Machines for underground mines. Safety requirements for hydraulic powered roof supports - Support units and general requirementsBS EN 1804 1: 2001+A1: 2010 Machines for underground mines. Safety requirements for hydraulic powered roof supports. Support units and general requirements BS EN 1804 1specifies the safety requirements for support units when used as specified by the manufacturer or his authorised representative. Examples of support units are frame supports, chock supports, shield supports, paired frames and push pull support systems including the components of

Sign materials

detailed classification with explanations

does suggest that many of the test procedures are appropriate for acceptance tests

Contents for BS EN 15221-4 includes:

regardless of size

Hand Geometry Silhouette Data (ISO/IEC 19794-10:2007)

in community medical facilities and in dental institutions

domestic hot water or both

Visibility-enhancement systems like video-camera aids without distance ranging and warning are not covered by this International Standard

The immunity tests in this standard only concern the most critical disturbance phenomena

Manufacturer of aluminium and aluminium alloys hexagonal bars

maintenance and operation