Travaux d'égouttage, de collecteur et de voiries d'Orbais

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Lot 1: Sewer works, collector and roadworks for Orbais from Cochige Street to Orbais Street (plans 101 to 105) This lot 1 includes the execution of the following works: - all works, services, supplies and requirements necessary for the complete construction of a wastewater collector, storm overflow structures, sewer works, pumping stations and pressure pipelines: - preparatory works for clearing (tree felling/deracination) and site preparation; - dismantling/partial or total demolition of roadworks; - dewatering works; - laying gravity pipelines in open trenches; - laying pressure pipelines in open trenches; - crossings of watercourses with bank repair by placing riprap; - use of special shoring systems; - possible ground replacements; - possible laying of pipelines on piles and slabs; - installation of prefabricated inspection chambers; - construction of storm overflow structures in place, including associated fittings; - installation and commissioning of 3 complete prefabricated pumping stations; - installation and commissioning of a small pumping/wet well station; - full or partial reinstatement of roads, medians, banks and surroundings affected by the works; - laying a…

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