Demolition and site work for a water / sewer project in Trois-Rivieres, Quebec. Completed plans call for site work for a water / sewer project; and for the demolition of a water / sewer project.

Reference number : 1737274 Electronically transmitted submission accepted: No Deadline for receiving complaints: 2024-03-19 Reconstruction of platform 17 and construction of new platform 16 - Construction work General description of the work for the Pier 17 reconstruction and new Pier 16 construction project: The Pier 17 reconstruction and new Pier 16 construction project is located in the central part of the port of Trois-Rivieres between Piers 19 and 13. It consists of reconstructing the seafront of Pier 17 (length +-242 m) which dates from the 1930s, to fill an interior basin formed by the current quays 14, 15 and 16 (surface area of +-17,000 m 2 ), to build a new quay 16 (length +-121 m) which will form a continuous line between the quay 19 and wharf 13 located further east, as well as to build the infrastructure required for the replacement and modernization of the alumina and grain handling equipment of the Alcoa and G3 companies operating in this sector of the port. The Project to be carried out includes the main works described below. Please note that this description is intended solely to provide a general overview of the scope of the work constituting the Project and covered by this Call for Tenders. The Call for Tender Documents and the plans and specifications specify in detail the various works to be carried out as well as the APTR's requirements for carrying out the Project. Without being limited to it, the work to be carried out as part of the Project is generally described as follows: Construction of a new quay front in steel sheet piles over a total length of +-365 m, including +-245 m in front of the existing quay 17 and +-120 m for closing the basin. This work includes in particular the concrete coping wall, the anchor ties, the retaining structures made up of steel sheet pile anchor walls (length +-95 m), retaining beams on piles (length +-127 m ) and prefabricated concrete anchor walls (length +-131 m), quay equipment (mooring bollards, fenders, ladders, mooring guards), the closure structure at the junction of the new quay 16 with the existing quay 13 and, if required depending on the phasing of the work, the temporary closure between phases 1 and 2 of the Project, the removal of underwater piles in front of the existing quay 17 and the removal of existing quay equipment affected by works (mooring guards, mooring bollards, fenders, ladders, etc.); All demolition work required for the construction of new structures (concrete and wooden structures, existing networks such as drainage, aqueduct, electrical, hydrocarbon, etc.); All excavation and backfilling work required including water control, management and disposal of contaminated materials, monitoring and control of settlement; All environmental monitoring and environmental protection measures; Backfilling work on the interior basin (formed by quays 16, 15 and 14) over an area of +-17,000 m2 ; Construction of the foundations for Alcoa and G3 handling equipment made up of concrete structures resting on a system of deep pile foundations. These works include in particular the linear foundations of Alcoa's PDPs (length +- 169 m), the foundations of three (3) fixed loading towers of G3, the foundations of the Alcoa and G3 handling galleries, and the foundations of the installations additional information required; Construction of new storm drainage and water supply networks for new developed areas; Extension of a storm outfall from the City of Trois-Rivieres through the filling of basin 16 (length +- 165 m); Construction of electrical infrastructure in the areas affected by the work, including lighting for Basin 16, underground distribution networks; Earthworks and paving of areas affected by the work (surface area +- 32,315 m 2 ); Modification and relocation work on underground industrial pipes for handling liquid bulk for the company Somavrac at quay 14.