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prediction of brittle failure for tbm tunnels in

Prediction of Brittle Failure for TBM Tunnels in Anisotropic ...

ORIGINAL PAPER Prediction of Brittle Failure for TBM Tunnels in Anisotropic Rock: A Case Study from Northern Norway Øyvind Dammyr1 Received: 1 February 2015/Accepted: 24 December 2015/Published online: 14 January 2016

Prediction of Brittle Failure for TBM Tunnels in Anisotropic ...

Abstract Prediction of spalling and rock burst is especially important for hard rock TBM tunneling, because failure can have larger impact than in a drill and blast tunnel and ultimately threaten excavation feasibility.

prediction of brittle failure for tbm tunnels in

Tunnelling in overstressed rock. Tunnelling in overstressed rock ... Brittle failure in the walls of a bored vertical shaft in ... an open face hard rock TBM in the Olmos tunnel in

prediction of brittle failure for tbm tunnels

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tbm vs drill amp amp blast for tunnels - bsquarefoundation.com

prediction of brittle failure for tbm tunnels,Tunnel Boring ... ... prediction of brittle failure for tbm tunnels in; tbm vs drill amp amp blast ...

Methods Applied in the Prediction of Brittle Failure in ...

Full-Text Paper (PDF): Methods Applied in the Prediction of Brittle Failure in Tunnels and Underground Caverns

Øyvind Dammyr | PhD | Engineering geology | ResearchGate

Not yet on ResearchGate; ... Prediction of Brittle Failure for TBM Tunnels ... important for hard rock TBM tunneling, because failure can have larger impact ...

136 Hoek–Brown parameters for predicting the depth of brittle ...

of brittle failure around a tunnel can be estimated by using a strength envelope based solely on cohesion, which in terms of

Øyvind Dammyr - Engineering Geologist - Norconsult AS | LinkedIn

Prediction of Brittle Failure for TBM Tunnels in ... For future Norwegian TBM tunnels in highly stressed rocks it is believed that analyses of brittle ...

Numerical analysis of spalling potential in a TBM tunnel ...

TBM tunnels in highly stressed rocks it is believed that analyses of brittle ... brittle failure using the traditional ... (Eq. 1) for such predictions. These ...

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