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Sea Works: Case History

Marina di Carrara - Completion of area named “Città di Massa” E-mail

 

The Port Authority of Marina di Carrara - Works related to the completion of the reclaimed area named “Città di Massa” in the port of Marina di Massa

The tender refers to carrying out all the works needed to complete the reclaimed area named “Città di Massa” at the Port of Marina di Carrara, for the local Port Authority.
In particular, the main works which shall be carried out, are the following:

A) Works compensated by measurement
· Consolidating with a mix of quarry material, supplied with an adequate environmental certificate, at the extremities of the reclaimed area made up of loose or non compacted soil;
· Works on the pre load at the extremities of the reclaimed area with a mix of quarry material, supplied with an adequate environmental certificate;
· Levelling the reclaimed area and creating the road sub foundations with quarry material aggregate, supplied with an adequate environmental certificate;
· Drilling in solid rock.

B) Works compensated by unit rate
· Removing topsoil of the reclaimed area, cleaning up, metric and altimetry mapping of the area;
· Mounting sheet piling along the plot made up of sheet piles in 20 m long S355GP steel piles, the linking joints shall be heavy-duty coated for the entirety of their length with an approved polyurethane waterproofing product;
· Constructing the subsurface and surface system of the reclaimed area consisting of the foundation course in a mix of granules levelled off with cement, with the base layer in 0/30 asphalt bitumen concrete hot-mix, with a waterproof membrane of self-sealing asphalt reinforced with fibreglass cloth and with a high breaking strength, with a linkage layer binder in 0/20 asphalt concrete hot-mix with a polymeric SBR-NR additive, with the surface in 0/12 asphalt concrete hot-mix with a polymeric additive SBR-NR;
· Constructing the rain water supply collection network linked to first rainfall water treatment tanks and also connections to the tanks for any possible ground-water level collection;
· Completing the existing collection and disposal network for treated rain water;
· Developing the fire prevention system equipped with extinguishers, fire pump connections, shut off valves and inspection pits;
· Developing the electrical system to provide floodlighting in the reclaimed area, consisting of 3 in number, 25 metre high lighting towers each with 6 movable light projector units, each tower installed with 6 x 1000 watt lamps and provided with all the related electrical circuits and junction boxes;
· Construction of a retaining wall and ramps in compacted and stabilised earth;
· Setting up piezometers.