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France, Schirmeck - fr/33

Road

Preannouncement of tender to construct 1.6 km-long road with 600 m-long tunnel for DDE du Bas-Rhin, Service des Grands Travaux, fax +33 388 758599. Visit http://ted.eur-op.eu.int December 2000.A JV between Razel and Demathieu & Bard has secured a €12.6 million contract to build a bidirectional single-tube tunnel on a bypass to road RN420 in Alsace. Drill/blast with rock bolts, shotcrete and HEB steel supports. End of excavation in July 2005. Visit www.bas-rhin.equipement.gouv.fr/DDE/tun_schi.htm, www.razel.fr and www.demathieu-bard.fr 38/03.Drill/blast of tunnel on Schirmeck bypass to road RN 420 in Alsace using a Tamrock 316G three-boom jumbo from unique south drive. Support with 20 cm-thick shotcrete with Trefil Arbed fibres and cement grouted rebars. Possibly Super Swellex bolts if needed. Seven blasts per five days (one on Mondays, two on Tuesdays, one on Wednesdays, two on Thursdays and one on Fridays) to comply with safety rules and quietness of the Schirmeck town. No blasting between 22 PM and 6 AM. Canopy of steel pipes on first 20 m with HEB steel arches on first 40 m. To date, progress has reached 90 m. Read E-News Weekly 7/2004 & 3/2002. Visit www.smc.sandvik.com and www.trefilarbed.com 11/04.



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