Rigging Safety

The content covers a range of topics, including introduction to the trade, principles of tower cranes, safety, rigging, load charts, and tower crane operations.

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Comansa, Jaso, Liebherr, Manitowoc-Potain, Terex and Wolffkran have backed the objectives of the two-year-old standard, said CECE. They include increased safety, minimum requirements for noise emissions, ergonomic design and comfort for the crane user

Using 500 US ton Liebherr and 550 US ton Grove all terrain cranes, Imperial Crane Services in the US executed a tandem lift to pick a 102 US ton reactor from a barge.

Dutch construction company Dura Vermeer has installed camera/monitor systems across its entire tower crane fleet in order to aid its crane operators and improve safety.

The most number of reported violations came from scaffolding – 9093 violations. OSHA said that Scaffold accidents most often result from the planking or support giving way, or from the employee slipping or being struck by a falling object.

It included the 2,400 tonne HA deck process platform, 550 tonnes of axles, 200 tonnes of load spreaders, and 100 tonnes of barge grillage.

Only about 10 percent of construction cranes in Washington state have been certified to new safety standards that take effect Jan. 1, according to the Department of Labor and Industries…

“Well, once we saw it, we saw that the horse was pretty big, and we came up with plans B, C, D, E and F,” Mohr said. Firefighters called in four engines and a special unit with a strap.

SCDF had to use an airbag and another crane to extricate the trapped worker.