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I ( .r • ( ,,� • . <br /> ea n•. SAN JOAQUIN COUNTY <br /> r.'' � �, COMMUNITY DEVELOPMENT DEPARTMENT <br /> .*SAN <br /> < <br /> 1610 E HAZELTON AVE.STOCKTON•CA 95205 <br /> •��tNA ba��' DEVELOPMENT SERVICES PHONE(2091468-3120 <br /> PLANNING PHONE 12091 466.3120 <br /> BUILDING PHONE 12091468-3123 <br /> NEIGHBORHOOD PRESERVATION PHONE 12091468-3021 <br /> BACKFILL EXCAVATION CERTIFICATE <br /> Project Location 3tF F 11th StrPPt , Tracy CA c3Sg76 <br /> Owner Tracy Joint Union High School DistP.hone No. ( 209) 831-5032 <br /> Contractor Wright Environmental Phone No. ( 209)833-075H,icense No. 651501 <br /> INDICATE METHOD OF BACKFILL QUALITY ASSURANCE <br /> 1. Submission of Soil Engineer's Compaction Report within 30 days of project <br /> completion, or <br /> 2. Submission of verification, e.g. load ticket, within 30 days of project <br /> completion that one of the following materials was placed in the excavation in <br /> 12" lifts: <br /> A. Pea gravel - smooth, rounded material not more than one-half (1/2) <br /> inch in diameter. <br /> _ B. Crushed rock - self-compacting material not more than three-quarters <br /> (3/4) inch in cross sectional measurement. (Use of crushed rock <br /> will not be permitted for backfill if contact will be made between <br /> the backfill material and tanks/pipes made of poly resin glass or <br /> similar materials. ) <br /> DECLARATION <br /> I hereby certify that a Soil Engineer's Compaction Report will be submitted within 30 days <br /> of project completion, or submission of verification that the select material described above <br /> will be placed at a minimum of five (5) cubic yards per 1000 gallon tank displacement and <br /> that the entire excavation will be backfilled and compacted to insure compliance with the <br /> Uniform Building Code Appendix chapter 70. <br /> * John F Lynch <br /> Name (Print) <br /> P ident <br /> le (Pri t) <br /> _4� <br /> i nature <br /> * Shall be the responsible managing em oyee on the license or authorized <br /> agent. <br /> 6/91—LC/BECERT.DOC <br />