Travaux de réhabilitation des caniveaux à fentes des autoroutes A8, A50, et A57 du réseau ESCOTA.

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Works contract for rehabilitation of slotted collectors (collecteurs à fentes) on motorways A8, A50 and A57 using the trenchless pipe-lining technique by polymerisation with hot water steam or UV. The works to be carried out under the contract involve the rehabilitation of longitudinal collectors on motorways A8, A50 and A57. The works concern 13 sections, including 3 sections made up of 2 parts and 2 other sections made up of 3 parts, which represents a total of 20 section parts. The lengths of the sections to be rehabilitated range from 3 to 115 m and the diameters from DN 300 mm to 500 mm. The structure types encountered are solid collectors and slotted collectors. These structures are made of reinforced concrete or plastic material (PVC) for some parts. Works contract for rehabilitation of slotted collectors (collecteurs à fentes) on motorways A8, A50 and A57 using the trenchless pipe-lining technique by polymerisation with hot water steam or UV. The works to be carried out under the contract involve the rehabilitation of longitudinal collectors on motorways A8, A50 and A57. The works concern 13 sections, including 3 sections made up of 2 parts and 2 other sections made up of…

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