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Well Destruction Work Plan Facility Site Code: 19093 February 20, 2012 Page 2 of 4 L.. PRE -FIELD ACTIVITIES Upon receipt of SJCEHD approval of this Work Plan, a Boring Permit application will be completed and submitted to SJCEHD. The SJCEHD Boring Permit will be available on site L" during the field activities. PSC will also coordinate schedules with the third parry utility, drilling, and surface restoration subcontractors to perform the various related tasks. Upon receipt of the t Boring Permit, PSC will coordinate the field schedule with subcontractors and Earthgrains for site &. access to perform the well destruction activities. PSC will prepare a Health and Safety Plan (HASP) for PSC personnel and their subcontractors performing in -field activities. The HASP will include a brief summary of the scope of work, all emergency contact information, and standard operating procedures for work to be performed. The HASP will also include job safety analysis (JSAs) and all field safety forms necessary for the scope of work. PSC will mark the well locations and indicate total distances for utility clearance in white paint on the street or sidewalk in front of the subject property for the USA state call-in notification. PSC will call USA to schedule the utility locate upon approval of this Work Plan and receipt of the approved permits. The SJCEHD will be notified at least 72 -hours prior to starting the field activities. IN -FIELD ACTIVITIES During in -field activities, safety meetings will be held prior to starting field activities each day. All PSC and subcontractor personnel will attend the meetings or be provided copies of the HASP and appropriate JSAs when they arrive on site. All personnel will be informed of the health and I— safety concerns regarding the work to be performed and the site conditions. The HASP and JSAs will be signed before commencing and after completion of work on the site each day. Subdynamic Utility Detection Services, Inc. (SubDynamic) will perform the third party utihty location clearance prior to starting the field activities. Subdynamic will meet with PSC and the • drilling personnel on the morning that the field activities will commence. All essential utilities will be identified within the specific drilling locations and drilling will not commence until a' clearance has been assured by SubDynamic. Since the borehole locations are existing wells, the additional clearance activities of hand angering or using an air knife are not required. If wells are located in close proximity to subsurface utilities, an air knife or hand auger may be required or �- alternatively may be pressure grouted in place. The concrete and/or asphalt surface may need to be pre -cored in preparation for the well destruction borings. Osborne Concrete Coring will perform the coring and/or saw cutting activities. Gregg Drilling of Martinez, California, a C57 -licensed contractor, will perform the well destruction activities using a hollow -stem auger drill rig. All drilling equipment and tools shall be decontaminated prior to beginning the field activities. All reusable equipment shall be thoroughly washed with a Liquinox (or equivalent) solution and/or a heated pressure washer. Wells in which laboratory data indYate no presenc/of conpminaV of concern will be destroyed �- first. Terse wells include; MW -2, MW -3, MW -5, MW -6, MW- , MW -9, MW -10, MW -11, SP - 3, SP -4, and St -5. Each well, which has laboratory data indican g the presence of contaminants e PSC INDUSTRIAL OUTSOURCING, LP .n t)A 210 West Sand Bank Road, Columbia, IL 62236 Q (618)281-1543 Faz(618)281-7020 has 0"P6 1 � 411% 'I' ttv