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					Former DuPont Barksdale Works
Project Update


                         July 14, 2004
              DuPont Corporate Remediation Group
                  Great Lakes Visitors Center
     Purpose of Presentation

        Provide an update on the alternative water
         supply project
        Provide update on additional project work
         conducted since the May 2004 public meeting
         and planned work for 2004




July 14, 2004    Former DuPont Barksdale Works Project Update   2
     Presenters

        Brad Nave
           –    Project Director, DuPont Corporate Remediation
                Group (CRG)
        Cary Pooler
           –    Project Manager, URS Corporation




July 14, 2004          Former DuPont Barksdale Works Project Update   3
Alternative Water Supply Project
     Pipeline Construction Update
     Alternative Water Supply


        Agreement between Barksdale, Washburn,
         and DuPont signed on January 28th
          –     DuPont will build the system
          –     Washburn will operate and maintain the line.
        Ordinance adopting agreement was passed
         by Washburn on March 8th
        All eligible homeowners have signed up for
         water



July 14, 2004          Former DuPont Barksdale Works Project Update   5
                                                                        W edal Rd                                                         V
                                                                                                                                          &     73500H
              W edal Rd




                                            Bjork Rd
                                                                                                                                         V 73300BC
                                                                                                                                         &




                                                                                                                                 y 13
                                                                                                                                          V 73280H
                                                                                                                                          &
                                                                                                                                         V&
                                                                                                                                                73250H
                                                                                       30600N




                                                                                                                             e Hw
                                                         73150BJ                                                                         &
                                                                                                                                         V&
             29600N         29890N                                                                                                 V
                                                                                                                                   &
                                                                                                                                          V
29450N          V
                &                                                                                                                     &
                                                                                                                                      V
     &
     V                           &
                                 V                                          30490N                                                 & & &
                                                                                                                                   V V V&
                                                                                                                                        V
                                               &
                                               V




                                                                                                                           S tat
                                                       30110N                 V
                                                                              &              30700N           30900N                  &&
                                                                                                                                      VV
                                                                                                       &
                                                                                                       V
                                                        V
                                                        &                          &
                                                                                   V
                                                                                                 V
                                                                                                 &             V
                                                                                                               &                 &
                                                                                                                                 V     & &
                                                                                                                                       V V&
                                                                                                                                          V
                                                                    &
                                                                    V   &
                                                                        V
                                                                V
                                                                &                                                                                   e Rd
                                                                                                                                     B i rc h G rov
                                                                                  Nolander Rd
             Nolander Rd                                                                                                                  &
                                                                                                                                          V     72920H
                                                   30240N
                                                                                            30810N                                          &
                                                                                                                                            V   72910H
                                                       30300N                                                                           &
                                                                                                                                        V   72860H
                                                        30380N                                                                   &
                                                                                                                                 V   72790H

                    LEGEN D                                                                                                  &
                                                                                                                             V72730H
                                                                                                                           &
                                                                                                                           V
                                                                                                                             72700H
         &
         V    Fire Call Number                                                                 72480H
              Parcel Boundary                                                                 72470H
              Parcels Included in Municipal                                                   72450H          &
                                                                                                              V   72520H
              Water Supply Agreement                                                                      &
                                                                                                          V
                                                                                        72370H          &&
                                                                                                        VV
              Roads                                                                                    &&
                                                                                                       VV
                                                                                        72330H
                                                                                                      V&       72420H
                                                                                                     &
                                                                                                     V
                                                                                                               72410H




                                                                                                 3
                                                                                             y1
                                                                                            Hw
                                                                                       ate
                                                                                       St



 July 14, 2004                       Former DuPont Barksdale Works Project Update
                                                                               V
                                                                               &                                                                6
                                                                                                     72040H
     Construction Permits
     Alternative Water Supply

        Permits and approvals required from
          –     WDNR
                  Approval to build pipeline

                  Stream crossings

                  Erosion control

          –     US Army Corps of Engineers
                  Environmental permit

          –     Bayfield County
                  Shoreline grading

          –     Department of Transportation
                  Right-of-way occupancy

          –     City of Washburn
                  Design approval




July 14, 2004           Former DuPont Barksdale Works Project Update   7
     Construction Permits
     Alternative Water Supply


        All permits currently received with the
         exception of Bayfield County Zoning (permit
         approved, needs signature)
        Washburn follow-up to City Council approval
         of Water Agreement
          –     Letter officially documents City of Washburn’s
                acceptance of the Barksdale Water Pipeline
                design.
                  Four votes for approval

                  2 abstained (new council members)

                  1 opposed (new council member)

July 14, 2004          Former DuPont Barksdale Works Project Update   8
     Easements
     Alternative Water Supply


        Easement agreements filed for three
         properties along Bigelow Street (within
         Washburn City limits)
          –     City of Washburn property
          –     Bayfield County property
          –     One private property




July 14, 2004          Former DuPont Barksdale Works Project Update   9
     Pipeline Construction Update
     Alternative Water Supply

        Pipeline design is at 99%
          –     Comments from permitting agencies, Washburn, and bidders
                have been incorporated
          –     Need feedback from a few individual homeowners for curb
                stop and lateral line routing
        Bid meeting held on May 18th
          –     Super Excavators
          –     Reuben Johnson and Sons
          –     Summit Environmental
          –     S. J. Lewis
          –     S. R. Weidema
        Bidding occurred in June – selected contractor is
         Rueben Johnson and Sons, Inc. (official contract
         immanent)
July 14, 2004           Former DuPont Barksdale Works Project Update   10
     Pipeline Construction Update
     Alternative Water Supply


        Construction start anticipated for July 26th
         pending finalization of contract with Reuben
         Johnson and Sons, Inc.
        Construction completion targeted for end of
         calendar year 2004, assuming:
          –     No regulatory delays
          –     Outstanding contractor performance (construction
                and safety)
          –     Favorable weather



July 14, 2004          Former DuPont Barksdale Works Project Update   11
Other Barksdale Site Work
     Residential Monitoring
        April 2004 sampling results (10 potable wells)
         will be transmitted to WDNR shortly
          –     Preliminary results indicate no detections of site-
                related compounds
        Annual change-out of carbon cylinders was
         completed in March/April 2004
          –     Two seasonal homes completed in June
        Next sampling event will be conducted in late
         summer (approximately 82 homes starting on
         August 23rd)

July 14, 2004          Former DuPont Barksdale Works Project Update   13
     Site Investigation
        Trenching and further sampling in production
         areas started May 24th and completed July 9,
         2004.
          –     33 trenches excavated
          –     300 pounds of TNT recovered for off-site disposal
          –     Used robotic equipment
          –     Focus was within the former manufacturing area
        10 new monitoring wells will be installed in
         the summer
        Additional groundwater sampling to be
         conducted in late summer/early fall

July 14, 2004          Former DuPont Barksdale Works Project Update   14
     Site Investigation
     (continued)




July 14, 2004      Former DuPont Barksdale Works Project Update   15
     Site Investigation
     (continued)




July 14, 2004      Former DuPont Barksdale Works Project Update   16
     Site Investigation
     (continued)




July 14, 2004      Former DuPont Barksdale Works Project Update   17
     Site Investigation
     (continued)




July 14, 2004      Former DuPont Barksdale Works Project Update   18
     Site Investigation
     (continued)




July 14, 2004      Former DuPont Barksdale Works Project Update   19
     Home Value Protection Program
        30700 Nolander - sold on April 21st
        72450 Highway 13 – sold on June 10th
        72410 Highway 13 – purchased on June 29th
           –    Home is in poor condition
           –    Structural and moisture issues exist
           –    Interior mold issues exist
           –    DuPont is strongly considering removal of the
                structure
        Program will remain in effect until six months
         after alternative water is available

July 14, 2004          Former DuPont Barksdale Works Project Update   20
                Questions or comments?




July 14, 2004     Former DuPont Barksdale Works Project Update   21

				
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