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STANDARD OPERATING PROCEDURES FOR <br /> SOIL BORING AND WELL CONSTRUCTION PROCEDURES <br /> Revised 06/30/02 <br /> 1. Pre-Drilling Protocol <br /> Prior to the start of drilling, necessary permits, site access agreements, and/or encroachment permits are • <br /> obtained "As-built" drawings are obtained if possible At least 48 hours prior to drilling, Underground <br /> Service Alert or an equivalent utility notification service is notified A geophysical survey may be <br /> conducted to locate subsurface utilities by either Consultant or other outside third party geophysical <br /> contractors <br /> Site plans and/or"as-built"drawings are compared to actual conditions observed at the site The property <br /> owner/retailer is interviewed to gain information about locations of former UST systems including <br /> dispensers,product lines, and vent lines A visual inspection is made of the locations of the existing UST <br /> system, and scars and patches in pavement are noted The emergency shut-off switch is located for safety <br /> purposes The critical zone, which is defined as 10 feet from any part of the UST system, is identified, and <br /> any proposed drilling locations within the critical zone <br /> may be subject to special hole clearance techniques Drilling locations within the acritical zone are avoided <br /> if possible <br /> Notifications are made at least 2 weeks in advance of drilling to the property owner, client <br /> representative, on-site facility manager, regulatory agency, and/or other appropriate parties <br /> A site-specific,worker health and safety plan for the site is available on site at all times during drilling <br /> activities Prior to commencing drilling, a health and safety meeting is held among all on-site personnel <br /> involved in the drilling operation, including subcontractors and visitors, and is documented with a health <br /> and safety meeting sign-in form A traffic control plan is developed prior to the start of any drilling <br /> activities for both on-site and off-site drilling operations The emergency shut-off switch for the service <br /> station is located prior to the start of the drilling activities A fire extinguisher and "No Smoking" signs <br /> (and Proposition 65 signs in California)are present at the site prior to the start of the drilling activities) <br /> The first drilling location is the one located furthest from any suspected underground improvements in <br /> M=\DISnveronmenWTannarTexaoo\ReporiSI.11P 203 wpd <br />