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Rigging > Chapter 7 > Flashcards

Chapter 7 Flashcards

Equipment Safety

1
Q

What does equipment safety begin with?

A

Pre-Trip Inspection

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2
Q

What does Pre-Trip Inspection include?

A
  • Checking fluid level of engines and hydraulic components
  • Checking for burned out signal bulbs
  • Checking for brake and tire wear
  • Checking loose fittings bolts/lug nuts, cut winch lines, bent or broken body parts
  • Cracked welds, missing steps, and railings
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3
Q

What document is important to read and understand for operators?

A

Operator’s Manual

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4
Q

What is the Operator’s Manual used for?

A

To explain how the equipment was designed and how it is to be operated

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5
Q

In addition to reading the Operator’s Manual what other document should be included for that piece of equipment?

A

Recommended Pre-Trip Inspection Checklist

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6
Q

What important element of a Pre-Trip Inspection Checklist is often overlooked?

A

Making sure all controls are properly marked and that boom angle and load charts are attached and legible.

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7
Q

What should be tested prior to their use on a jobsite?

A

The PTO for Digger Derrick Operating Systems

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8
Q

What fault can occur in a Digger Derrick Operating System?

A

Commands can be reversed or inoperable

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9
Q

What happens or what does it mean when commands are reversed or inoperable?

A

Fluid channels become misaligned

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10
Q

What is prime operating position of a digger derrick?

A

LEVEL

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11
Q

What does leveling the vehicle ensure?

A

That the loads are transferred to the turret as designed

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12
Q

What happens when the vehicle isn’t leveled and you lift a load?

A

You can increase the weight on the turret and cause stability problems

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13
Q

If a vehicle needs to be lifted off the ground to level the truck what should you make sure of?

A

That the soil is firm enough to support the additional weight

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14
Q

Outrigger and Stabilizers are used for support but not intended to?

A

Physically raise the vehicle off the ground.

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15
Q

If the truck is on dry grass and on a slope raising the wheels off the ground could cause what?

A

The truck to slide down the hill since the chocks and brakes will become ineffective

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16
Q

When should the boom only be operated at the lowest half of the full swing pattern?

A

If the truck is leveled as practicable, but is still at an angle greater than 5 degrees

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17
Q

What happens if a load is raised with with the boom above the truck?

A

The turret brake might not be able to load against the gravitational forces and subsequently swing out of control to the lowest level of the swing plane.

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18
Q

What are the three configurations Digger Derrick Turrets are mounted in?

A
  • Rear Center
  • Forward Center
  • Corner Mount
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19
Q

What is the operational zone?

A

The zone in which the boom should be operated, under normal loading conditions, to ensure the stability of the vehicle

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20
Q

What must you always refer to when operating a boom truck?

A

Boom Operational Charts

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21
Q

What is the maximum lifting capacity?

A

The total weight that the boom is capable of lifting safely within the manufacturer’s guidelines.

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22
Q

What does a Load Angle Chart portray?

A

The manufacturer tests of the lifting capacity of the boom when it is placed at different angles and extended at different lengths.

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23
Q

Where is the Load Angle Chart located?

A

Affixed to the boom near the operator’s controls

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24
Q

What should the operator always refer to before lifting loads with the boom?

A

The Load Angle Chart

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25
Q

What do Load Angle Charts usually include?

A
  • Load Capacities
  • Boom Position
  • Operational Zones
  • Notices & Warnings
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26
Q

What must an operator know/understand when referring to a Load Angle Chart?

A
  • The position of the boom and the operational zone

- The weight of the object being lifted

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27
Q

What could you do if you need to pick up a load that is heavier than what you’re currently set up at to lift?

A
  • Increase the angle of the boom

- Reposition the truck

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28
Q

When is the boom strongest?

A
  • Fully Retracted

- Highest Angle Possible

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29
Q

When is the boom weakest?

A
  • Fully Extended

- Lowest Possible Angle

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30
Q

When are are Load Angle Charts developed?

A

When the vehicle is on perfectly level ground

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31
Q

What does the actual lift capacity depend on?

A
  • The stability of the truck and strength of the surface the truck is positioned
  • The Manufacturer’s imposed lifting limitations
  • The physical position of the boom in relation to the load
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32
Q

What are the two factors that determine a Digger Derrick can lift an object that is within its maximum lift capacity?

A
  • The Hook Radius

- The Sheave Height

33
Q

When do Hook Radius and Sheave height change distance?

A

Whenever the boom is raised, lowered, extended, or retracted.

34
Q

What do Material Handlers have similar to Digger Derricks?

A

PTO Units

35
Q

What are PTO Units typically limited to?

A

Boom and Tool Circuit Functions

36
Q

As with Digger Derricks, Material Handler Hydraulic Systems must also be ________ prior to use in order to ensure safe operation?

A

INSPECTED

37
Q

What should Lineworkers inspect prior to operation?

A

The Fiberglass Portions

38
Q

When checking the Fiberglass parts what are you looking for?

A
  • Abrasions
  • Hydraulic Leaks
  • UV Damage Due to Sun Exposure
39
Q

What should be performed on the booms annually to ensure they conform to ANSI Standards?

A

AC Dieletric Tests

40
Q

What should the buckets of material handlers be inspected for?

A
  • Abrasive Wear
  • Cracks
  • UV Damage
41
Q

What is critical in addition to a materials handlers safe operation?

A

POSITIONING

42
Q

The booms of material handlers are designed for use in almost any combination of angles but only when the truck is _____?

A

LEVEL

43
Q

The truck is at great risk of what if it is not level or positioned on uneven terrain?

A

ROLLOVER

44
Q

What are Override Controls?

A

Controls near the turret to allow ground personnel to operate the equipment from the ground in the event of an accident.

45
Q

Before operating an aerial lift the operator should ensure what?

A

That ground personnel are qualified to operate the override controls and are present.

46
Q

What else should the operator confirm before operating the equipment from the bucket?

A

That the Override Controls are operational

47
Q

What are backhoes used for?

A
  • To Excavate Pole and Anchor Holes
  • Set Poles
  • Rerouting Conduits
  • Clear Facility Locations
48
Q

Whose responsibility is it to ensure safety of the operator and their coworkers?

A

The Operator’s

49
Q

What is a key activity done to minimize the potential for accidents?

A

Pre-Trip Inspection

50
Q

How should this inspection be performed?

A
  • First by checking the general appearance
  • Check for leaks
  • Abnormal Leaning
  • Broken Lights
51
Q

What should an operator do before entering the backhoe?

A

Clean their boots to ensure surfaces remain clean and free of debris.

52
Q

What should an operator verify once inside the cab?

A
  • The presence of all safety related equipment (First Aid Kits, Fire Extinguisher, Triangles, and any other items required by the company)
  • All control surfaces, levers, gauges
53
Q

Once the cab inspection is completed what should be done?

A

The outriggers and hoe should be lowered.

54
Q

What should the operator do with all lubrication fittings?

A

Ensure all lubrication fittings are free of clogs and lubricate all joints.

55
Q

What should the operator be highly committed to?

A
  • Report All Defects

- Make Repairs Before Operating

56
Q

What do some believe about Backhoes?

A

Since they are a relatively slow moving vehicle, they are not as dangerous as other vehicles.

57
Q

Backhoes are _____, ____, _____, and _____ than standard motor vehicles.

A
  • Longer
  • Wider
  • Higher
  • Heavier
58
Q

The oversized tires in combination weight and high center of gravity make the backhoe prone to what?

A

Severe Recoiling when Travelling over Uneven Surfaces

59
Q

Where can a passenger ride on a Backhoe?

A

THERE IS NO SAFE PLACE FOR A PASSENGER TO RIDE ON A BACKHOE

60
Q

What is the leading cause of injury when operating a backhoe?

A
  • Workers being thrown from the cab

- Being crushed by the equipment

61
Q

What do you do to maximize the buckets clearance from the road?

A

Fully Curl The Bucket

62
Q

What do you do before driving on roads?

A

Always couple the breaks and verify the slow moving triangle is affixed to the rear of the Backhoe.

63
Q

What should you create when driving down the road in a Backhoe?

A

A Safety Zone to clearly see all obstacles and changes in road surface.

64
Q

How should you drive on uneven surfaces?

A

SLOW

65
Q

What should you remember about backhoes in comparison to other vehicles?

A

Backhoes are WIDER

66
Q

Why should you stop well back when at stop signs?

A

To ensure the bucket is not protruding into the intersection

67
Q

Where should you keep the bucket?

A

Low enough to see, but high enough to clear slopes

68
Q

Be aware of what on sharp corners when driving a Backhoe?

A

That the bucket can cross the centerline

69
Q

Watch for what when driving a backhoe due to its height?

A

Low limbs and service drops

70
Q

Before excavation begins, the operator should determine what?

A
  • If the ground will support the weight of the Backhoe
  • Where the spoils will be stored
  • How deep and wide the trench will be
  • Who will assist in providing hand signals and which signals will be appropriate
  • If buried utilities have been properly located
71
Q

How should underground facilities be identified?

A

By using the Underground Facilities Locating and Marking Service prior to Excavation.

72
Q

Where shall all workers stay out of when the Backhoe’s Digging Boom?

A

The Swing Radius unless the operator authorizes entrance to this area.

73
Q

What do Backhoes commonly do when operating in hard ground?

A

Jump and Rock around.

74
Q

What is unpredictable when operating a Backhoe?

A

The Direction and Volatility of the Jumping and Rocking

75
Q

Whose responsibility is it to scan from side to side while excavating?

A

The Operator’s

76
Q

When digging on slopes where should you place spoils?

A

Uphill side

77
Q

What happens if spoils are placed on the downhill side?

A

The Stability of the Backhoe will be Jeopardized

78
Q

When is it necessary for the operator to leave the Backhoe?

A

When the Backhoe is OFF and the keys have been REMOVED

Rigging (8 decks)

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