(DRAFT) PWS-GREASE SAND TRAPS OIL WATER SEPARATOR SERVICES dated 9 July 2026.pdf

PERFORMANCE WORK STATEMENT

FOR

CLEANING AND PUMPING OF

GREASE TRAPS, SAND TRAPS,

AND OIL WATER SEPARATORS

9 July 2026

1. BASIC SERVICES. The contractor shall provide all management, tools, supplies, equipment, transportation and labor necessary to pump and clean grease traps, sand traps, and oil water separators located at Ellsworth Air Force Base. Work shall include the removal and disposal of all solid waste, liquids, oil/grease, and miscellaneous debris, and to test for hazardous characteristics. See the attached Appendix for the location and required frequency of service. The government reserves the right to modify/change this schedule if service is not necessary for any of the facilities/locations listed. All work shall comply with federal, state and local regulations and be accomplished using commonly accepted commercial standards and practices.

1.2. GREASE TRAPS. After maintenance and pumping service is complete, the trap or pit shall be free of all grease, residues, and waste build up on the walls and all associated equipment within. The residual or recharge water must be higher than the lower inlets after servicing. All inlet/outlet pipes shall be free of obstructions to ensure unrestricted flow. All collected waste products shall be properly de‐watered within an approved de‐watering container (Ultra‐Dewatering Bag, provided by the Government).

1.3. SAND/GRIT TRAPS/OIL WATER SEPARATORS. After maintenance and pumping service are completed, the separator/traps shall be free of all grease, residues, and waste build. The recharge water must be higher than the lower inlets after servicing. At least twelve inches into all inlet/outlet pipes from the chamber shall be free of obstructions to ensure unrestricted flow. All collected waste products shall be properly de‐watered within an approved de‐watering container (Ultra‐Dewatering Bag, provided by the Government) in building 3017, Base dewatering facility. Bldg 3015’s oil and water separator will be serviced IAW appendix B.

1.4. TESTING. The COR will coordinate with the contractor to conduct sampling after dewatering. Tests that are required are Toxicity Characteristic Leaching Procedure (TCLP) Metals, TCLP Benzene, Total

Petroleum (TPH) Hydrocarbons Paint Filter Test and any other tests required by the Rapid City Regional

Landfill for disposal. COR will determine which test or tests shall be conducted. Ellsworth AFB shall have exclusive rights to test results with the commercial laboratory that is utilized by the contractor. Test results are to be delivered to 28 CES / CEIEC doug.baldwin.4@us.af.mil

1.5. MATERIAL DISPOSAL. The dewatered contents will be disposed of at an approved off‐base site (Rapid City Regional Landfill) if the testing results are non‐hazardous. A weight ticket from the landfill will be submitted to the COR with the monthly invoice. If the testing reveals the contents are

DRAFT

hazardous, the material will be deposited into containers (provided by the Government) to be turned into Base Hazmart. AT NO TIME CAN THE CONTENTS BE LAND APPLIED.

1.5. EMERGENCY SERVICE CALLS. Emergency Services shall be priced separately as indicated in the approved price list. In the event a call for emergency service is placed the contractor shall respond to the work site within six (6) hours after acceptance of the call.

1.6. SAFETY AND HEALTH STANDARDS. The contractor shall initiate and maintain programs to comply with the provisions of the Occupational Safety and Health Standards Act concerning entry requirements into confined spaces and handling potential hazardous substances.

1.7. SPILLS AND CLEANLINESS. If the contractor causes or discovers an oil, fuel, sewage, hazardous or non‐hazardous spill, it must be reported immediately to 911 or the Base Fire Department at extension

385‐1113, whether caused by the contractor or not. If the spill results from the contractor’s operations, the contractor will return to the scene immediately to contain and clean up the spill. If the spill is raw sewage the contractor will decontaminate the spill with powdered lime. The contractor will make every effort to prevent contamination of surface water. The contractor shall maintain the work area in a neat and orderly condition. The contractor shall clean up any spillage or other debris generated by maintenance operations. Trucks that appear to be leaking or in need of repair will be removed from the installation. The contractor is responsible for oils, fuels, and other liquids leaking from their vehicles.

Damage to pavements and driving surfaces caused by the contractor in the performance of services shall be repaired at the contractor’s expense.

2. GOVERNMENT FURNISHED PROPERTY AND SERVICES.

2.1. UTILITES. The government will provide electricity and water for performance of services by the contractor for the duration of this contract.

2.2. BASE MAPS. Base maps shall be provided to the contractor to determine locations as required.

2.3. SECURITY POLICE AND FIRE PROTECTION. The government will provide security police and fire protection to the extent necessary to ensure a secure and safe installation. The contractor shall adhere to the security and fire directives, instructions, and policies of Ellsworth Air Force.

3. GENERAL INFORMATION.

3.1. PAYMENT METHOD. The contractor shall be required to accept payment by Government Purchase Card or Wide Area Work Flow. The contracting officer will provide the contractor a list of government personnel authorized to place calls and pay contractor’s invoice. Authorized callers will coordinate with the contractor and other base agencies when calls are initiated. The contractor shall invoice the government the first week of the month following the month that service is performed.

3.2. HOURS OF OPERATION. Non‐emergency services shall be performed during the hours of 0700‐1700, Monday through Friday unless directed by the Contracting Officer.

3.3. SECURITY REQUIREMENTS. Contractor employees will be required to obtain a contractor ID from the Pass and Registration Office for clearance onto Air Force property. A list of contractor employees shall be provided to the Contracting Officer no later than 15 days after Notice to Proceed.

3.4. RECORDS. The contractor shall deliver to the Contracting Officer Representative (COR) service tickets for all work performed at the completion of each month’ service. All service tickets will indicate type of material removed, location, and site of disposal. In addition, the contractor shall furnish the

Contracting Officer or COR with a list of observed defects on grease and sand traps that require repair or maintenance. This report shall be turned in within five (5) working days of the date service is provided. Finally, the contractor should maintain records for at least 1 year of all aspects according to regulations.

TYPE LOCATION

Barn-em's Bandit Inn GOV Car Wash

Commercial Gate Inspection Area Main Gate Inspection Area Security Forces Facility Bandit Lanes POV Car Wash Auto Hobby Dakota Club

FREQUENCY OF

CLEANING

Monthly Every 4 Weeks Every 12 Months

Semi-Annually

Annualy

Annually Every 4 Weeks Annually Annually Annually

Transportation Squadron Annually As Needed Annually

Annually Annually

Transportation Squadron Dock 82

Heavy Equipment Shop Fire Department

AGE

Dock 22 Annually

Every 8 Weeks Child Development Center Golf Course

Golf Course Industrial Separator

Grease Trap Grease Trap Sand Trap (3 Sand Traps & 1 Trench) Sand Trap

Sand Trap

Sand Trap Grease Trap Sand Traps 2 Oil Water Separator Grease Trap 3 Sand Traps 1 Oil Water Separator Sand Trap

Sand Trap 1 Oil Water Separator Sand Trap 1 Oil Water Separator Grease Trap Grease Trap

1 Oil Water Separator 1OilWater Separator

As Needed Annually

4. APPENDIX A.

Location and Estimated Workload Data

BUILDING #

Emergency Service Calls

5. APPENDIX B.

Industrial Oil/Water Separator Cleaning at B3015

1. Continuity of Work: The contractor shall not begin work until he/she is certain the work will continue uninterrupted through completion except for weekends, holidays, or prohibitively adverse weather. There shall be no extended periods of delay in on-site work after work has begun.

2. Prior to beginning work, the contractor shall coordinate with Water & Fuel Systems

Maintenance(WFSM) personnel to schedule shut down of one side of the oil/water separator basin and associated equipment to facilitate proper cleaning.

Annually

Annually

3. The contractor shall run all sludge, oil, and debris through a dewatering bag in the adjacent building and allow the bag to drain until enough water has been drained off to obtain are presentative sample of the solid waste material. The sampling shall be performed within no more than 30 days from the bag being filled. If multiple dewatering bags are used, the sampling can consist of one composite sample with a representative amount of waste coming from each of the bags. Water runoff from the dewatering bag(s) is permitted to flow into building 3015.Dewatering bags will be provided by the government.

4. Samples must be taken of each load prior to disposal. The contractor shall properly sample the waste material from the dewatering bags in accordance with EPA SW-846, as defined by the Resource

Conservation and Recovery Act (RCRA). The sampling shall consist of TCLP Metals and TCLP VOCs. The contractor shall provide a copy of the sampling results to the Ellsworth AFB Hazardous Waste Program

Manager (HWPM) within 10 working days of the waste being sampled. The Ellsworth AFB HWPM will determine the proper disposal method and disposal facility for the waste material.

5. If the Ellsworth AFB HWPM determines that the waste from the dewatering bag(s) is hazardous,the contractor shall properly containerize all of the waste including the dewatering bag(s) into proper containers for disposal. The contractor will provide the disposal containers which will consist of 55-gallon open top drums suitable to meet Department of Transportation (DOT) shipping requirements for the waste. The drums will be required to have open top lids with bung openings. All containers used for collection of hazardous waste must be approved by the Ellsworth AFB HWPM prior to use. The contractor will deliver all containerized waste requiring disposal to the HAZMART with a copy of all sample results for the waste. If the waste is determined to be non-hazardous by the Ellsworth AFB HWPM, the contractor will be responsible to perform a paint filter test prior to disposing of the dewatering bags and their contents at the Rapid City Landfill. The bags may require additional time to drain in order to properly remove enough water from the bags to be accepted for disposal by the Rapid City Landfill.

6. Once the oil/water separator basin is emptied of all petroleum products, water, and sludge, the contractor shall power wash the basin using a hot water pressure washer and detergent to clean the walls, floor, influent channel, effluent channel, and grit chamber of the basin. Waste water and other debris produced during this process, must be collected by the contractor, ran through a dewatering bag.

7. Once work is completed the contractor shall coordinate with WFSM personnel to perform a final acceptance. The contractor shall leave the cleaned oil/water separator basin and associated equipment shut down unless directed otherwise by WFSM personnel.

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