Safe use of construction hoists

Míreanna comhchosúla

• Design and construction of electric hoists for both passengers and materials
  de réir: 8096 British Standards Institution
• Power-driven mast hoists for materials
  de réir: 8096 British Standards Institution
  Foilsithe / Cruthaithe: (1959)
• Chain level hoists
  de réir: 8096 British Standards Institution
• Electric drives for hoists /
  de réir: 430094 Green, H. V.
• The hoist /
  de réir: Leecraft, Jodie, et al.
  Foilsithe / Cruthaithe: (1982)