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CalTrain San Francisco downtown extension DEIS/DEIR : tunnel engineering and cost estimate report PDF

348 Pages·1996·11.5 MB·English
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DOCUMENTS DEPARTMENT m 5/s DOCUMENT* OSPT. SAN FRANCISCO PUBLIC LIBRARY REFERENCE BOOK Not to be taken from the Library 1 j«5AR 1 1 1 1 CALTRAIN SAN FRANCISCO DOWNTOWN EXTENSION PROJECT MAY 1996 CONCEPTUAL DESIGN AND DRAFT EIS/EIR Tunnel Engineering Analysis and Cost Report PENINSULA CORRIDOR JOINT POWERS BOARD DOCUMENTS DEPT. OCT 9 1997 SAN FRANCISCO PUBLIC LIBRARY ^ ICF Kaiser Engineers/DeLeuw Cather Team in association with Dames & Moore,AGS, and MIG BAYBRIDGE SANFRANCISCOPUBLICLIBRARY 3 1223 04625 2392 CALTRAIN SAN FRANCISCO DOWNTOWN EXTENSION DEIS/DEER ~ PEERING AND COST ESTIMATE REPORT DOCUMENTS DEPK SAN FRANCISCO PUBLIC LIBRARY PREPARED FOR THE REFERENCE CORRIDOR JOINT POWERS BOARD I BOOK Not to betaken fromthe Library PREPARED BY DAMES & MOORE FOR ICF KAISER ENGINEERS, INC. June 14, 1996 65928T-169960-1 REF 388.472 C138t CalTrain San Francisco downtown extension 1996 . 3 1223 04625 2392 8.F. PUBLICLIBRARY Dames & Moore 221 MAIN STREET, SUITE 600, SAN FRANCISCO, CALIFORNIA 94105-1917 (415) 896-5858 FAX: (415) 882-9261 June 14, 1996 JobNo. 30751-005-003 ICF KaiserEngineers, Inc. 1800 Harrison Street Oakland, CA 94612-3430 Attention: Mr. David Minister Senior Project Manager Report CalTrain San Francisco Downtown Extension Tunnel Engineering and Cost Estimate WearepleasedtopresenttheresultsoftheTunnelEngineeringand Cost Estimate study. This study was undertakenattherequestofICF KaiserEngineers, Inc., and is in accordancewithourproposal dated January 4, 1996, and AmendmentNo. 3 ofourContractNo. 65928-SC-03 withICF Kaiser Engineers, Inc. Adraftofthisreportwas issuedonMay21, 1996forreview and comments byotherteammembers and by Professor Thomas D. O'Rourke, the Chairman of the Board of Special Consultants. A revised draft incorporating comments and suggested changes from the reviewers was resubmitted on June 7, 1996. The commentsprovidedbythevarious reviewers have beenconsidered carefully and the reportmodified as required to address thereviewcomments. The report focuses on the development of safe tunneling methods, ground improvement, and underpinning methods to protect existing structures from the effects oftunneling. It consists ofthe main text prepared by Dames & Moore and four appendices. Appendix A presents review comments from Professor ThomasD. O'Rourke. AppendixBisthereportprepared by Haley & Aldrich and addresses tunneling methods AppendixC isthereportpreparedbyNicholson Construction Company, the specialists forground improvement andsupportsystems. Appendix D is the reportpreparedbyWerner and Associates and addresses protection of existing structures byunderpinningmethods. Ifyouhaveanyquestionsregardingthecontentsofthisreport, we wouldbe pleased to discuss them with you. Verytrulyyours, Dames& Moore D. Koutsoftas Principal Digitized by the Internet Archive 2013 in http://archive.org/details/caltrainsanfranc96peni

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