Tunnelling machines. Road headers and continuous miners. Safety requirements Ingestion-build-258901 ISO 2808:1991

ISO 2808:1991

BS 873 was first published in 1939 in response to a request from the Association of Road Traffic Sign Makers

the structural integrity of an ACS

— for installation on board ships

This uncertainty includes contributions for behaviours observed in interlaboratory studies but does not cover all of the defects that could occur

Tunnelling machines. Road headers and continuous miners. Safety requirements Ingestion-build-258901 ISO 2808:19911 Scope This European Standard deals with all significant hazards, hazardous situations and events relevant to road headers and continuous miners as defined in Clause 3 (hereinafter called machines) when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer (see Clause 4). NOTE 1 Within the intended use, overturning of the road header or continuous miner is not a significant hazard. Excavators