Anse du Portier (Portier's Cove): Sea Outfall - R300 Larvotto

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Anse du Portier (Portier’s Cove): Sea Outfall – R300 Larvotto – Monaco – 2017

Nature of the structure : Deployment of the sea outfall of the Larvotto rainwater network
Contracting authority : Public Works Department
Designer : BOUYGUES TP MONACO
Time frame : 10 months

Removing / installing stone blocks of 8 / 10T: 3,500T by sea
Upstream connection to the chamber: 30 ml nozzle core sheet metal diam. 2,200
Storm water overflow- 20m x 10m x 6m: Work cast in place
Ballast footing from -3m to -3.0m deep: 2,600 m² in ballast of 20 / 40mm, adjusted to + - 10cm by divers
Sea outfall: 295 ml nozzle core sheet metal diam. 2,500
Overflow at sea: 30 ml nozzle core sheet metal diam. 2,500
Laying of 129 ballast mats of 10T / U: 13ml x 2m x 0.15m
Removal of an existing steel outfall of diam. 2,000: 300 ml
Establishment of cathodic protection

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