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OneTunnel® is a collaborative effort among multiple societies to place the world's most comprehensive collection of tunneling, underground construction and mining research in one place.

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150,600Documents
2.24MPages
1871Earliest record
FIG. 1 Underground haulage development. Photograph from the SME collection, reproduced with permission.
Announcements
AUG 26RETC 2025 proceedings are now indexed — 214 papers added to the tunneling collection.
AUG 11Full-text search now covers scanned volumes back to 1871.
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OneTunnel

A collaborative effort among multiple societies to place the world's most comprehensive collection of tunneling, underground construction and mining research in one place.

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