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B <br /> / / \ <br /> 771m <br /> m z <br /> 1 z O <br /> Li <br /> A i - - - i- A 4" o 1- <br /> �\ El/4„ <br /> B <br /> PLAN VIEW <br /> 201) MACHINED <br /> SEATING <br /> �1 1/4" �3/412 <br /> 1/8" SURFACES <br /> T <br /> 1 1/4I 3 1/2" <br /> �I �--13/8" 24 �$/8„2 <br /> 1/899 <br /> 18 1/499 <br /> 22 1/4" <br /> NOTES: SECTION A-A <br /> 1 . FRAME & GRATE SHALL BE MANUFACTURED OF CAST IRON CONFORMING <br /> TO ASTM A-48-30. <br /> 2. FRAME AND GRATE SHALL BE HS20-44 RATED. <br /> 3. FRAME SHALL WEIGH APPROXI 65 LBS. <br /> 4. GRATE SHALL WEIGH APPROX. 78 LBS. <br /> 5. GRATE SHALL BE CHAINED TO FRAME WITH 18" OF 1/4" HEAT-TREATED CHAIN <br /> 6. MAY BE USED IN RIGHT OF WAY WHERE APPROVED BY GOVERNING AGENCY. <br /> 7. COUNTRY OF ORIGIN AND MANUFACTURER SHALL BE CAST INTO FRAME AND GRATE. <br /> ® 1/4" X 6" U BOLT CAST INTO GRATE AND FRAME <br /> REVISION DATE COUNTYWIDE IMPROVEMENT STANDARDS APPROVED BY <br /> COUNTY OF SAN JOAQUIN <br /> SAN JOAQUIN COUNTY DATE <br /> 18" STORM DRAIN INLET DIRECTOR OF PUBLIC WORKS <br /> FRAME & GRATE IMPROVEMENT CW-M7 <br /> STANDARD NO. <br />