Nomenclature; illustrations of form of rigs with typical head fitting of blocks; estimates of rope tensions; typical load diagrams; union purchase rig; estimating loading on various components; safe working loads of slewing guys for swinging derricks; single sheave block safe working loads; care and maintenance.Cross References:BS 302BS 365BS 2763BS MA 47Docks Regulations 1934
BS MA 48:1976
Original price was: $309.88.$154.00Current price is: $154.00.
Code of practice for design and operation of ships’ derrick rigs
BSI Group , 09/30/1976
Pages: 36



