Questions and Verified Answers | 100% Correct |
Grade A
you are preparing to unload a truck at the loading dock and the truck is 8" higher
than the dock. what do you do? - ANSWER -use a steel plate to span the gap
you just finished the surface inspection of a manila rope you will be using for
hoisting. what method should you use to conduct an internal inspection? -
ANSWER -slightly untwist the strands
you are preparing to hoist rails and are inspecting your manila rope. which of the
following is a good characteristic of manila rope? - ANSWER -a light yellow
color with a silvery or pearly luster
a mechanic attaches a chainfall to a hoisting beam with a beam clamp. what
happens to the capacity of the hoisting beam? - ANSWER -it is reduced to 50% of
original capacity
you are rigging elevator equipment with a sling angle of 60 degrees. you are using
a shouldered eye bolt with a tapped 1/2" diameter hole. once the shoulder is seated,
what is the minimum thread depth required? - ANSWER -at least 3/4"
you will be hoisting 1klbs with a single leg vertical hitch. what will the sling load
be when the load is in the air - ANSWER -1k lbs
you must attach a wire rope to a load by creating a loop with 3 u-bolt wire rope
clips. how should the clips be attached? - ANSWER -no nuts on a dead horse
you are using a bowline knot- what is one disadvantage of this knot - ANSWER -
is can easily loosen when not loaded
, you are preparing to lift a load and need to tie the ends of two ropes together.
which knot should you use? - ANSWER -square
the rated load tag on a sling is 2000lbs. what does this mean? - ANSWER -load
limit that can be picked and held
you need to lift rails to the top floor of a building. with a well wheel at the top of
the hoistway, what type of rope should you use? - ANSWER -synthetic
a crane is needed to hoist controllers on to the roof. who is responsible for making
the lift plan? - ANSWER -lift director
during elevator install you need to rig equipment to the top of the building. what
info must be included in the lift plan? - ANSWER -capacity of rigging material
the crane operator is awaiting you signals to lift a pallet of parts. what are the
correct audible signals to raise the load 20 feet? - ANSWER -hoist, hoist up,
20,15,10,1, hoist stop
you are storing fiber core wire rope slings. what could cause damage to the core
material? - ANSWER -solvents
you are selecting a wire rope sling to rig 1000lbs. what safety factor does asme
require? - ANSWER -5:1
there could be unapparent wear in the slings you must use for hoisting. what sling
rating take this into account? - ANSWER -rated load
where is the best place to store natural fiber hoisting rope - ANSWER -open sided
crate
you have installed a power winch at the first floor preparing to hoist equipment.
the hoist rope passes over a single sheave on the hoist beam making a direct pick.
what is the downward force that a 3000lb load will exert on the overhead hoist
beam? - ANSWER -6k lbs