QUESTIONS & ANSWERS(RATED A+)
Purpose of swing gear on an excavator - ANSWERConnects the car body to the
tracks
Who is responsible for inspecting a trench before anything goes in it? -
ANSWEREquipment operator
Preferred sling angle out of these three: 45 degrees, 30 degrees, 60 degrees -
ANSWER60 degrees
Top of the spoil pile - ANSWERCrown
A four foot deep trench requires an additional ladder for every __________ft of open
trench - ANSWER25
Materials must be back from the edge of a trench a minimum of ____ft - ANSWER2
When can an inspector revoke a hoisting license? - ANSWERWhen excise tax is not
paid
Who developed the MA crane hand signals? - ANSWERANSI/ASME
When do you do a walk-around of the equipment? - ANSWERBefore you start it
In the one-to-one ratio, what does the 2nd "one" represent? - ANSWERDepth or
vertical rise
On a track machine, where should the gears be? - ANSWERIn the rear
When do you deploy your stabilizers when load leveling? - ANSWERBefore you
make your lift
What should you use when backfilling an excavation? - ANSWERSmall lift, "Shade
the ditch"
What three criteria requires a hoisting license? - ANSWERThe weight of the load
exceeds 500 pounds, the height of the load exceeds 10ft, and/or the capacity of the
bucket exceeds 1/4 cubic yard
What type of safety system is used on de-energized circuits? - ANSWERLockout-
tagout total de-energization system
In what time frame must the Dept of Public Safety be notified of a death involving
hoisting equipment? - ANSWERWithin one hour
, How many pounds are in a ton? - ANSWER2,000
All welding and cutting on hoisting equip must be done in accordance with -
ANSWERThe AWS (American welding society)
What 8 items should be checked on a daily basis? - ANSWERFluid levels, hoses,
tires, belts, horn, backup systems, brakes, and controls
What four types of protection should be given to operators of material handling and
moving equip? - ANSWERProtection from the weather, safety shatterproof glass,
heat in cold weather, and overhead protection
Which law governs hoisting equipment? - ANSWERChapter 146 of the general laws,
520 CMR section 6.00
How do you test the load break on a LULL? - ANSWERLift the load just off the
ground and return the boom handle to the neutral position
How do you find the weight of a load? - ANSWERShipping papers, data tags, use a
scale, or calculate the weight
What must be stamped on all load rating plates? - ANSWERSerial number of the
lifting unit
How many ladders are required in a trench? - ANSWEROne every 25ft
What is the primary purpose of stabilizers? - ANSWERProvide lateral stabilization for
the unit
What do fuel injectors do? - ANSWERDeliver fuel under pressure to the combustion
chamber
What material should all hooks and shackles be made from? - ANSWERDrop-forged
steel
What kind of fire extinguisher do you need on a hoisting machine? - ANSWER5
pound BC type
The boom of the unit you are operating comes in contact with an energized power
line. There's no sign of any other danger such as fire. What should you do? -
ANSWERStay in the cab until the lines are de-energized
Before digging anywhere, who do you call and how much notice must you give? -
ANSWERDigsafe, 72 hours minimum, 30 days maximum
How is the fuel in a diesel engine ignited? - ANSWERHigh heat generated under
compression and the fuel under pressure