EN-815 › Historical Revision Information
Safety of Unshielded Tunnel Boring Machines and Rodless Shaft Boring Machines for Rock

EN-815 - 1996 EDITION - SUPERSEDED -- See the following: BS-EN-815 DIN-EN-815
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Safety of Unshielded Tunnel Boring Machines and Rodless Shaft Boring Machines for Rock


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93.060 (Tunnel construction)

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Document Number

EN-815

Revision Level

1996 EDITION

Status

Superseded

Publication Date

Jan. 1, 1996