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ROAD STRUCTURAL <br /> SECTION SEE <br /> STREET SURFACE--. • SHEET 1 AND SHEET 2 <br /> j/jjj�jjj/ A <br /> Ae,•.---524" OF COVER I . <br /> TRENCH ZONE <br /> DEPTH TO BACKF ILL <br /> • TOP OF TT <br /> E f MAGNETIC WARNING <br /> I <br /> 1 <br /> • <br /> . •••••rr♦rrr: BIACKF IOL LE <br /> PIPE ZONE .=... i0—D • <br /> ' r <br /> rt <br /> pr <br /> O°(3O,+O°0i,Cr10°,/ 00 <br /> it 0001' ° 0 � � �-BEDDING <br /> tQ 0O 00 bp50 <br /> ° 00c-S 00oD0P,o0o0CS°a0oD <br /> TRENCH WIDTH <br /> BEDDING MATERIAL PIPE ZONE TRENCH TRENCH DEPTH TO <br /> UTILITY THICKNESS D BACKFILL BACKFILL WIDTH TOP OF PIPE <br /> IMPORTED MATERIAL SAND MIN. 24" <br /> WATER SAND EOUIVALENT230 12" EQUUI3VQALENT p,p,+ 20' 36" MIN. <br /> 6" <br /> 1/2" CRUSHED ROCK 12" 1'2" CRUSHED SAND MIN. 24"„ 36" MIN. <br /> SEWER 6„ ROCK EQUIVALENT 0•D•+ 12 <br /> 230 <br /> STORM I'2' CRUSHED ROCK IMPORTED 30" MIN. LOCAL <br /> EIAL DRAIN VARIES MAEOUIVALENTD C.D.+ 16" 36" MIN. <br /> D/4. MIN. 6" 230 ARTERIAL <br /> VARIES SAND EQUIVALENT 30" MIN. LOCAL <br /> OTHER VARIES ENGINEERED VARIES 36" MIN. <br /> VARIES SECTION ARTERIAL <br /> NOTE: ANY DEVIATION FROM THESE REQUIREMENTS NEED PRIOR APPROVAL FROM CITY <br /> ENGINEER. COMPACTION OF 90% MUST BE MET FOR ALL MATERIALS IN THE TABLE. ci.'CIO p,/ <br /> >AP ROV • D . �✓ r7Z �. <br /> CITY OF SANTA ANA0 I`� `1.; <br /> ANTA ANA, <br /> CITY ENGINEER PUBLIC WORKS AGENCY -T <br /> DATE REVISION UTILITY TRENCH DETAIL STD. PLAN <br /> 12/14/00 REVISED STANDARD <br /> PLAN NUMBER NUMBER <br /> TRENCH MATERIALS 11 <br /> AND HACKFILL REQUIREMENTS <br /> SHEET OF6J <br />