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June 2020 <br />Project No. 14-3002 <br />Page 2 of 7 <br /> <br />Additional Agency: <br />Central Valley Regional Water Quality Control Board <br />11020 Sun Center Drive, Suite 200, Rancho Cordova, CA 95670 <br /> <br />3.0. ON-SITE CONTROL <br /> <br />The Site Safety Officer will coordinate site access control and security. An exclusion <br />zone will be established approximately 20 feet around excavation location work areas. <br />No unauthorized person shall be allowed within this exclusion area. <br /> <br />4.0. HAZARD EVALUATION <br /> <br />The following substance(s) or hazards are known or suspected to be on site. <br /> <br />SUBSTANCES INVOLVED: CONCENTRATIONS: <br />PCBs Max – 6.24 mg/kg <br />TPH Max- 5,230 mg/kg / 50 ug/l <br />Dioxin Furans Max- 52.2 pg/g / 2.10 pg/l <br />Lead Max – 6,400 mg/kg <br /> <br /> <br /> <br /> <br />ADDITIONAL POTENTIAL HAZARDS INCLUDE: <br />SLIP-TRIP-FALL NOISE <br />HEAVY EQUIPMENT VIBRATION HAZARDS <br />TRAFFIC HAZARDS <br /> <br /> <br />5.0. PERSONAL PROTECTIVE EQUIPMENT <br /> <br />Based on evaluation of potential hazards, the following levels of personal protection <br />have been designated for the applicable work areas or task: <br /> <br />LOCATION: JOB FUNCTION: LEVELS OF PROTECTION: <br />EXCLUSION ZONE EXCAVATION AREA A B C D Other