Offshore Crane Safety


Basic Rigging for Offshore Cranes

Item Code 11101

Introduction to types of rigging used offshore, and detailed instruction on how each type of load is to be properly fastened for a dynamic lift. (Also available in Portuguese)

...Now it's time to look at the basic principles of how lifting capacity of a sling depends upon its size, configuration, and the angles formed above the load...

...Every lift you encounter uses one of there basic hitches: the straight, choker and basket hitch. The first one we will discuss is the straight or vertical hitch which simply uses a sling to connect the lifting hook to a load the total weight of the load is carried by the sling at an angle of 90 degrees...

...When lifting with a straight sling, thimbles should be used in the eyes for protection and it should only be used on equipment with lifting pad eyes, bolts or shackles. A tag line is essential for controlling the path of the load and preventing it from rotating. A single vertical hitch should not be used for lifting loose, lengthy, or difficult-to-balance materials since it provides only a single source of support...

...When 2, 3, or 4 vertical hitches are used to lift a load equipped...DVD-Video

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John Sabella & Associates, Inc.
John Sabella & Associates, Inc. &bull 190 W. Uncas Road, Port Townsend, WA 98368 &bull USA
Phone: 360-379-1668 &bull Fax: 360-379-5148 &bull