Health and safety

Question 1

Supervisors and employees must attend tailgate, safety meetings, at least every

Answer 1

10 days

Question 2

Management and supervisors must attend, safety meetings, at least every

Answer 2

Month

Question 3

All health and safety records must be kept for a minimum of

Answer 3

Five years

Question 4

Health and safety records concerning a long-term health hazard must be kept for

Answer 4

30 years

Question 5

A serious injury or illness is one in which an employee is

Answer 5

Hospitalized for more than 24 hours, or in which an employee suffers the loss of any member of the body or suffers any permanent disfigurement

Question 6

Construction of trenches or excavations, 5 feet or deeper that workers must enters, requires obtaining a

Answer 6

DOSH permit

Question 7

What does DOSH stand for

Answer 7

Division of occupational safety, and health

Question 8

Employer must make records available to a request request by a worker, or the workers representative within

Answer 8

15 days

Question 9

Employers must monitor noise, and administer a hearing conservation program when noise exposure is

Answer 9

85DB or more

Question 10

What is the maximum sound level an employee can be exposed to for eight hours

Answer 10

90 dB

Question 11

How does the time of noise exposure change with increasing decibels?

Answer 11

For every 5 dB above 90 the maximum on the loud daily exposure decreases by 1/2
For example, an employee can be exposed to 95 dB for only four hours, and 100 dB for only two hours

Question 12

At what oxygen concentration must air supplying respirators be used

Answer 12

Oxygen concentrations below 19.5%

Question 13

Working in a confined space, where dangerous air contamination exists requires all of the following

Answer 13

Respiratory protection
A safety harness and retrieval line
One employee standing by with a respirator trained in CPR
One additional employee within sight or call
An effective means of communication between the employees and the standby
Ongoing atmospheric testing

Question 14

How many toilets are required for a job site?

Answer 14

One toilet must be be provided for every 20 employees or fraction there of

Question 15

What is a type A fire extinguisher used for?

Answer 15

Ordinary combustibles. Solid materials, such as wood, paper cloth trash.

Question 16

What is a type B fire extinguisher used for?

Answer 16

Flammable liquids

Question 17

What is a type C fire extinguisher used for?

Answer 17

Electrical fires. Uses a non-conductive retardance. Once an electrical equipment is deenergized, a type a or type B fire extinguisher can be used

Question 18

What is a type D fire extinguisher used for?

Answer 18

Combustible metals.
In the USA these extinguishers are painted yellow, not red

Question 19

Type K fire extinguisher

Answer 19

Used for cooking fires

Question 20

Buildings three stories or 36 feet in height must have at least

Answer 20

Two stairways

Question 21

Minimum lighting requirement for all stairways

Answer 21

At least 5 foot candles

Question 22

Minimum stairway width

Answer 22

24 inches

Question 23

Minimum and maximum angle of stairways

Answer 23

30 to 50° from horizontal

Question 24

Maximum height of a stepladder

Answer 24

20 feet

Question 25

Maximum height of an extension ladder

Answer 25

72 feet

Question 26

Landing platforms must be provided when ladders are used to climb to heights greater than

Answer 26

20 feet

Question 27

How to determine the safe pitch of a straight ladder

Answer 27

Place the base of the ladder out from the wall a distance of 1/4 the length of the ladder from the base to the top supports

Question 28

What is the strongest ladder type and what is it working load

Answer 28

Special duty. IAA 375 pounds.

Question 29

Ramps must be guarded with standard railings when they are

Answer 29

7 1/2 feet or higher

Question 30

Construction elevators are required for structures that are

Answer 30

60 feet or more above ground level or 48 feet or more below ground level

Question 31

Trenches, 4 feet or more in depth require

Answer 31

Ladders placed within 25 feet of any work area

Question 32

Trenches of 5 feet or more in-depth require

Answer 32

ADOSH permit, if workers required to enter the trench Use shoring, benching, sloping, or equivalent methods Excavating materials must be placed at least 2 feet from the edge of the excavation

Question 33

Trenches, more than 6 feet or more in depth require

Answer 33

Crossings with guard, rails, and tow boards

Question 34

Trench shoring materials typically consist of

Answer 34

Solid wood sheeting at at least 2 inches thick Plywood of at least one and 1/8 inches thick

Question 35

What height must railings be constructed at?

Answer 35

42 to 45 inches high

Question 36

Safety lines, tethers, and lifelines must be able to support at least

Answer 36

5000 pounds

Question 37

Safety, lifelines, tethers, and lifelines must be used anytime a worker is exposed to falling more than

Answer 37

7 1/2 feet

Question 38

A permit from DSH is required for the erection of scaffolds taller than

Answer 38

Three stories or 36 feet

Question 39

What is the minimum scaffold planking?

Answer 39

2 inches thick 10 inches wide

Question 40

What is the maximum scaffold height limit for a tube and coupler style construction?

Answer 40

125 feet

Question 41

Minimum working clearance near high-voltage lines

Answer 41

6 feet for people working 10 feet for boom type equipment in operation

Question 42

Every vehicle with a body capacity of 2.5 yd.³ are more that hauls construction material must be equipped with

Answer 42

Automatic back up alarm

Question 43

Cranes Derek and forklifts exceeding a capacity of 3 tons must be certified

Answer 43

Annually

Question 44

All mobile cranes with booms over 200 feet long, or a capacity exceeding 50 tons must be equipped with a

Answer 44

Load indicating device

Question 45

When cutting heating or welding, a fire extinguisher of the following type must be kept nearby

Answer 45

Dry chemical or carbon dioxide rated six BC or more