TERMIUM Plus®

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GALERIE AVANCEMENT CENTRALE [1 record]

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Record 1 2010-04-15

English

Subject field(s)
  • Extraction Procedures - Various (Mining)
  • Excavation (Construction)
CONT

... a center drift may be driven ... Powder economy may be a consideration, as blasting from radial holes parallel to the plane of the face is more effective than from holes normal to the face.

French

Domaine(s)
  • Procédés d'extraction divers (Exploit. minière)
  • Fouilles (Construction)
CONT

Une galerie centrale [...] est percée d'un bout à l'autre du tunnel. Pour l'élargissement, on dispose les marteaux sur une colonne horizontale dans l'axe du tunnel. Les trous sont orientés radialement [...] Ce système est économique en explosif [...]

Spanish

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© Public Services and Procurement Canada, 2025
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
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