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War Games > 4 in 12 > Flashcards

4 in 12 Flashcards

1
Q

of the 796 fatal falls in 2013 how many were from roofs

A

284

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2
Q

If you must go on a rooftop for any period of time, there are three requirements that apply 100% of the time

A
  1. Contact your supervisor
  2. Complete a rooftop permit and have it signed by a trained supervisor
  3. Supervisor must be on site for the duration of the job
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3
Q

The top of any building that is six (6) feet or higher from the ground or lower structure, including all residential, commercial and municipal buildings.

A

Rooftop

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4
Q

Fall Protection Systems

A
  • Personal Fall Restraint System
  • Personal Fall Arrest System
  • Guardrail System
  • Safety Net System
  • Parapet
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5
Q

Equipment used to arrest falls of employees that consists of an anchorage point, connecting equipment (lanyard) and body harness. Employees utilizing this system must wear a body harness with a shock absorbing lanyard, locking type snaphook and an independent anchorage device capable of supporting 5,000 pounds

A

Personal fall arrest system

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6
Q

This system is often referred to as “the dog leash

A

Personal fall restraint system

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7
Q

This is the most common type of rooftop fall protection system utilized at Comcast

A

Personal fall restraint system

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8
Q

The anchorage point must be capable of supporting two (2) times the weight of the employee and equipment

A

Personal fall restraint system

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9
Q

anchorage point capable of supporting 5000 pounds

A

personal fall arrest system

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10
Q

some areas require this to be completed and signed by a trained supervisor prior to work being done

A

rooftop work permit

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11
Q

at what working height do you need fall protection

A

6’

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12
Q

what’s a low slope roof

A

one with a pitch that is less than or equal to 4 in 12

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13
Q

what’s a steep slope roof

A

one with a pitch greater than 4 in 12

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14
Q

tool used to measure slope of roof

A

inclinometer, or pitch gauge app in iOS device

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15
Q

a roof that has no pitch

A

a flat roof

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16
Q

Performing work on a flat roof within 15 feet from the edge of the roof requires

A

1.Contact supervisor prior to going onto roof.
2.Supervisor must be on site prior to going onto roof.
3.Supervisor must complete rooftop permit prior to going onto roof.
4.Must use one of the following fall protection systems:
•Personal Fall Restraint System (dog leash)
•Parapet (greater than 42 inches)
•Guard Rail System
•Personal Fall Arrest System
•Safety Net System
5.Evaluate for any other hazards such as holes, openings and skylights.

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17
Q

fall protections to be used on a flat roof within 15 foot of the edge

A
  • Personal Fall Restraint System (dog leash)
  • Parapet (greater than 42 inches)
  • Guard Rail System
  • Personal Fall Arrest System
  • Safety Net System
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18
Q

Performing work on a flat roof greater than 15 feet from the edge of the roof

A
  • Contact supervisor prior to going onto roof
  • Supervisor must be on site prior to going onto roof
  • Supervisor must complete rooftop permit prior to going onto roof
  • Additional fall protection is not required as long as all of the work activity takes place at least 15 feet from the edge of the roof.
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19
Q

height of guardrails should be

A

39”-45”

20
Q

safety nets must be no more than how far from working hieght

A

30’

21
Q

warning lines must be erected at least how far from edge of roof

A

6’

22
Q

what is a safety monitoring system

A

simply a person that is on the roof with you to make sure you do not get too close to the roof’s edge

23
Q

where are safety monitoring systems alone not permitted

A

when the width of the roof is more than 50’

24
Q

Safety Monitor Requirements

A
  • Shall be competent to recognize fall hazards
  • Shall warn the technician when it appears the technician is unaware of a fall hazard or is acting in an unsafe manner
  • Shall be on the same surface and within visual sighting distance of the technician
  • Must be close enough to communicate orally with the technician
  • Shall not have other responsibilities
25
Q

A protective wall along the edge of a roof designed to protect employees from falling to a lower level

A

a parapet

26
Q

A parapet must be capable of withstanding a force of

A

at least 200lb

27
Q

A parapet must have a height of at least

A

42”

28
Q

a personal fall arrest system consists of

A

an anchor point, connectors, or body harness and may include a lanyard, deceleration device, lifeline, or suitable combination of these

29
Q

•The system must be rigged so that a technician neither

A

free-falls more than 6 feet nor contacts a lower level.

30
Q

•The system’s D-ring attachment point for body harnesses shall be

A

in the center of the technician’s back near the shoulder level.

31
Q

a person without protection will free fall

A

4 feet in 1/2 second and 16 feet in 1 second

32
Q

rope grab direction arrow points this way

A

towards anchor point.

33
Q

this is used to secure your harness to an point such as commercial air conditioner or some other solid structure

A

anchor strap

34
Q

anchor point for fall arrest system must be capable of supporting

A

5000lb

35
Q

•Anchor points for Fall Restraint Systems must be capable of supporting

A

two (2) times weight of the employee and the equipment attached

36
Q

if you tie off to your vehicle what must you make sure of

A

you have the keys

37
Q

what not to tie off to

A

anything not bolted down, sheet metal vents items/devices, adjustable pipes or vents, anything less than 3” in diameter, any PVC pipes

38
Q

how much higher must the ladder be for roof access

A

minimum of 3 rungs (3”) past the height of the roof

39
Q

When such an extension is not possible because of the ladder’s length you need to

A

secure the ladder at the top to a rigid support that will not deflect, and a grab rail shall be provided to aid in mounting and dismounting the ladder.

40
Q

in no case shall the extension be such that

A

ladder deflection under a load would by itself cause the ladder to slip of its support

41
Q

unprotected sides and edges

A

Osha 1926.501 (b)(1)

42
Q

roofing work on low slope roofs

A

Osha 1926.501(b)(11)

43
Q

working on steep roofs

A

Osha 1926.501(b)(12)

44
Q

guardrail system

A

Osha 1926.502(b)(1)

45
Q

safety nets

A

Osha 1926.502(c)(1)

War Games (7 decks)

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