Midwest Region BECOS TO 2 PWS Attch 2 - Base Specific Req Wurtsmith Dft 24 SEP 19 v3.0.docx

FA4890-06-R-9999

Attachment 1

APRIL XX, 2009

- final –

BECOS TO 2

ATTACHMENT 2

24 September 2019

1.1 Scope

The former Wurtsmith Air Force Base (AFB), located in Champaign County, Charter Township of Oscoda, Michigan, was closed in 1993. The former Wurtsmith AFB is not listed on the National Priorities List (NPL) consequently there is no Federal Facility Agreement. The environmental restoration program is being conducted pursuant to the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) with the Michigan Department of Environmental Quality functioning as the lead regulator. Records of Decision (RODs)/Decision Documents (DDs) have been signed for 15 CERCLA sites included in this PBR with 2 sites requiring RODs/DDs to be completed under current PBR contract (SS072 and LF027).

There are twenty three sites included in this PBR TO that are being addressed following the CERCLA process. The sites are listed in the site list below with ongoing activities that include the performance of routine, preventive, predictive, scheduled, and unscheduled operations and maintenance tasks and/or land use controls (LUCs) monitoring.

In 2018/2019 under the current PBR contract, the Air Force installed or is installing supplemental remedies at sites FT002 and SS057. The Central Treatment System (GTS) became operational on 11 July 2018 and includes a granular-activated carbon (GAC) adsorption unit (a three-bed GAC system) for the primary removal of PFOS and PFOA.

Eight sites have ongoing groundwater pump and treat operations (FT002, SS006, SS008, SS021, OT024, LF030, LF031, SS047). Operations and maintenance (O&M) of all treatment systems will be required under this PBR contract.

In addition to the requirements presented in this PWS, this scope includes the following:

· No additional scope.

Contractors are not responsible for the following:

· PFAS sampling other than those identified above with active treatment systems in place.

1.3 Applicable Documents

Key Documents

Pending

pending

pending

1.4 Work Ramp-Up and Transition

Transition of Work

Complete Reporting Complete

1.5 Remedial System Components

· See Attachment 1 regarding remedial system components.

2.6.1 Meeting/Teleconference Support

· BCT meetings are generally held monthly. Typically every other month they are held in person at the PBR contractor site office and the others are held via PBR contractor-hosted teleconference calls. PBR contractor to attend all BCT meetings and prepare and present briefings for each meeting.

2.6.2 Public Meetings and Hearings

· RAB meetings are held quarterly. RAB meetings are typically held at the former base in the Public Library. PBR contractor to attend all BCT meetings and are expected to participate in two RAB meetings per year and prepare and present briefings for each meeting.

2.6.5 Site Access: Permits, Easements, and Work Site Access

· UST permit B5092

· USFS MOA for IRP sites OT024, FT002, OT016 is in place for LUC/ICs and requires AF renewal every 5 years, last renewed in 2018

· USFS well permit for all MWs on USFS lands

· MDNR well permit for one well on MDNR land SS005

· Multitude real estate easements and/or access agreements for IRP infrastructure and MWs on the former base and adjacent property are in place.

2.9 Contractor Documentation

· Sharepoint site currently in operation will be required to be taken over and maintained by PBR contractor.

3.4 Computer Aided Design Drawing (CADD) and Geographic Information Systems (GIS) Updates

· Web based GIS and database system located at url:https://geo.baywest.com/applications/WurtsmithAFB/ will be required to be taken over and maintained by PBR contractor.

6.14 Land Use Controls (LUC)

· Annual LUC inspections are required.

6.15 Five-Year Reviews

· The fourth Five-Year Review will be completed under the current PBR and is due in 2020. The fifth Five-Year Review due September 2025 is included in this PBR.