The joint venture between Techniques topo - TT geometres experts from Paris and Progexial from Longjumeau secured the contract. The contract is for external topographic controls in the construction of Section 1 of the new metro line 17 North of the Grand Paris Express. Section 1 consists of a 6 km tunnel, two new underground metro stations (Le Bourget Aeroport and Triangle de Gonesse), six annex structures (mainly ventilation shafts and security access shafts), the TBM interim starting shaft in Bonneuil-en-France and a 750-m preliminary cut in Gonesse. The tunnel will be dug out using a 8.7 m diameter TBM. Contact Societe du Grand Paris, attn Rachel Lefevre-Saenz, Saint-Denis, tel +33 182462000, fax +33 182462031, email marches-sgp@societedugrandparis.fr.
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http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=243345-2019.
Ref.n. 2018PN035. 22/19.
