2009-03-06_REVISION - M1983141 ‎(4)‎

• Permit No: M1983141
• IBM Index Class Name: REVISION
• Doc Date: 3/6/2009
• Doc Name: Submittal- Attachment 1 Groundwater Modeling
• From: Mount Royale Ventures, LLC
• To: DRMS
• Type & Sequence: TR6
• Email Name: ACS
• Media Type: D
• Archive: No

SOP. Field Equipment
Cleaning and Decontamination

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3. Application of solvent to the equipment will be completed in a manner that minimizes potential for
exposure to workers.
4. Follow Mine health and safety procedures.
Vl. Procedure
1. Follow Mine health and safety procedures.
2. Don personal protective equipment (PPE).
3. Cleaning of reusable sampling equipment (e.g., scoops, mixing bowls, spatulas) will follow the
decontamination procedures presented below:
• wash with non-phosphate detergent and distilled water,
• rinse with distilled water,
• rinse with solvent (nitric acid);
• rinse with distilled water, and
• allow to air dry and wrap in aluminum foil.
4. Cleaning/decontamination will be conducted in labeled plastic containers that will be transported to each
sampling location. These containers will have leak-proof covers and will also be used to collect all
decontamination rinsate. Plastic sheeting will be placed on the surface beneath the containers.
S. Remove PPE.
Cleaning Procedures for Large Equipment (if applicable)
1. Follow Mine health and safety procedures.
2. Wash all large equipment with a high-pressure water wash, using a brush as deemed necessary to remove
any particles.
VII. Waste Management
Equipment decontamination rinsate and disposable materials (PPE, etc.) will be managed as specified in the
Mine Health and Safety procedures.
VIII. Data Recording and Management
1. Equipment cleaning and decontamination will be noted in the field logbook.
2. An inventory of the solvents brought on site and used and removed from the site will be maintained in the
files.
3. Containers with decontamination fluids will be labeled.
11 te= 2
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