROM CJTY PIPlNG(J) PER PLAN. NOTE: ALL BURIED NUTS AND BOLTS PLAN SHALL BE WAX TAPE COATED THIS DRA\\1NG SHOWS MINIMUU REQUIREMENTS PER SPEC~ 09902 Y CMWD FOR THE DDCV ASSEMBLY. MOOIFICA llONS AY BE REQUIRED FOR FIRE MARSHAL'S APPROVAL ITEM DESCRIPTION APPROVED DOUBLE CHECK VALVE AND DETECTOR ASSEMBLY. 2 FL. go· BEND OR TEE WITH HOSE FITTINGS rt CONNECTION FOR 1/2. X 2 1/2'' FDC AND VALVf. » MIN .. (TYP.) cFIN. GR. ,,---- " CONDUIT TO ALARM PANNEL AS REQUIRED BY FIRE MARSHAL SPEC DWG 2A DEPENDING ON THE PIPELINE MATERIAL SHOWN ON PLANS go· BEND CAN BE FLXPO OR FLXMJ 3 4 INCH THICK CONCRETE PAD 2000 PSI . 4 FL 10 GA CML&C C-150 STEEL SPOOL WITH S.0.W.O. FLANGE. 5 THRUST BLOCKING 3250 PSI . 560-C-3250 W-19 6 POLYETHYLENE ENCASEMENT 7 6JJ MINIMUM DIAMETER -REDUCE rnAMETER IN RISCR ABOVE nN,sH 8 GALV. PIPE SUPPORT; FEE & MASON FIG. 291 9 TAMPER SWITCH RE UIRED BY FIRE 'ARSHAL REV. APPROVED DATE CARLSBAD MUNICIPAL WATER DISTRICT t----+-----+---+---------------tE~~-4,.11-.....;..,,t~~· -,~ ABOVE GROUND DOUBLE DATE CHECK VALVE DETECTOR ASSEMBLY STANDARD DWG. NO. W-22 ZURN. WILKINS Model3SODA Double Check Detector Assembly Application Designed for installation on water lines in fire protection systems to protect against both backsiphonage and backpressure of pol luted water Into the potable water supply. Model 350DA shall provide protection where a potential health hazard does not exist. Incorporates metered by-pass to detect leaks and unauthorized water use. Standards Compliance (Sizes 2 1/2" -1011 Horiz. & Vert.) (12 • Horizontal Only) • ASSE® Listed 1048 (Sizes 2 1/2" thru 121) • CSA® Certified B64.5 (Sizes 2 1/21 thru 8\ & 12•) • AWWA Compliant C510 (Sizes 2 112• thru 1211), and C550 • UL® Classified (Sizes 2 1/2" thru 12") • C-UL® Classified (Sizes 2 112· thru 1211) • FM® Approved (Sizes 2 1/2" thru 1011) • NYC MEA 147-99-M Vof 4 (2-1/211 -10) • Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California (Sizes 2 1/2" thru 12'1) • NSF® Listed-Standard 61, Annex G* ·co.25% MAX. WEIGHTED AVERAGE LEAD CONTENT} Materials Main valve body Access covers Coatings Internals Fasteners Elastomers Polymers Springs Ductile Iron ASTM A 536 Grade 4 Ductile Iron ASTM A 536 Grade 4 FDA Approved fusion epoxy finish Stainless steel, 300 Series NORYLTM, NSF Listed Stainless Steel, 300 Series EPD M (FDA approved) Buna Nitrile (FDA approved) NORYL ™, NSF Listed Stain less Steel, 300 Series Features ~ Sizes: 21/211, 3", 4 ~au, 101', 1211 Maximum working water pressure Maximum working water temperature Hydrostatic test pressure End connections (Grooved for steel} (Flanged) 175 PSI 140°F 350 PSI AWWAC606 ANSI 816.1 Class 125 Options (Suffixes can be combined) D -with OS & Y gate valves (standard) D L -less shut-off valves (flanged body connections) D LM -less water meter -with remote reading meter -with gallon meter (standard) D C FM -with cu ft meter D CM M -with cu meter meter D G -with groove end gate valves D FG -with flanged inlet gate connection and grooved outlet gate connection D Pl-with Post Indicator Gate Valve (311-10") Accessories O Repair kit (rubber only) D Thermal expansion tank (Model XT) D OS & Y Gate valve tamper switch (OSY-40) Attention: Model 350DA (flange body) and Model 350ADA (grooved body) have different lay lengths. Dimensions & Weights (do not include pkg.) MODEL DIMENSION aDoroxlmate) 3~t 8GkTr e ol&v A C D VALVES OS&YOPEN CLOSED In. mm In. mm in. mm In. mm in. mm In. mm In. mm 21/2 65 31 787 15 7/8 403 3 3/4 95 9 229 163/8 416 13 7/8 352 3 80 32 813 157/8 403 3 3/4 95 9 229 187/8 479 15 5/8 397 4 100 375/8 956 191/2 495 4 1/2 114 9 229 223/4 578 181/4 484 8 150 443/4 1137 231/2 597 51/2 140 10 1/2 267 301/8 765 23 3/4 603 8 200 803/4 1543 37 3/4 959 10 254 12 305 373/4 959 291/4 743 10 250 633/4 1619 37 3/4 959 10 254 12 305 453/4 1162 35 3/8 899 12 300 661/4 1683 38 965 10 254 12 30S 531/8 1349 40 5/8 1032 Zum Industries, LLC I WIikins 1747 Commerce Way, Paso Robles, CA U.S.A. 93446 Ph. 855-663-9876, Fax 805-238-5766 In Canada I Zurn Industries Limited 3544 Nashua Drive, Mississauga, Ontario L4V 1 L2 Ph. 905-405-8272, Fax 905-405-1292 www.zurn.com F In. 31/2 31/2 6 7 81/2 81/2 87/8 WEIGHT w~r WrfJ!x05&Y JE VALVES VALVES mm lbs. 89 68 89 68 152 106 178 180 216 374 216 404 226 463 Rev. B Date: 12/13 ka Iba. 30.9 178 30.9 198 48 296 81.7 480 170 850 183 1222 210 1623 Document No. BF-3500A Patent No. 5,913, 331 Product No. Model 360DA ka 80.8 90 134.4 217.9 385.9 554.8 736.2 Page 1 of 2 FJow Characteristics 0.0 0.0 31.5 11:~t' I 0 500 MODEL 3500A 21/2", 3" & 4" (STANDARD & METRIC) FLOW RATES (1/s) 12.e 2'5.2 37.9 200 400 eoo FLOW RATES (OPM) MODEL 350~ & 8" (STANDARD & METRIC) 63.1 W RATES {l/s) 94.6 126.2 1000 PLOW RATES (OPM) 1500 2000 MODEL 350OA 10" & 12" (STANDARD & METRIC) FLOW RATES (1/1) ◊ Raled Flow (euablished by approval agencies) !50.5 800 157.7 0.0 31.5 63.1 94.6 126.2 157.7 189.3 220.8 252.4 283.9 I 1 ]==11=----+---+------1--11=---+-----+--1--1 =-+------+------11·=-----+----f--1~11=~•=----+--+-------1-------11 ~ I 1 0 500 1000 1!00 2000 2500 3000 3500 4000 4500 FLOW RATES (GPM) Typical Installation Local codes shall govern installation requirements. Unless otherwise specified, the assembly shall be mounted at a minimum of 1211 (305mm} and a maximum of 30" (762mm) above adequate drains with sufficient side clearance for test- ing and maintenance. The installation shall be made so that no part of the unit can be submerged. Capacity thru Schedule 40 Pipe (GPM) Pipe size 5 ft/sec 7.5 ft/sec 10 ft/sec 15 ft/sec 21/211 75 112 149 224 3" 115 173 230 346 4" 198 298 397 595 an 450 675 900 1351 511 780 1169 1559 2339 10 .. 1229 1843 2458 3687 12" 1763 2644 3525 5288 VERTICAL INSTALLATION OUTDOOR INSTALLATION Specifications The Double Check Detector Backflow Prevention Assembly shall be ASSE® Listed 1048, and supplied with full port gate valves. The main body and access cover shall be epoxy coated ductile iron (ASTM A 536 Grade 4), the seat ring and check valve shall be Noryl™ (NSF Listed), the stem shall be stainless steel {ASTM A 276) and the seat disc elastomers shall be EPDM. The first and second check valves shall be accessible for maintenance without removing the device from the line. The Double Check Detector Backflow Prevention Assembly shall be a WILKINS Model 350DA. ZUrn Industries, LLC I Wilkins 1747 Commerce Way, Paso Robles, CA U.S.A. 93446 Ph. 855-663-9876, Fax 805-238-5766 In Canada I Zurn lndustrin Limited 3544 Nashua Drive, Mississauga, Ontario L4V 1 L2 Ph. 905-405-8272, Fax 905-405-1292 www.zum.com Page 2 of 2