4G hoisting Questions With Solutions
When can men be lifted in a bucket or basket? Never, except when it is an OSHA
approved personnel lifting device
Before digging, trenching, blasting, demolishing, boring, back-filling, grading, landscaping or
other earth moving operations what is required ...
When can men be lifted in a bucket or basket? Never, except when it is an OSHA
approved personnel lifting device
Before digging, trenching, blasting, demolishing, boring, back-filling, grading, landscaping or
other earth moving operations what is required by law? Notify Dig Safe
At what depth is it required to have a ladder, ram, or stairs in a trench? 4 feet
Before digging anywhere, who do you call? How much notice do you have to give? Dig
Safe. 72 hours or 3 days
How much does a hydraulic system work? It works with a tank reservoir, pump, pressure
relief valve, manifold, hoss, pistons and a control valve
How is fuel in a Diesel engine ignited? Compression and heat
What do you do if you come in contact with a live electric line and the machine stalled and
began to burn? Jump off the machine with both hands and feet together, don't leave one
, 4G hoisting Questions With Solutions
hand or foot on the machine, shuffle or hop away. Clear the area, notify the fire, police, and
electrical company, and notify the DPS within one hour of the incident
Where the operator of an excavation machine is exposed to overhead hazards, what is required?
A cab to include R.O.P., safety shatter proof glass and a hard hat
Where would it be best to stack/store material with a fork lift? Against or along a
wall/building
What documentation received by dig safe should be recorded? The dig safe permit
number and the legal start date and time
Where are the carrier rollers found on excavator? The carrier rollers are found under the
top of the track
What is a quick exit from a trench (state) law? When the trench is 4' or more deep, a
ladder, ramps or steps must be within 25' of every worker in the trench. (7' ladders is to extend
36" above the top of every trench)
, 4G hoisting Questions With Solutions
When should you couple the brakes? When trailering, whenever diving on public roads or
when driving any distance. Doing so will help prevent the backhoe from spinning as the brakes
are applied, which happens when the brakes are not coupled and only one brake pedal is pressed
Do man lifts require a hoisting license? No, but if you use wire or fiber rope for hoisting
you do
What is an excavation? An excavation is any man-made cut, cavity, trench, or depression
in the earth's formed by any earth removal. This can include excavations for anything from a
house basement to multi-lane interstate highways. The four foot and five foot rule
When is it permissible to work under a suspended load? Never work under suspended
load
What is the primary purpose of stabilizers? To level and stabilize the machine
What is the pivot point of a forklift? It is the front wheels, the tipping point
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