Realisations
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Soil retention in landfill
[Environment]
Earth retention on slopes (France)
30 000 m2
Soil retention on the waterproofing membrane has been a real challenge on this landfill site, as vegetation is required on the slopes of capping layer. The AFITER 3D solution was selected and installed on the slopes of the capping layer to retain the earth to a thickness of 30cm.
La Dominelais-Oisonnière Landfill
[Environment]
Drainage and leak detection (France)
30 000 m2
Distribution of electric current to the underside of the waterproofing geomembrane with DRAINTUBE CONDUCTIVE.
Reinforcement of retaining wall
[Public works]
Reinforcement of retaining wall (Albania)
150 000 m2
Creation of a retaining wall solution with NOTEX C geosynthetic reinforcement.
Pre-consolidation platform for the creation of a road
[Public works]
RD22 - La Chapelle d’Armentières (59)
15 000 m2
During the construction of the RD22 road, soil was identified as compressible. To consolidate the ground, a solution combining vertical drains at a depth of 22 m with the SOMTUBE FTF draining geocomposite was selected.
Waterproofing of motorway ponds
[Hydraulic structures]
A63 stormwater ponds - Saint-Geours-de-Maremne (40)
67 000 m2
To ensure the sustainability and waterproofing of the A63 stormwater ponds, a DRAINTUBE® FT solution was implemented. It drains rising groundwater while guaranteeing the waterproofing of the ponds.
Drainage under and within the body of the dike
[Hydraulic structures]
Development of controlled flooding field structures - Renty (62)
7 800 m2 (under dike)
As a result of frequent floods, flood storage areas were developed to receive flood waters. SOMTUBE® FTF and DRAINATEX® were used to guarantee the sustainability of the dikes as well as water drainage.
Seawall construction and reinforcement
[Public works]
LA COUARDE SUR MER seawall - Ile de Ré (17)
1 500 m2
The construction of a protective seawall poses numerous internal stability issues. The NOTEX® GX solution helps address these issues by guaranteeing the stability of the seawall.
Drainage and protection under waterproofing layer
[Public works]
A22 motorway central reservation - Roncq - Tourcoing (59)
43 000 m2
The waterproof area of the A22 motorway’s central reservation is affected by gas leaks. The DRAINTUBE® FT drainage system was installed to drain gases and guarantee the integrity of the geomembrane.
Drainage in road structure
[Public works]
RN6 - Zinguichor - Tanaff (Senegal)
188 000 m2
The rehabilitation of the RN6 national road, linking Zinguichor to Tanaff (116 km), is affected by rising groundwater from the Casamance river. The SOMTUBE® FTF geocomposite solution was implemented to effectively drain water from the soil.
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