BS 4465:1989:1990 Edition
$215.11
Specification for design and construction of electric hoists for both passengers and materials
Published By | Publication Date | Number of Pages |
BSI | 1990 | 80 |
Hoists used as temporary installations during building construction work which are primarily intended for the carriage of personnel but which may also carry materials. The hoist cage suspension is either by steel wire ropes or by rack and pinion with a maximum speed of 2 m/s.