2a Hoisting license

What is the purpose of the swing gear on an excavator
It connects the car body to the tracks

Who is responisble for inspecting a trench before anyone goes in it
The equipment operator

What is the prefered sling angle
60*

The top of the spoil pile is called
The crown

A four footbdeep trench requires an additional ladder for each _ of open trench
25ft

Materials mist be kept back from the edge of the trenxh a minimum of
Two feet

When can inspector revoke a hoistinf licence
Failure to pay excise tax

Who developed the ma crane hand signals
Ansi / asme

Dot stands for
Department of transportion

When do you do your walk around of the equpiment
Before you start it

In the one to one sloping ratio what does the 2nd one represent
Depth or verticle rise

On a track machine the gears should be where
In the rear

When load leveling when do you deploy your stablizers
Before you make the lift

When backfilling an excavation you should use a
Small lift , shade the ditch

In the state of MA what criteria require a hoisting license
More than 500lbs
Height greater than 10ft
Bucket bigger than 1/4 yard

What tyoe of saftey system isnused on de-energized circuts
Lockout tag out total de energization

In what time should you contact departmant of public safety if a death occurs
Withen one hour

How many lbs in 1 ton
2000

All welding and cutting on hoistinf equipment shall be done in accoradance with the requirments of what
Aws Asme codes

What items should be checked on a daily basis
Fluid levels, hoses tires belts horn backup system brakes and controls

What action does a signal person intend the operator to preform if he extends his arm at shoulder height makes a fist with his hands and sticks his thumb up
Boom up

What type of protections should be given to operators
Protection from weather
Saftey glass
Heat in cold weather
Over head protection

What law governs hoisting equipment in state of ma
Chapter 146 of general laws 530 cmr section 6

How do you test the load brake on a LULL
Lift the load just off the ground and return the boom handle to the neutral postion

How do you find the weight of a load
Shipping papers
Data tags
Use a scale
Calculate weight

What must be stamped on all load rating plates
Serial number of unit

The boom of the unit you are operating comes in contact with an energized power line theres no sign of any other danger such as fire what should you do
Stay in cab until lines are de energized

Can you prohibit the dept of saftey from comming on your property
No

Before digging anywhere who do you call and how much notice
Dig safe 811
72hours
30 days

How is the fuel of a diesel engine ignited
High heat generated by compression
Fuel under pressure

What do you do if uou machine comes in contact with an overhead or under ground power line
Stay on machine
Warm people to stay away
Try to break the contact
Call power company
Notify public saftey within 1 hour

What do you do if you dig up a gas line
Extinguish all open flames and lights
Keep people away
Evacuate the building in tje area
Do not bury the leak
Call utility company
Call police and fire department
Notify dept of public safety

How many cubic ft in a yard
27

How much does acubic ft of concrete weigh
150lbs

How much does a cubic ft of steel weigh
490

What does a class 1c hoisting license cover in ma
Any type of ewupiment that has a boom without wire rope

Which of the following cannot be used for lifting
Nylon slings chain or wire rope
Chain

How far away do you put the spoil pile
2ft away is osha minimum

How far away from the edge of an excavation should you position the machine
1- 1.5 times the depth of the excavation minimim

What is the defination of a trench
A narrow excavation not motr than 15 ft wide or 5ft in depth

How do you protect workers in a trench
Shoring
Benching
Shielding
Sloping

Working radius or load radius is defined as the distance from what to what
The center of rotation of the crane to the center of the load

How do you get buried worker out of a hole
Hand dig

Can you lift workers out of a hole
No

At what depth is it required to have a ladder ramo or stairs in the trench
4ft

How many ladders are required in a trench
1 every 25ft

When is it permisable to work under a load
Never

What is the primary purpose of stabalizers
Provides latersl stabalization for the unit

What should you do if someone enters your area if safety
Stop and ask them to leave

What do fuel injectors do
Deliver fuel under high pressure to the combustion chamber

What type of material should all hooks and shackles be made from
Drop forged steel

Do you need a hoisting license on private property
Yes

Do you need a fire extinguisher on a hoisting machine
Yes 5lb be type

What governs the hydraulic hose under pressure
Pressure relief valve

Can you tighten a hydraulic hose under pressure
No

Is it mandatory to wear a seat belt
Yes if it is equipped with a rops system

What are the two major components in a ROPS system
Seat belt
Roll over protection can or bar

Why is the load kept as low to the ground as possible when traveling
Good visibility
Good stability

Whenever possibly what is the best way to work on a slope
Up or down the slope
Keep loads low to the ground

What position should the bucket be in when traveling
Low to the ground
Rolled all the way back

If you cannot see where the work is being done , do not move the machine unless what
You have a qualified spotter

What do you do with open holes or trenches at the end of the day
Back fill
Cover
Attend
French surround with 6ft min and no holes bigger than 4 inch

A crack in the windshield is okay as long as
It causes no visible distortion that would interfere with safe operation

What should you do when working on a public way
Police detail
Roadway flagged
Set up cones
Set up barricade
Set up warning signs

What should you do with the equipment when you leave the work area
Park on firm level surface
Chock wheels
Secure the equipment
Remove keys

Can an internal combustion engine be operated in a confined space
Yes if the area is ventilated

Who is allowed on a lift truck other than operator
No one

What is the purpose of a thimble at the end connection
Protects wire rope, maintains the diameter of the eye

What is the purpose of dig safe
To locate and mark member utilities

What is the minimum distance between your machine and an overhead power line
10ft up and up to 50,000 volts

When not in use what positions should the moving parts of the machine be placed
Lowered to the ground

Who is responsible for the safe operation of the machine
The operator

What is a tag line
A line used to control the loads being handled by hoisting equipment

When can you carry a load over people
Never

What should you look for before starting work
Soft soil
Wet areas
Power lines
Wells
Under ground storage tanks

Who is allowed on the backhoe other than the operator
No one

At what intervals should your equipment be insepcted
Daily
Monthly for rigging equipment
90 day complete inspection

When do you need a gas test
Whenever you open the ground and smell gas

Lost three things that are required when you refuel a machine
No open flames withen 25 ft
Fire extinguisher nearby
Ground the nozzle before refueling

List the 3 main superimposed loads you should be aware of
Weight of spoil pile
Weight of the machine
Traffic adjacent to work area

What is the best way to load a truck
Driver side of truck
Square to the truck body
Driver in truck

How should you carry the load with front end loader
Bucket low to ground
Bucket curled all the way back

How close to a marked utility can you dig with a machine
18 inches to either side of the mark
Dig safe requires hand digging in the safety zone

When should you couple the brakes
When driving on public roads
Loading and unloading on trailer

What is a slow moving vehicle placard
Red triangle orange center
25mph max

What type of hoisting license do you need to operate a manlift
None if it only handles people

What type of hoisting license do you need to operate excavating equipment
Valid drivers license
2a,2b, 2c

What is considered to be a quick exit from a trench less than 25′ in length
Slope at one end
Stairs cut into end of trench
Stairs or benching not and option in c soil

What is shoring
Mechanically reinforcing the side the side walls of the trench to prevent cave ins

What are out riggers
Side extensions that add lateral stability to the machine

Can blocking be placed under outrigger beams
No only under the jack pads

What are dipper stick extensions used for
Are used to give the backhoe additional digging depth

What does the articulate mean on a wheel loader
Bends in middle

What is the safest way to enter and exit a backhoe
Facing vehicle step down or up
Use hand and foot holes
Using 3 point rule

When filling in a trench is it advisable to use the side of a backhoe buckets in answering motion
Don’t use side of buckets
Scoop the fill up
Push it with front of bucket

How should you position the bucket when loading from a stockpile
Bucket parallel to the ground

What is a clutch disconnect
Applies wheel brakes and disconnects the torque converter at the same time

What is load radius
The horizontal distance from the center line of the rotating equipment to the center of gravity of the load
Governs the lifting capacity of the machine
The shorter the radius the more the machine can handle

What must be done before persons are permitted to work underneath or between parts of construction and or demolition equipment which are suspended or held apart by the use of slings or hoist
The equipment must be blocked or cribbed in place

What is the minimum number of positions thy must be on all load charts for boom cranes
4

What must be done before starting demolition of a building
Call dig safe
Make sure the building is empty
All utilites should be disconnected

How often must hoisting licenses be renewed
Every two years

Beside your hoisting license what should be in your possession
Valid drivers license

What precautions must be taken when working in trenches
Proper shoring
No standing water
Ladders
Gas test as necessary

Is it allowable to undercut the sides of a trench
No it may cause collapse
V the trench

What are the parts of a wire rope clip
U bolt
Saddle
Nuts

When terminating a wire rope the saddle goes on what side of the wire rope
The live or loaded side

How do you position a lull for lifting
Level on a firm bearing surface

What is the stability triangle
The distance between the two front wheels to s point on the center of the rear axle

How do you shut down a Diesel engine
Shut off fuel supply

How do you shut off gas engine
Shut of ignition

How do you shut off runaway diesel
Shut off air supply

What is the difference between a two cycle engine and a four cycle engine
Two cycle fires on every revolution of the crankshaft
4 cycle fires every other

What are the major components of a hydraulic system
Tank
Pump
Relief valve
Open port control
Lines and hoses
Piston

What weights do you add to determine the actual weight of the lift
Rigging
Any load handling device

When Removing a battery from a Diesel engine which terminal do you disconnect first
Negative

What is the difference between the hydraulic system on a crane and the system on a front end loader
Check valves on a up lift Pistons on cranes

When traveling cross slop with a front end loader and you starts to tip what should you do
Place bucket on ground
Steer down hill

What is the fulcrum point of a forklift
Front axle

When operating a forklift the center of gravity must remain where
Inside the stability triangle

What is the angle of repose
The angle of the spoil pile to the ground

How does the fuel in a gas engine ignite
Air
Combustion caused by spark

What does a governor do on an engine
Limits rpm

What is the weakest part of a hydraulic system
Hose

Why would you replace a hydraulic hose
Leak
Blister
Swelling
Bad end fitting
Excessive external wear

What would cause the controls to feel spongy
Air in the system
Low fluid
Kink in line
Bad filters
Too many Rpms

What is an excavation
Hole in ground

When carrying a load on a fork truck what position should the forks be in
Close to the ground
Rolled back all the way

Industrial fork trucks have what type of steering
Rear wheel drive

What department enforces the hoisting laws in ma
Department of public safety engineering sections

How do you gain traction when driving a backhoe loader up a hill
Add material to bucket

What do white lines flags or stakes mean in work area
Pre mark lines for dig safe

If you cannot get all of your out riggers out all the way what should you do
Reposition the equipment before trying to make the lift

What precautions must be taken when working in the bacon it’s of overhead power lines
Proper barricades or warning signs
Notify the power company
Maintain proper clearance from the lines

What type of steering systems are found on industrial fork lifts
Rear wheel all wheel of crab steering

When preparing to hoist a load where should the hook be positioned
Directly above the loads center of gravity

As you boom down the leverage of the load on the crane will do what
Increase

Where is the load center located on most industrial lift trucks
Genrally 24 inches forward of the load backrest

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