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25 March 1996 <br /> AGE-NC Project No. 95-0.168 ; <br /> Page 4 of 4 <br /> 8. Screen soil sample duplicates for the presence of volatile organics using a photo-ionization <br /> detector (PID) pre-calibrated to isobutylene. <br /> 9. Log borings in accordance with the Unified Soil Classification System. . <br /> 10. Backfill each boring using a concrete slurry in the entire depth of the boring. <br /> 11. Cuttings and rinseate generated during drilling activities will be containerized in properly <br /> labeled D.O.T. model 17H 55-gallon drums or placed on plastic sheeting and stored on-site <br /> in an area inaccessible to the general public. Disposal alternatives'will be evaluated based on' . <br /> results oflaboratory analyses. <br /> 12. Selected soil samples will be analyzed for TPH-g and BTE&X_in accordance with the <br /> appropriate EPA methods: <br /> 4.2. REPORTING - <br /> Upon completion of excavation, a report will be prepared. The report will include results of <br /> laboratory analysis of soil samples and recommendations for further' investigation at the site, if <br /> necessary. The report will be reviewed and signed by a Registered Geologist and will be submitted <br /> s <br /> to the PHS-EHD. <br />