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<br />MRR-03-2005 11:33 <br />,63/02/2006 2g: 26 <br /> <br /> <br />BARR ENGINEERING <br />6124257187 <br /> <br />9528322601 P.02/06 <br />PAGE 62 <br /> <br />TWELL INC <br /> <br />TWELL Environmental. Inc, <br /> <br />ENVIRONMENTAL & CONSTRUCTION SERVICES <br /> <br />March 1, 2006 <br /> <br />Wickenhauser Excavating, Inc- <br />Attn: Joanne Wickcnhauser <br />350 Villa Drive <br />Cologne, MN 55322 <br /> <br />Re: Procedures for Asbestos Abatement - Darling International <br />Venniculite located at 19 14th Street NW, New Brighton, MN <br /> <br />After ex.tensive conversation and consultation with the Minnesota PoHution <br />Control Agency and the Minnesota Department of Health about the venniculite <br />in the walts of the old Darling International Building, we have decided upon the <br />prQCedures outlined below for cleanup of tile site. <br /> <br />Please note that. since all seven bulk samples taken were less than 1 %, these <br />procedures are recommended. not required by statute. <br /> <br />) . The sib! will be inspected and pre cleaned of all visible suspect debris. <br /> <br />2. The bottom few course& of blocks wilt be opened hoping to release, <br />segregate and cleanup as much of the vermiculite as possible prior to <br />building demolition. We should be able to do this without removing the roof <br />first. <br /> <br />3. Once this is complete, all block wall material will be placed in a I;:Overed <br />dumpster, covered with 2 layers of6 mil poly, and disposed of in an EPA <br />approved landfill. Tracking manifests will be provided for each load. <br /> <br />4. All work will be at the direction of a. certified asbestos supervisor. All <br />materials will be wetted and engineering controls wilt be used to assm-e no <br />visible emissions during building demolition. <br /> <br />Attached are the sample results from AES. <br /> <br />If you have any questions or ifl Can be of further assistance. please give me a <br />call. <br /> <br />~W~4i? <br />~u der <br /> <br />i-I.--_._ ~~~----_._"- "~ " . - - ~ <br />'78th Avenue North:-Brookly~ Par-k;MN55443':PhoneT763)S-66-=6900';r:ax (i63f566-690-3'WWw.twelleiiv~com - --- <br />