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Washington TRAFFIC RATED <br />r±+V ilf Cyr SOLID PLATE COVER_ <br />V _ STACK <br />� 40� LA'ac <br />TRAFFIC RATED <br />INLET GRATE, <br />`y <br />INLET. <br />SEE PLAN VIEW <br />& NOTE 3 FOR <br />LOCATION OPTIONS <br />& SPECS. . <br />DRAIN DOWN DEVICE. <br />OUTLET, (VENTED) SEE PLAN VIEW & NOTE 3 <br />FOR LOCATION OPTIONS & SPECS. <br />ISOMETRIC VIEW <br />CARTFSDGE <br />SIZE <br />TREATMENT <br />FLOW RATE <br />GPM I CFS <br />TOTAL FLOW <br />CAPACITY <br />cFS <br />1[INIML4 <br />DEPTH <br />12 p7- <br />9.610.015 <br />1.3 <br />5.90 <br />19.00' <br />10210ma <br />1.3 <br />2.34 <br />52.00"+12.(10' <br />13.974.30 <br />1.3 <br />3.01 <br />16.00'+52.0" <br />1710.35 <br />13 <br />167 <br />CONCRETE APRON/COLLAR REQUIRED, <br />BY OTHERS. SEE NOTE 6. <br />PerkFllter" <br />n CARTRIDGE. <br />`1 <br />2X FLOW THRU TUBES. <br />FLOATABLES WEIR. <br />PRIMARY BYPASS BETWEEN <br />FLOW THRU TUBES. <br />FLOW THRU TUBES <br />INTO FILTER CHAMBER. <br />DRAIN C <br />DEviuL. <br />DETAIL A <br />INLET / BYPASS ASSEMBLY <br />& DRAIN DOWN SCALE: 1.5X <br />4. Inlet chamber shell be supplied with e <br />DRAIN DOWN device designed to remove <br />Standing water between storm events. <br />5. For depths lose then the specified minimum <br />contact Oldcastles Stormwater Solutions for <br />engineering assistance. <br />S. Field poured Concrete Apron / Collar required, <br />by others. Refer to PF•SCB-1000 far <br />reoommended configuration. <br />52.75' <br />PLAN VIEW <br />SEE DETAIL A. PerkFilter" CARTRIDGE. <br />CONCRETE �� ' CARTRIDGE BYPASS PORT, <br />APRON/COLLAR, <br />SEE NOTE 6. - L <br />INLET, --' - <br />SEE NOTE 3. r MINIMUM <br />DEPTH. <br />OPW f SEE TABULATION <br />& NOTE 9. <br />7. PerkFllter' caMcrgo shall be maintained <br />TRAFFIC RATED --• CONCRETE APRON/COLLAR. <br />Notes: <br />SOLID PLATE COVER. SEE NOTE 5. <br />TRAFFIC RATED <br />1. AD steel utlllzed in fabrication and <br />INLET GRATE - -_• .-_ ::� - - <br />Shall be 1/4" plate per ASTM A36. <br />�• <br />INLET, --. <br />SEE NOTE 3. m e <br />2. PerfcFifler"' Catch basin shall be supplied <br />A —'s _ d A <br />with traffic rated (1-120) bicycle -proof grates <br />,.+ <br />and solid plate cover. <br />L- I M M <br />01deastle ID <br />Steel Catch Basin <br />3. mist pips(s) may enter device on any of three <br />the Inlet <br />CUTLET, (VENTED). <br />�� <br />sides of chamber. Outlet pipe may alit <br />i PerkFilter'" CARTRIDGE. <br />on any of all four sides. All pipe Is O 12" ma)dmum. <br />Cartridge <br />4. Inlet chamber shell be supplied with e <br />DRAIN DOWN device designed to remove <br />Standing water between storm events. <br />5. For depths lose then the specified minimum <br />contact Oldcastles Stormwater Solutions for <br />engineering assistance. <br />S. Field poured Concrete Apron / Collar required, <br />by others. Refer to PF•SCB-1000 far <br />reoommended configuration. <br />52.75' <br />PLAN VIEW <br />SEE DETAIL A. PerkFilter" CARTRIDGE. <br />CONCRETE �� ' CARTRIDGE BYPASS PORT, <br />APRON/COLLAR, <br />SEE NOTE 6. - L <br />INLET, --' - <br />SEE NOTE 3. r MINIMUM <br />DEPTH. <br />OPW f SEE TABULATION <br />& NOTE 9. <br />7. PerkFllter' caMcrgo shall be maintained <br />DRAIN DOWN �• <br />DEVICE. <br />.-. <br />1 <br />In accordance with manutamurer <br />`.7 <br />recommendations. <br />49.75 - -, OUTLET. (VENTED). <br />* Treatment Flow Rates shown conform to <br />SECTION A -A <br />Washington State GULD Specifications. <br />PerkFiller m <br />01deastle ID <br />Steel Catch Basin <br />PWm,Sutwater Solutions <br />7921 Pi�q,uft'1401LCHOoe. CO 186'I R9I PPL 6U0.6T9 E87901OCY9�a1MnrWcppm <br />nr gap�r}nr11loWJM611YOF MMWI PRFCrn, ora na p111rtrttM rareesWU Kffa oar AwziW. wro <br />re►%rNW W1PFXi TOf�M6�Rlortw n7rwrr. Q7nN omp'R0G1E6tFWAr, rc ruOD0110 "D <br />Cartridge <br />¢Nnwu�c r:t. '• <br />ECO -0143 <br />—FSingle <br />1317-SCR-WA-MolNR I <br />Hru• <br />SPR 12/2/19 SHECT 1 Or t <br />IExHIBIT B4 <br />TA <br />LUS STORM WATER MAINTENANCE AGREEMENT <br />I (D L-- [—I L-- BUILDING A DETAILS <br />ENGINEERING I PLANNING I DEVELOPMENT <br />Job No.: 18190 Date: 01/19/22 Sheet: 04 of 05 <br />ATTY/AGR.2022.084/South Main STMMA (Page 14 of 22) <br />