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SDCO <br />Iri7rel <br />SILVA CELL <br />NOTES <br />BOTTOM OF SILVA CELLS—/ <br />SILVA CELL UNIT <br />3.0' TYP <br />CITY STANDARD D8 <br />STORM DRAIN INLET <br />FILL LINE <br />SILVA CELL <br />POST 12" DEPTH DRAIN ROCK <br />CALTRANS CLASS II <br />PERMEABLE PLACED ON <br />NATIVE SOIL @ 95% R.C. <br />(2) 2" DIA. HOLES IN BASE .y r f�*X f <br />TO ALLOW FOR EXFILTRATION <br />SILVA CELL SUBDRAIN IN GRAVEL <br />BASE FILL W/ CLEANOUT <br />SILVA CELL PERMEABLE GEO TEXTILE—/ <br />N.T.S. 1.0' STORAGE LAYER <br />11 <br />SILVA CELL SYSTEM (DECK, BASE, AND <br />�^J <br />POSTS). <br />18" TREATMENT SOIL, INFILTRATION RATE <br />5 TO 10 IN/HR (FOR TREATMENT SOIL <br />SPECIFICATION, SEE APPENDIX K IN <br />SMCWPPP C3 STORMWATER HANDBOOK <br />DATED JUNE 2016). <br />12" DRAIN ROCK (CLASS II PERMEABLE <br />MATERIAL PER CALTRANS STANDARD <br />SPECIFICATIONS, SECTION 68-2.02F). <br />GEOTEXTILE (MIRAFI 140N OR APPROVED <br />Q <br />EQUAL) TO KEEP AGGREGATE FROM <br />MIGRATING DOWN THROUGH CELL DECK. <br />SCLASS <br />II AGGREGATE BASE COURSE, <br />DEPTH VARIES ACROSS SECTION. <br />PEDESTRIAN SIDEWALK, SEE LANDSCAPE <br />V <br />PLANS FOR LAYOUT & DETAILS. <br />p <br />6" PERFORATED DISTRIBUTION PIPE. <br />E �K <br />CALTRANS CLASS 2 DRAIN ROCK. <br />AQ <br />8" PERFORATED COLLECTOR PIPE. <br />DISTRIBUTION HEADER <br />W/ INLET PIPE <br />CONCRETE SIDEWALK <br />OVER AGG BASE, SC <br />COVER <br />STORM DRAIN CLEANOUT. CHRISTY TYPE <br />FOB BOX WITH F08R LID MARKED STORM <br />GEOGRID, ATTACH TO CELL FRAMES WITH <br />CABLE TIES. <br />CABLE TIES, ATTACHING GEOGIRD TO <br />SILVA CELL LEG. <br />1"-4" (25 MM -100 MM) SPACING <br />V BETWEEN SILVA CELLS AT BASE. <br />4" (100 MM) MIN AGGREGATE SUB CASE, <br />COMPACTED TO 95% RELATIVE <br />COMPACTION. <br />GEOTEXTILE (MIRAFI 140N OR APPROVED <br />EQUAL), TO PROVIDE SEPARATION <br />BETWEEN SUBGRADE AND AGGREGATE <br />BASE. <br />SUBGRADE, COMPACTED TO 95% RELATIVE <br />COMPACTION. <br />PIN, PER SILVA CELL SPECIFICATIONS, TO <br />�u KEEP CELLS IN PLACE DURING <br />CONSTRUCTION. <br />OVERFLOW DRAIN. NDS IN-LINE GRATE <br />PLACED 6" MIN ABOVE B10 -MEDIA SOIL <br />MIX.. <br />EXHIBIT B5 <br />7 TALUS <br />(7D_u <br />STORM WATER MAINTENANCE AGREEMENT <br />z <br />LD ---'—�— SILVA CELL TREATMENT: M-5 <br />I <br />F ENOINEMNO I PLANNING I DEVELOPMENT <br />m Job No.: 18190 Date: 01/19/22 Sheet: 05 of 06 <br />ATTY/AGR.2022.071/STMMA (Page 15 of 23) <br />