Floating Cranes and Floating Derricks
NORMA vydána dne 2021
Označení normy: ASME B30.8:2020
Datum vydání normy: 2021
Počet stran: 45
Přibližná hmotnost: 135 g (0.30 liber)
Země: Americká technická norma
Kategorie: Technické normy ASME
B30.8 applies to cranes and derricks mounted on barges or pontoons. Floating cranes are convertible for excavation service and other uses that are categorically not considered to be lifting service. The requirements of this volume are applicable only to floating cranes and floating derricks used for vertical lifting and lowering of freely suspended unguided loads.