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Blasting Works, Public and Specialized Works

Environmental works

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Treatment of mountain mining sites

Here, sealing of 2 mine wells 370 ml and 280 ml deep, backfill with excavation materials, self-locking concrete stopper and reinforced concrete slab.
sealing of mine wells - refill- self locking concrete plug - reinforced concrete slab

  Shuting down of a mountain gallery equipped with a chiropteran slot pannel (of the Negrel type).
 Shuting down of a mountain gallery with a chiropteran slot pannel

 

2 tunnels, entirely shut down except for the crawling fauna.
shutting down of tunnel - protecting crawling fauna

 

High-mountain gallery equipped with nesting boxes for crows.
High-mountain gallery with nesting boxes for crows

 

 

 

 

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