Sol Environment - Solétanche Bachy Group
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Deep Pollution Source Excavation Services
National guidelines for polluted sites and soils management insists on removal of pollution sources as a priority of management plans. But these hotspots are sometimes found directly underneath existing infrastructures. Sol environment implements retaining solutions to ensure stability of nearby structures during complex excavations.
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Our Assets
- Our own geotechnical design office
- Operational reliability thanks to in-house control of retaining techniques
- The guarantee to comply with professional standards and sizing aspects at every stage of phasing.
- Integration of exposure to pollutants into the design of procedures.
Our Techniques
- Excavation and embankment based on stability calculations
- Temporary retaining: slide-rail shoring, soldier-pile walls, sheet piles, secant piles, reinforced soil mixing (Geomix, Trenchmix)
- Underpinning to allow for earthworks under buildings (micro-piles, jet grouting, injection).
- Soil extraction with large diameter auger
- Control over excavation dewatering to prevent blow-outs and scouring: sand point well, wells, draining trenches
- HSE: ventilation of excavations, air quality monitoring, operator protection