& ANSWERS(RATED A+)
Define load work radius? - ANSWERThe area around a machine that should be
barriicated because of the load or swing
What are outriggers? - ANSWERSide extension that add Stability to the machine.
How far back from the edges of a trench should the spoils to be pilled -
ANSWER2feet
Is it permissible to straddle a trench with a backhoe? why? - ANSWERNo. It could
cause cave ins
What is a trench? - ANSWERA narrow excavation 5ft or more below ground surface.
An operator of an excavator working a short distance from where u are operating is
rendered unconscious when the bucket of his excavator hits an electrical line. After
safetly securing your machine, what is the first procedure for u to fallow. -
ANSWERDetermine if the electrical hazard still exists aboard the excavator.
Where the operator of an excavating machine is exposed to overhead hazards what
is required? - ANSWERA cab with shatter proof glass.
What are quick exit requirements for a trench or excavation? - ANSWERLadder,
stairs, or a ramp within 25ft of a worker, ladders should be sticking out 3ft above the
edge of trench.
Who is allowed to operate an excavating machine? - ANSWEROnly a licensed
operator
What must be done before starting a demolition of a building? - ANSWERThe DPS is
notified. Ensure that the building is empty and all utilities are disconnected.
What is an excavation? - ANSWERA cavity, opening or cut formed in the earth by
digging scooping or removing soil.
If the boom on your machine came in contact with high-tension electrical line, what
do u do? - ANSWERStay in the machine. Call for help. If you have to jump out jump
with all limbs together and shuffle away. Call DPS with 1hr.
What points on your machine should u inspect everyday. - ANSWERCircle check,
fluids, lights, tires ect.
Is it all right to undercut the sides of an excavation? - ANSWERNo
, List 3 possible sources of superimposed loads in the vicinity of a trench or
excavation? - ANSWERTools, equipment, trucks, spoils and machinery.
What does ANSI stand for? - ANSWERAmerican National Standards Institute
What does NIOSH stand for? - ANSWERNational Institute for Occupational Safety
and Health
What does MUTCD stand for? - ANSWERManual on Unified Traffic Control Devices
The machanical method of demolition by means of a swing weight, clam shell
bucket, power shovel, backhoe, front end loader, or tee bar, shall be done in
accordance of what provision? - ANSWERNo more than 150ft in height, excluding
chimneys,silos,towers. 1/3 of height must be protected below.
What is the best way to load a truck? - ANSWERFrom the side. Starting from front to
rear.
How should u approach a truck? - ANSWERSlow and square.
How should u carry the load to the truck? - ANSWERLow to the ground no higher
than 18"
How should u position the bucket when loading from a stockpile? - ANSWERParallel
to the pile and low to the ground.
When driving a loader down a hill. - ANSWERRaise the bucket
How far should u stay away from power lines. - ANSWER10' up to125kv. 15'if 125
to250 and25ft
If over250kva
What can cause fishtailing when towing a trailer? - ANSWERIncorrect weight
distribution, low tire pressure, excessive speed, poor road condition.
When backfilling a trench Is it advisable to use the side of the bucket in a sweeping
motion? - ANSWERNo it can cause mechanical failure.
What are dipper stick extensions used for? - ANSWERAttached to the backhoe to
give additional digging depth and range
When towing, not trailering, a backhoe or loader. What speed should u not exceed? -
ANSWER5mph
What does articulate mean on a loader? - ANSWERBends in the middle
What is the safest way to enter or exit a backhoe? - ANSWER3 points of contact,
never face forward.