Cranes Make Moon Walk Possible
Sophisticated tools, including cranes, helped make Astronaut Neil Armstrong's walk on the moon a reality some 45 years ago. Through hard work, dedication, and ingenuity space flight stepped out of science fiction novels and improved building strategi... Read More
A Crane of Mammoth Proportions
One of our instructors, Randy Bucher, recently got the honor of sitting in Bigge's 125D, an A-Frame Derrick crane with 1,520 ton capacity.
This derrick crane has a stationary counterweight of 5,600 tons. The crane runs on a track around the counterw... Read More
Forklift Needs a Lift
“We have always done it that way, and have never had a problem.”
Have you ever heard that excuse? Have you ever used that excuse yourself?
Like all unsafe shortcuts, others may look the other way or even applaud your resourcefulness if ... Read More
Hoisting Personnel with Cranes
Cranes have always been used to get construction personnel into hard to reach places.
Before OSHA, a worker riding the crane's hook was common, this is still true in some places today. Until the mid-1980's, hoisting personnel with a crane was o... Read More
It's a Pane in the Glass
How do you lift a large pane of glass? Very carefully; as the punch-line goes. Glass has a polished surface which makes it perfectly suited to be lifted by a vacuum, below-the-hook lifting device.
Below-the-hook lifting devices, as described in ASME... Read More
Strand Jacks Could be Heavy Lifting Champions
If you want to lift the heaviest objects on earth you won’t do it quickly!
Strand jacks have the heaviest lifting capability of all lifting devices. They also fit into a relatively small space when compared to cranes or conventional hydraulic ... Read More
An Eyebolt on Rigging
Eyebolts can make a rigging job easier, but easier doesn’t mean safer.
An untrained rigger may incorrectly believe he can connect to an eyebolt by any means that work, but it is never that simple.
Eyebolts like all rigging gear, have requirem... Read More
When is a Forklift A Crane
Powered Industrial Trucks, as defined by OSHA 1910.178, are not cranes unless “equipped to hoist and lower, by means of a winch or hook, and horizontally move a suspended load.”It is not uncommon to see a jib on the forks of a standard fo... Read More
Preparing for OSHA Inspections
The thought of an OSHA Compliance Office visiting a construction site may make some cringe.
OSHA released a ‘directive for enforcing requirements of the Cranes and Derricks in Construction standard.’ The purpose of the directive is to gi... Read More
