Skip to content
WorkZen
Academy
Home
Tous les métiers
Ma progression
fr
English
EN
Français
FR
Español
ES
Menu
Home
Tous les métiers
Ma progression
Search certifications...
fr
English
EN
Français
FR
Español
ES
Académie
Crane Operation
Crane Operator Red Seal Certification
Wire Rope & Drum Operations
Vérification des connaissances
Wire Rope & Drum Operations
Vérification des connaissances
Vérification des connaissances
1 / 10
What is fleet angle on a crane drum, and why must it be controlled?
A
Fleet angle is the angle of the wire rope from the sheave to the drum face - excessive angle causes the rope to spool unevenly, ride up over previous wraps, and suffer accelerated wear at the drum flange
B
Fleet angle is the angle between adjacent drum wraps - excessive angle causes uneven spooling
C
Fleet angle is the difference in rope diameter between new and worn condition
D
Fleet angle is the angle of the boom from horizontal
Vérifier la réponse
Retour aux leçons
Module suivant : Rigging & Load Control
Module suivant :