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<br />No additional remediation or investigation was deemed necessary by the MPCA.
<br />
<br />3. Remediation Work Plan Implementation Report for Tract A, Twin Lakes Development, 2720
<br />Arthur Street (Twin Lakes Corporate Center), Volumes I-VI, B.A. Liesch Associates, Inc.
<br />February 1995
<br />
<br />Volume I:
<br />V olume II:
<br />Volume III:
<br />Volume N:
<br />Volume V:
<br />
<br />Volume VI:
<br />
<br />Previous work:
<br />
<br />Report and Appendix A and B (report graphics and testing results)
<br />Appendix C (Soil Laboratory Testing Data sheets)
<br />Appendix D (McCrossan Manifestation and Post-Burn results)
<br />(cont. from Vol. III)
<br />Appendix E - G (USPCI Manifestation, Off-Site Fill Material Manifestation, and WRA
<br />Manifestation)
<br />Appendix H-L (Debris Manifestation, MCWS Permit and Monthly Reports,
<br />Groundwater monitoring well installation data and sampling results, drum disposal waste
<br />profile form, and proposed gas venting system drawings)
<br />
<br />"Soil Risk Assessment, Tract A - Ryan Twin Lakes", prepared by B.A. Liesch, June 22,
<br />1994
<br />
<br />"Remediation Work Plan, Tract A - Twin Lakes Development", prepared by B.A.
<br />Liesch, July 12, 1994 and August 5, 1994
<br />
<br />"Amendment of September 30, 1994 to Remediation Work Plan, Tract A - Twin Lakes
<br />Development", by B.A. Liesch, September 30, 1994
<br />
<br />"Contingency Action Plan, Tract A - Twin Lakes Development", by B.A. Liesch,
<br />October 3, 1994
<br />
<br />"Preliminary Excavation Report, Tract A - Twin Lakes Development", by B.A. Liesch,
<br />October 17, 1994
<br />
<br />"Creosote Impacted Soils Remedial Action Work Plan for Tract A - Twin Lakes
<br />Development", by B.A. Liesch, October 27, 1994
<br />
<br />"Historical Groundwater Investigation Data from Tracts A and B and the Immediate
<br />Surrounding Area," by B.A. Liesch, October 27, 1994
<br />
<br />"Groundwater Investigation Work Plan, Tract A - Twin Lakes Development", by B.A.
<br />Liesch, October 31, 1994
<br />
<br />Summary of Issues: Remediation activities commenced on October 13, 1995 10
<br />accordance with the previous work documents and associated approvals.
<br />
<br />4. Tract B - Arthur Street Extension, B.A. Liesch Associates, March 15, 1995
<br />
<br />Volume I:
<br />Volume II:
<br />
<br />Volume III:
<br />
<br />#24397
<br />
<br />Report and Appendix A, B(report graphics and testing results)
<br />Appendix C, D (Soil lab testing data sheets, McCrossan Manifestation and Post Burn
<br />Results)
<br />Appendix D (Cont.)
<br />
<br />44
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