France Lyon - fr/72 Road
16.03.2010 |
The consortium Spie Sud Est/Yvroud Europeenne des Fluides, Feyzin secured the EUR7.6 million contract for equipment maintenance in the Grand Lyon tunnels, the most important of which are Fourviere (1,850 m), Croix-Rousse (1,750 m), Brotteaux-Servient and Vivier-Merle (336 m). For more, contact Communaute Urbaine de Lyon, fax +33 478 957097, or visit http://marches.grandlyon.com. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=058386-2010. 11/10...
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Switzerland Canton of Schwyz - ch/68 Motorways
16.03.2010 |
Gähler und Partner AG of Ennetbaden have secured the EUR2.28 million contract for PM designer for safety refurbishment in 1.14 km-long Mosi tunnel on A4, near Brunnen. Contact OFROU, Zofingen, tel +41 6274575-11, fax -90, e-mail beschaffung.zofingen@astra.admin.ch. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=062920-2010. 11/10...
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Switzerland Canton Glarus - ch/64 Highway
16.03.2010 |
IG BP2, c/o Bänziger Partner AG of Zurich, secured the EUR2.63 million contract from BAMO for 5.7 km-long N3 Kerenzer tunnel. Contact OFROU, Winterthour, tel +41 522344-711, fax -790, e-mail winterthur@astra.admin.ch. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=062921-2010. 11/10..
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Italy South Tyrol - it/163 Highway
16.03.2010 |
Construction contract for Kuechelberg tunnel awarded to PAC SpA consortium, value EUR34,695,272 excluding VAT. More from PAC in Capo di Ponte, tel +39 0364331037, fax +39 036442303, e-mail info@pacspa.it and client APB in Bozen, tel +39 04714125-14, fax –39, e-mail gare-11.5@provincia.bz.it Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=071475-2010. 11/10...
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Italy National - it/158 Railways |
Rete Ferroviaria Italiana SpA is inviting companies to prequalify for civil engineering work on railway tunnels in Italy. Further information and documents from Iacomino Raffaele at Gruppo Ferrovie dello Stato in Milan, tel +39 02637 148-19, fax –20, e-mail dns-qs@rfi.it to whom requests to participate should be sent. Visit
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Pakistan Karakorum - pk/22 Railway |
Pre-feasibility study being undertaken by ILF Consulting Engineers for construction of single track railway line along the Karakorum highway between the end of the existing railway network in the south at Havelian and the border between Pakistan and China near the famous Khunjrab Pass in the north.
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China Hong Kong - cn/82 West Island Line |
Prequalification underway by MTR for tender reference no 703 for West Island Line SHW to SYP tunnels value EUR30 million with a view to selective invitations to tender being issued in 4Q/2008 for contract award in 3Q/2009. Expressions of interest to Malcolm O’Neill, tel 3921 3383, e-mail moneill@mtr.com.hk Visit www.mtr.com.hk/eng/tenders/new_projects.html 45/08.
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Safety
| Engineers to Begin Surveying 300 Buildings as Precaution to Viaduct Tunnel Boring |
5.08.2009 |
Washington State Department of Transportation (WSDOT) has already begun pre-construction work for the underground viaduct this month, and will now be doing surveys on an approximate 300 buildings to avoid any adverse affects during construction. During this time, above-ground conditions will also be noted for assisting the contractor to design the tunnel boring machine.
Surveys made will be used to determine how much settlement or horizontal movement could occur during the construction of the tunnel, and then be used to recommend assessments to prevent damage. Apparently WSDOT will be drafting reports over the next several weeks, but final proposals are not scheduled to be issued until next March. Engineers will be meeting with building managers to get information about the building, then taking visual surveys, notes, and taking photos. Therefore, there will more than likely be no disturbances.
There’s still a couple years before the boring machine begins to drill. WSDOT doesn’t expect boring to start until 2012 starting near the stadiums, then exit north of the Battery Street Tunnel in 2013. Here’s an animated video of what the new viaduct will be like as if you were driving north, then there’s a flyover of Alaskan Way coming back South.
We imagine that the biggest concern is if the tunnel boring machine will cause any damage to buildings. The best response WSDOT has at this time is that they will be “taking precautions to mitigate [the] potential impacts.” There is some concerns about settlement. However, Seattle has already had successful ground excavations and there’s some familiarity with the soil. |
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