Full Description

Volume B30.21 includes provisions that apply to theconstruction, installation, operation, inspection, andmaintenance of ratchet and pawl and friction brake typelever chain, rope, and web strap hoists used for lifting,pulling, and tensioning applications (see Figs. 21-0.1-1,21-0.1-2, and 21-0.1-3).

The requirements for a lever hoist that is used for aspecial purpose, such as lifting personnel or drawingboth the load and the hoist up or down the load chain,rope, or web strap when the lever hoist is attached to theload, and a specially insulated hoist used for handlingenergized electrical power lines are not included in thisVolume.

Product Details

Published: 05/30/2014 ISBN(s): 9780791869215 ANSI: ANSI Approved Number of Pages: 36File Size: 1 file , 1.4 MBRedline File Size:2files, 7.3 MB