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Amaña and Katillu Tunnels. Eibar N-634 (Phase 3) link road

Date 14/06/2010
Type of works Highway, Tunnels

Project description

Tunnels with a length of 225 and 165 m with an excavation section of some 150 m². Excavation with blasting and mechanical means (backhoe) on flysch type rock (rocks-loams-sandstone).

Multimedia material

Used machinery

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