In brief

In brief

News from :

September 2017

Vienne

On behalf of DALKIA, SADE will be carrying out the extension of the Poitiers heating network in Buxerolles, in the northern district of Couronneries. Work will consist in civil and thermal engineering with steel welding of heating pipes.

September 2017

Pas-de-Calais

In the context of the crossing of the A16 motorway connect the customer ELECLINK to a 400Kv substation in Peuplingues, RTE [Electricity Transmission Network] has entrusted SADE with 2 micro-tunnelling operations of 1,100mm-diameter over a length of 50m, and the creation of entrance and exit shafts, the digging and laying of a 1,100mm-diameter GRP (in place of 800mm-diameter as was initially planned, in order to reduce a geotechnical risk), the installation of three 250mm-diameter HDPE tubes and two 50mm-diameter LST tubes, infilling of the gap between the GRP nozzles and the RTE priming pipes with a special grout and mandrelling, waterproofing and mechanical impedance checks and tests. For this project, the price study and technical solutions are coordinated by the Major French Projects Director, and SADE will work in synergy with Claisse Environnement (a SADE subsidiary).

September 2017

Ain

In the framework of the replacement of individual pumping systems in Chazey-sur-Ain, ASIA [Ain Joint Irrigation Authority] has entrusted SOMEC (a SADE subsidiary) with the creation of a communal irrigation network of 8,180m (2,500m of 400mm-diameter cast-iron, 1,570m of 300mm-diameter cast-iron, 1,580m of 250mm-diameter cast-iron, 1,530m of 200mm-diameter cast-iron, 800m of 150mm-diameter cast-iron and 200m of 100mm-diameter cast-iron) as well as the laying of 13 irrigation terminals.

September 2017

Hauts-de-Seine

On behalf of the Hauts-de-Seine Local Council and in the framework of ongoing extension, renovation and relocation works to the sanitation network, linked to the creation of tram line T10 connecting Antony to Clamart, SADE will lay stormwater and wastewater pipelines and inspection pits (traditional techniques, microtunnelling and rehabilitation) and will repair individual branch connections.

September 2017

Cantal

The Bassin d’Aurillac Local Authority had entrusted SADE with the rehabilitation works of the sewer mains located on Avenue des Volontaires, Avenue des Pupilles de la Nation, Rue Paul Doumer and Rue du Viaduc in Aurillac. For this project, trenchless work will consist in the laying of circular liners and culverts, the spraying of a reinforced concrete vault and cross-walls, injection bonding of existing gaps, the fitting of close-fit lining and branch connections, and the installation of a pumping station.

September 2017

Seine-Maritime

For the Rouen Normandy Metropolitan Authority and in the framework of the creation of a new thoroughfare on Rue de Madagascar and Quai de France, SAT (a SADE subsidiary) will create the water supply network of 280m in 150mm-diameter cast-iron. In view of an oil-polluted subsurface, the laid pipeline will be in TT cast-iron with an external PE coating. Anti-penetration seals will be installed on the fitting joints.

September 2017

Landes

On behalf of SYDEC, Sade will build a 600 PE reed filter bed wastewater treatment plant in Saint Yaguen. The technique used will be a single-level reed filter bed, fed by a backflow station. Flow control and management will also protect the plant from hydraulic overloading.

September 2017

Var

In the framework of the rehabilitation of the Sainte Croix and Vidaux drinking water reservoirs, the municipality of Pierrefeu has called on SADE to carry out top surface repairs and waterproofing by geomembrane, in addition to internal waterproofing by HDPE panels (hydroclick procedure) for the recasting of valve chambers and the creation of a chlorination system. For this project, SADE will sub-contract the chlorination works to Veolia.

September 2017

Reunion Island

The municipality of La Possession has entrusted SADE with exploratory drilling work in the Grande Ravine des Lataniers waterway. SADE teams will be carrying out 400mm-diameter counter flushing ITH drilling over 80m, as well as pumping tests.

September 2017

Reunion Island

The City of Saint Denis has entrusted SADE with the interconnection of its water supply network: 10 horizontal 600mm-diameter ITH drillings over 25m.

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