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Code of practice for design and operation of ships´ derrick rigs.
STANDARD published on 30.9.1976
Designation standards: BS MA 48:1976
Publication date standards: 30.9.1976
SKU: NS-115844
The number of pages: 42
Approximate weight : 126 g (0.28 lbs)
Country: British technical standard
Category: Technical standards BS
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. Status: Confirmed
28.2.2014
28.2.2014
30.11.1977
31.1.1975
29.8.1980
15.3.1997
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