Rigging

The investigation into the upending of a mobile crane at the Tate Modern gallery in London last month has identified human error as the likely cause, with the wrong basic data possibly entered into the crane’s computer.

Three men were rescued from a truck crane after the it tipped over rearwards, leaving the men stranded in the carrier cab around eight metres or more off the ground.

Handling state-of-the-art wind turbine components is a major challenge for crane service companies, turbine OEMs and transport specialists alike.

A large boom truck/crane tipped on Friday while lifting a tree from the back garden of a house in Wyckoff, New Jersey. The crane, a large Altec, was set up with all of its outriggers fully extended and was working over the back, lifting limbs from a tree that had been damaged by storms last month.

The Cotter Dam project is losing time and money after work safety authorities shut down the site’s main tower crane.

A Grove GMK7450 all-terrain crane with a MegaWingLift attachment helped with restoration work on the Washington National Cathedral in Washington, D.C. after it sustained extensive damage in the magnitude-5.8 earthquake that shook the East Coast in August.

One of the largest floating cranes in Eastern Europe, the 680 tonne, 93 metre boom Zakharii LK-600 capsized yesterday while working on the Podilskyi-Voskresenskyi bridge over the Dnieper River in Kiev.

A crane boom came down alongside an interstate highway on Tuesday night near Dallas airport in Texas. The job involves construction of an overpass for state Highway 161 at I-20.

The workshop below uses the Journeyman Rigger’s Reference Card panel 6, to help provide the solution. The area of a circle can be calculated with either (Pi x radius squared)…

A crane inspector certification programme has been developed by the NCCCO in conjunction with the Crane Certification Association of America (CCAA), offering inspectors of tower, mobile and overhead cranes distinct certifications.