COSH SET 2 LESSON Flashcards

1
Q

an occurrence or event that is unexpected, unforeseen, unplanned and unwanted that may or may not cause damage, injury, fatality, loss or work stoppage

A

accident

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2
Q

two (2) primary causes of accident

A
  • unsafe act
  • unsafe condition
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3
Q

primary cause of accident:

the human action that departs from a standard or written job procedure or common practice, safety rules, regulations, or instructions

A

unsafe act

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4
Q

primary cause of accident:

the physical or chemical property of a material, machine or the environment which could result in injury to a person, damage or destruction to property or other forms of losses

A

unsafe condition

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5
Q

associated with poorly guarded or dangerous equipment and machinery that may cause injury

A

safety hazard

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6
Q

associated with exposure to dangerous substance or conditions that may cause illness/disease

A

health hazard

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7
Q

hierarchy of control

A
  • elimination
  • substitution
  • isolation
  • engineering control
  • administrative control
  • personal protective equipment (PPE)
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8
Q

hierarchy of control:

the process of avoiding the source of hazard and the risk it creates

A

elimination

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9
Q

hierarchy of control:

the process of hazard reduction by providing alternative to promote lesser risk

A

substitutuion

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10
Q

hierarchy of control:

limit exposure of people to the hazard and risk

A

isolation

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11
Q

hierarchy of control:

risk reduction through engineering changes or changes to the systems of work. (construction of barrier, guard, etc.)

A

engineering control

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12
Q

hierarchy of control:

use administrative actions to minimize exposure to hazards and to reduce the level of harm. (policy interventions, providing guidelines, etc.)

A

administrative control

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13
Q

hierarchy of control:

use of specialized clothing or gears to protect people from harm

A

personal protective equipment (PPE)

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14
Q

rule 1060 pertains to the _____

A

premises of establishments

  • space requirements
  • construction railings
  • toe boards
  • stairs
  • fixed ladder
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15
Q

rule 1410 pertains to the _____

A

construction safety

  • excavation safety
  • scaffolding safety
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16
Q

space requirement:

workroom height ≥ _____ meters

A

2.7 meters

minimum

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17
Q

space requirement:

air–conditioned workroom height ≥ _____ meters

A

2.4 meters

minimum

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18
Q

space requirement:

maximum no. of person: 1 person per _____ cubic meter space

A

11.5 cubic meter

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19
Q

space requirement:

passage between machine/equipment ≥ _____ meter

A

0.60 meter

minimum

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20
Q

construction railings:

rail height ≥ _____ meter

A

1 meter

minimum

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21
Q

construction railings:

rail post spacing ≥ _____ meters

A

2 meters

minimum

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22
Q

construction railings:

wood rail dimension for top rail and post

A

2 x 4 inches

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23
Q

construction railings:

wood rail dimension for intermediate rail

A

2 x 2 inches

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24
Q

construction railings:

pipe rail dimension

A

30 millimeters (1 inch) diameter

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25
Q

construction railings:

angle bar rail dimension for top rail and post

A

1.5 x 1.5 x 0.2 inches

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26
Q

construction railings:

angle bar rail dimension for intermediate rail

A

1.3 x 1.3 x 0.12 inches

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27
Q

toe boards:

toe board height ≥ _____ centimeters

A

15 centimeters (6 inches)

minimum

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28
Q

toe boards:

toe board clearance above floor level ≤ _____ millimeters

A

6 millimeters

maximum

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29
Q

stairs:

stair strength ≥ _____ kg/sq.m. with FS = _____

A
  • 490 kg/sq.m. (100 lbs/sq.ft)
  • FS = 4

minimum

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30
Q

stairs:

stair width including handrails ≥ _____ meters

A

1.10 meters (43 inches)

minimum

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31
Q

stairs:

stair width without handrails ≥ _____ meter

A

0.90 meter (35 inches)

minimum

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32
Q

stairs:

stairs should be provided for pitch between _____° to _____° from horizontal or following the stairway slope (H:V)

A

30° to 38° (pitch is greater than or equal to 20°, but less than or equal to 45°)

  • stairs — 45° ≥ pitch ≥ 20°
  • ramp — pitch < 20°
  • fixed ladder — pitch > 40°
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33
Q

stairs:

ramp should be provided, instead of stairs, for pitch < _____°

A

20°

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34
Q

stairs:

fixed ladder should be provided, instead of stairs, for pitch > _____°

A

40°

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35
Q

stairs:

height between stair landings ≤ _____ meters

A

3.6 meters (12 feet)

maximum

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36
Q

stairs:

stair headroom (vertical clearance) ≥ _____ meters

A

2 meters (6 feet and 7 inches)

minimum

37
Q

stairs:

stair treads ≥ _____ centimeters (exclusive of nosing and projections)

A

25 centimeters (9 inches)

minimum

38
Q

stairs:

stair risers ≤ _____ centimeters

A

20 centimeters (8 inches)

maximum

39
Q

fixed ladder:

fixed ladder should be _____

40
Q

fixed ladder:

fixed ladder pitch ≤ _____°

A

90°

maximum

41
Q

fixed ladder:

distance from centerline of rungs to fixed object on the climbing side ≥ _____ centimeters for pitch of 75°

A

90 centimeters (35 inches)

minimum

42
Q

fixed ladder:

distance from centerline of rungs to fixed object on the climbing side ≥ _____ centimeters for pitch of 90°

A

75 centimeters (30 inches)

minimum

43
Q

fixed ladder:

fixed ladder landings for every _____ meters or fraction thereof

A

6 meters (20 feet)

44
Q

fixed ladder:

members of shoring and timbering

A
  • sheating (sheeting)
  • wale
  • strut
45
Q

member of shoring and timbering:

the vertical member of shoring and timbering which directly resists pressure from side of an excavation

A

sheating (sheeting)

46
Q

member of shoring and timbering:

the longitudinal member of shoring and timbering which directly resists pressure from sheathing

47
Q

member of shoring and timbering:

the transverse member of shoring and timbering which directly resists pressure from sheathing or wales

48
Q

a temporary structure of timber or metal work with a platform used in the construction, alteration, or demolition of a building, or other maintenance work used to support workers or to allow the hoisting and lowering of workers, their tools, and materials

49
Q

three (3) types of scaffold

A
  • single scaffold
  • double scaffold
  • suspended scaffold
50
Q

type of scaffold:

a platform supported by a single row of uprights or standards tied along the wall, connected horizontally by a ledger, and supporting putlogs which rests on ledger on one side and in holes left in walls on the other

A

single scaffold

51
Q

type of scaffold:

a platform supported on two rows of uprights or standards parallel to the wall of a building connected by horizontal ledgers and is independent from the building wall

A

double scaffold

52
Q

type of scaffold:

a scaffold suspended by means of ropes or chains capable of being lowered or raised by winch, pulley, block, or such other means

A

suspended scaffold

53
Q

members of scaffold

A
  • standard / upright
  • ledger / stringer
  • putlogs / bearer
  • brace
54
Q

member of scaffold:

the vertical member of scaffold transmitting the load to the ground or to a base plate

A

standard / upright

55
Q

member of scaffold:

a scaffold bracing, which extends horizontally from standard to standard forming right angles with the putlogs and forms a tie between the standards

A

ledger / stringer

56
Q

member of scaffold:

a scaffold member spanning between a ledger and a building wall or between two ledgers upon which the platform rests

A

putlogs / bearer

57
Q

member of scaffold:

a scaffold member that holds standards or uprights in a fixed position to prevent any lateral movement

58
Q

excavation safety:

the walls of every excavation over _____ meter deep shall be supported by adequate shoring and timbering to prevent collapse; except for excavation in which workers are not required to enter, cut in solid rock, walls sloped to 45° or at angle of repose

A

1 meter (3 feet)

59
Q

excavation safety:

shoring or timbering in excavation over _____ meters shall be designed by a structural engineer and approved by the proper authority

A

6.6 meters (29 feet)

60
Q

excavation safety:

every excavation over _____ meter shall be kept free of water at all times

A

1 meter (3 feet)

61
Q

excavation safety:

tools or materials shall be kept a minimum of _____ meter away from the edge of the excavation to prevent their being knocked down into the excavation

A

1 meter (3 feet)

62
Q

excavation safety:

no vehicle or other machinery shall be driven, operated or located near the edge of an excavation at least a distance _____ of its depth

A

one-third (1/3)

63
Q

excavation safety:

every excavation over _____ meter deep shall be provided with means of access and escape in case of flooding or collapse of the excavation work

A

1 meter (3 feet)

64
Q

excavation safety:

every excavation shall have at least one (1) ladder as means of ingress and egress in every _____ meters of length or fraction thereof, of a length, which shall extend at least _____ meter above the top of the excavation to provide a firm handhold when stepping on or off the ladder

A

16.6 meters (50 feet)
0.83 meter (2 feet & 6 inches)

65
Q

excavation safety:

sheathing (sheeting) shall not be less than _____ centimeters in section

A

5 x 15 centimeters (2 x 6 inches)

66
Q

excavation safety:

wales shall not be less than _____ centimeters in section

A

10 x 15 centimeters (4 x 6 inches)

67
Q

excavation safety:

struts shall not be less than _____ centimeters in section

A

10 x 15 centimeters (4 x 6 inches)

68
Q

scaffolding safety:

timber/bamboo scaffoldings shall be limited to a height of _____ meters from the ground or base

69
Q

scaffolding safety:

at heights over 20 meters, _____ should be used designed by a structural engineer

A

structural metals

70
Q

scaffolding safety:

in single scaffold, the standard shall be placed at _____ to _____ meters apart at a distance of _____ meter from the wall, connected horizontally by ledgers spaced vertically at _____ to _____ meters on centers; putlogs shall be placed in the holes left in the walls

A

1.18 to 2.43 meters (4 to 8 feet)
1 meter (3 feet)
1.51 meters to 1.81 meters (5 to 6 feet)

71
Q

scaffolding safety:

the size of the standard shall not be less than _____ centimeters in diameter or its equivalent

A

8.9 centimeters (3 inches)

72
Q

scaffolding safety:

when it is necessary to extend a standard, the overlaps shall not be less than _____ centimeters

A

60 centimeters (23 inches)

73
Q

scaffolding safety:

in double scaffold, the outer row shall be at a distance of _____ to _____ meters from the wall

A

1.22 to 1.32 meters

74
Q

scaffolding safety:

in double scaffold, the putlogs shall rest entirely on the _____

75
Q

scaffolding safety:

the size of the standards for double scaffold shall not be less than _____ centimeters in diameter or its equivalent

A

10 centimeters

76
Q

scaffolding safety:

the overlap of the standards for double scaffold shall not be less than _____ centimeters

A

15 centimeters

77
Q

scaffolding safety:

when the platform is not more than 2 meters (6 feet) above the ground floor, the minimum width of the platform for painters, decorators, and similar types of workers is _____ centimeters

A

30 centimeters (12 inches)

78
Q

scaffolding safety:

when the platform is not more than 2 meters (6 feet) above the ground floor, the minimum width of the platform for all other types of workers and tools is _____ centimeters

A

50 centimeters (20 inches)

79
Q

scaffolding safety:

when the platform is more than 2 meters (6 feet) above the ground floor, the minimum width of the platform for men, tools and materials is _____ meter

A

1 meter (3 feet)

80
Q

scaffolding safety:

when the platform is more than 2 meters (6 feet) above the ground floor, the minimum width of the platform for men, tools, materials and vehicles is _____ meters

A

1.5 meters (5 feet)

81
Q

scaffolding safety:

a scaffold platform shall not project beyond its end support to a distance exceeding _____ times the thickness of the plank, unless secured to prevent tipping

82
Q

scaffolding safety:

fall protection equipment is required when working in a height of _____ meters

83
Q

scaffolding safety:

over _____ meters, workers are required to use fall arrest equipment

84
Q

scaffolding safety:

all personnel involved in scaffolding activities shall have appropriate _____ and _____

A

training and certification

85
Q

prevents you from falling (e.g., guardrails, covers, restraints)

A

fall protection system

86
Q

protect you after you fall: they stop the fall before you hit the surface. (net/mesh, body harness)

A

fall arrest system

87
Q

HIRAC stands for _____

A

Hazard Identification, Risk Assessment, and Control

88
Q

process of HIRAC

A
  • classify work activities
  • identify hazard
  • conduct risk assessment (analyze and estimate risk from each hazard) by calculating or estimating likelihood of occurrence and severity of hazard
  • decide if risk is tolerable and apply control measures (if necessary)
89
Q

a formal process to identify the dangers of specific job/activity in order to reduce the risk of injury to workers

A

job hazard analysis