The failure of a $40 rigging sling, torn and tattered from years of misuse, was the apparent cause of the East Side crane collapse that killed seven in March, a federal probe reveals. The synthetic… ...

The sling snapped, prosecutors said, causing others to snap and setting off a chain of events that led the more than 300-foot-tall crane to topple and kill seven people.

The crane load (vertical force) is shared unequally between the two lift lugs with Lug 2 seeing more and Lug 1 less. As Sling 2 becomes more vertical, its tension is more effective in providing ...

Reliance Construction Group Marketing photo from construction-management firm shows tower crane last month. It fell after jump to 205 ft. Investigators in New York City are focusing on what ...

Choosing the correct sling for a load is a vital part of safe rigging. How to rig a crane's load effectively. ANALYSIS, crane, PMV. Products and Services.

• Remove all slings, cables and chains from the crane hooks when not in use (dangling hooks can inadvertently snag other objects when a crane is moving).

The coils were loaded with a 40-ton bridge crane moving along rails and girders with hanging chain slings. That last steel coil loaded hadn't yet been secured down, but the crane operator unhooked ...

Don Pellow, a crane and rigging engineer in Kansas City, Mo., and publisher of “Bob’s Rigging & Crane Handbook,” says problems with slings fall under three categories: overuse, misuse or abuse.