Structures for mine shafts - Headframe structures Ingestion-build-201039 and organic contaminants

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Structures for mine shafts - Headframe structures Ingestion-build-201039 and organic contaminants1 Scope This document specifies the design loads and the design procedures for the structural design of headframe structures of mine shafts and their components for permanent and sinking operations. The headframe includes all structures and their foundations, that are required at the head of all vertical and decline mine shafts for the purposes of supporting and installing winding and sinking ropes, conveyance guides, rope guides and rubbing ropes,