25.08.2017
Typhoon damages tower crane
Typhoon Hato hit Hong Kong and Macau this week resulting in at least nine deaths and extensive damage as winds approached 120mph. Some tower cranes also sustained damage, although we have no reports of any coming down. Although at least one came close to losing its jib
Please register to see all images
The jib was left tilted towards to dislocated foot pivot
The incident left the jib suspended on one foot pivot and its pendants, after the pin securing the jib pivot retainer bracket was ripped out.
These photos are aimed of course at the technically minded, and show what can happen in such circumstances. Thankfully no one was hurt and no non crane damage was done.
Please register to see all images
The jib pivot retained was ripped from its retaining pin
Please register to see all images
A view from the other side
Please register to see all images
And from the above
Mike74
Was the crane set too a free-slewing mode properly? (I assume it was not working, given the conditions...)