Blasting Works, Public and Specialized Works

Difficult access works


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Difficult access works

In many situations, access is the main constraint
on a worksite :
- interventions in high mountain areas,
– underpinning works,
– tunnel works,
– any work carried out in a confined space,
– cliffs, gorges.

Techniques useds :
- helicopter transport,
– reduced-size, demountable machinery,
– autonomous equipment,
– ventilation devices,
– lighting devices,
– on-site living and office facilities,
– rope works,
– spider excavators.

Excavation works with spider excavator

Helicopter transfer of ‘bigs bags’ of concrete to the worksite

Specialized foundations, deep foundations and ground improvement

Micropiles, injections, underpinning works, reinforcement works and strengthening of foundations

Specialized retaining structures, ground stabilization

Nails, anchors and micropiles, nailed walls, berlinese walls, T-shaped piles, drainage systems, jet-grouting, wells

Civil engineering, specialized concrete works

Projected concrete, shuttered concrete, restoration and construction of constructive works, waterways works

Difficult access works

Works in
confined spaces,

works
at height

Specific earthworks

Blasting works, rock-breaking work, underground works

Environmental works

Rehabilitation of industrial sites and mining sites, hydraulic works, risk prevention, cleaning-up of polluted sites