Current projects

High-level lifting

7 September 2020
High-level lifting On a highly technical worksite with a short lead time requiring serious SADE Group resources and wide-ranging know-how. SMAV (Valenciennes Intermunicipal Wastewater Treatment Authority) selected SADE to extend its wastewater treatment network, including renovating 2 building complex connections. This project is the final phase of a major overhaul of the public wastewater treatment network. Its primary aim is to stop discharging wastewater into the La Balhaut stream. And also to reroute it to the River Escaut and reduce demand on the WWTP, which has until now handled 100% of the water from the system. 2 apartment buildings, 1 complex...

SADE Special Works connects Brittany!

27 August 2020
SADE Special Works connects Brittany! Intervention in the framework of a colossal project for GRT Gaz. Due for commissioning in 2021, the Landivisiau natural gas-fired combined cycle power station will strengthen the security of electricity supply in Brittany. At present, the region produces only 10% to 15% of the electricity it consumes and is therefore highly dependent on its neighbours. Discover the video of the Landivisiau site To enable its connection to the natural gas supply distribution network, GRT Gaz must lay 22km of 400mm-diameter gas pipeline across the Finistère region. The new network will cross some ten municipalities, starting...

Drinking water for Bouaké…

19 August 2020
SADE Group is starting to lay the water supply system for Ivory Coast’s 2nd biggest city, 350km from Abidjan. Covered in wooded savannah and surrounded by cacao and coffee tree plantations, the city of Bouaké, formerly Gbékékro, lies in the centre of the Ivory Coast. It is encircled by a network of 143 villages, spreading 20km out from the city. Bouaké is the department’s administrative centre and has 542,000 inhabitants in the city itself and more than 1.5 million if you count all the surroundings towns and villages. As part of the vast hydraulic restructuring programme launched by the country’s...

What exactly is the “Motorway of Heat”? Head for northern France to find out!

31 July 2020
What exactly is the “Motorway of Heat”? Head for northern France to find out! With the construction of a 7.7km section of this 20km-long heating network, SADE is playing a big part in this environmentally-responsible project. Since 2017, Covalys has operated the energy recovery centre in Halluin, a town located in the Greater Lille area. Under the terms of its outsourcing contract, Covalys began building work on a major energy recovery centre extension: a 20km heat distribution network, including a 7.7km section built by SADE. A key component of Greater Lille’s energy climate plan The Halluin energy recovery centre burns...

SADE earns itself a place on the podium at the future Paris games

31 July 2020
Work will begin in Paris this summer on the vast programme to make the Seine swimmable for the 2024 Olympic and Paralympic Games. This Paris City Council action plan covers, among other things, the construction of a storage-treatment-return basin in Austerlitz and several sewer mains down by the River Seine. The aim of this project is crystal clear: to drastically reduce overflows of wastewater from Paris’ wastewater treatment systems during rainy weather to ultimately improve the quality of the waters of the River Seine. Officially announced only very recently, the contract was awarded to a consortium of 5 firms by...

SADE is designing and building a dewatering system for Eiffage Immobilier

22 June 2020
SADE is designing and building a dewatering system for Eiffage Immobilier The aim of this dewatering system is to transport water from the water table lowering system set up on a gigantic urban redevelopment site in Asnières-sur-Seine, not far from the River Seine (of course), a further 390m to join a wastewater system operated by SEVESC. An overhead system This gravity system features 12m steel tubes (Ø 300 and 400) installed at an average height of 4.5m on hangers designed by SADE Ingénierie. The facility’s 37 hangers, each weighing around 10t, were built on public roads, mainly along Rue Henri...

SADE Ecuador encourages recycling

16 April 2020
SADE Ecuador encourages recycling Aim: making teams aware of the environment. Action: recycling competition. Result: 526kg of plastic collected by 142 staff. For 3 months, 12 teams set to work, under the orders of Sade Ecuador’s HR Unit, collecting plastic bottles on the streets of Guayaquil. These were then weighed and sorted, before being sold to a recycling firm. For this campaign, each team chose a name to go with this good cause. Our top 3 environmental defenders were: Well done to all the participants and congratulations to the Ecuadorean HR Unit on this fine scheme!