29 CFR 1926 OSHA Construction

Question 1

Find the maximum allowable slope for an excavation that is less than 20 feet in depth in type C soil.

Answer 1

1-1/2 horizontal to 1 vertical

Question 2

On stairways less than 44 inches wide both sides enclosed, at least____ shall be installed.

Answer 2

1 hand rail

Question 3

Portable ladders shall be used at such pitch that the horizontal distance from the top support to the foot of the ladder is about_____of the working length of the ladder.

Answer 3

One quarter

Question 4

Each self supporting portable ladder shall be capable of supporting at least ______the maximum intended load, without exception.

Answer 4

4 times out of

Question 5

When portable ladders are used, how far above an upper landing surface shall the ladder side rails extend above the landing in order to gain access?

Answer 5

3 feet

Question 6

Which of the following extinguishers will extinguish a gasoline fire?

Answer 6

Foam, carbon dioxide, dry chemical

Question 7

Which of the following types of fire extinguishers will not extinguish a large class A Fire?

Answer 7

Sodium

Question 8

When internal combustion engine exhaust are piped to outside the building under construction, a clearance of at least_____shall be maintained between such piping and combustible material.

Answer 8

6 inches

Question 9

Driways between and around combustible storage piles shall be at least______wide

Answer 9

15 feet

Question 10

Areas in which flammable liquids are transferred at one time, in quantities greater than 5 gallons from one tank to another, shall be separated from other operations by______ distance or by construction having a fire resistance of at least______.

Answer 10

25 feet; 1 hour

Question 11

No more than______gallons of flammable liquids shall be stored in a room outside of an approved storage cabinet.

Answer 11

25 gallons

Question 12

When placing a circulating room heater as a temporary heating device, what shall be the minimum side and rear clearance and chimney connector clearance from combustible material?

Answer 12

12” , 12” , 18”

Question 13

A contractor agrees with a subcontractor to divide job site responsibilities, such as providing safety programs, temporary sanitation facilities?

Answer 13

This is legal; however the contractor cannot be relieved of the overall responsibility.

Question 14

Which type of sign indicates a warning for potential hazards?

Answer 14

Yellow sign, yellow letters on a black background

Question 15

During the course of construction, containers shall be provided for the collection and separation of_____.

Answer 15

Waste, trash, and oily and used rags

Question 16

Material stored inside buildings under construction shall not be placed within____feet of a hoist way.

Answer 16

6 feet

Question 17

Welded alloy steel chain slings shall have permanently affixed durable identification stating______.

Answer 17

Size, grade, rated capacity and sling manufacturer.

Question 18

When debris is dropped through holes in the floor without the use of chutes, the area onto which the material is dropped shall be completely enclosed with barricades not less than 42 inches high and not less than______ feet back from the edge of the opening above.

Answer 18

6 feet

Question 19

Whenever materials are dropped more than_____ to any point lying outside the exterior walls of the building, an enclosed chute of wood, or equivalent material, shall be used.

Answer 19

20 feet

Question 20

The use of electrical cords for hoisting or lowering shall ______.

Answer 20

Not be permitted

Question 21

The maximum compressed air pressure that should be used for cleaning purposes is?

Answer 21

30 psi

Question 22

The employee emergency action plan may be communicated orally to employees for employers with______ employees.

Answer 22

10 or less

Question 23

Oxígeno cylinders, regulators, hoses, and fittings shall be kept away from_____ by at least 20 feet.

Answer 23

Oil and grease

Question 24

Each suspension rope used on non-adjustable suspension scaffolds shall be capable of supporting at least______ the maximum intended load applied to that rope.

Answer 24

6 times

Question 25

Each scaffold plank platform unit shall be installed so that the space between adjacent units and the space between the platform and the uprights is no more than______wide, without exception.

Answer 25

1 inch

Question 26

Each scaffold platform and walkway shall be at least_______ wide without exception

Answer 26

18 inches

Question 27

When winding drum hoists are used on a suspension scaffolds, they shall contain not less than_____of the suspension rope at the lowest point of scaffold travel.

Answer 27

4 wraps

Question 28

All ladder jack scaffolds shall be limited to light duty and shall not exceed a height of ______ above the floor ground.

Answer 28

20 feet

Question 29

When mobile scaffolds are being used in a stationary manner, what preventative measures shall be used to prevent movement of the scaffold?

Answer 29

Positive wheel and or wheel and swivel locks

Question 30

Fall protection is required when employees are working near an unprotected side or edge which is_____ or more above a lower level.

Answer 30

6 feet

Question 31

Where warning lines are used to indicate the location of the roof work area, what is the allowable range for the height of the warning line from the walking working surface?

Answer 31

34 to 39 inches

Question 32

Whenever there is danger of falling through a skylight opening, it shall be guarded. When guarded by a guardrail system on all exposed side, the system must be capable of sustaining the weight of a_____ pound person.

Answer 32

200 pound

Question 33

Top rails and mid rails shall be at least____nominal diameter or thickness to prevent cuts and lacerations.

Answer 33

1/4 inch

Question 34

When using a personal fall arrest system for stopping a fall, what is the maximum deceleration distance an employee shall travel before a complete stop.

Answer 34

3.5 feet

Question 35

Horizontal lifelines shall be designed, installed, and used under the supervision of a qualified person, as part of a complete personal fall arrest system, which maintains a safety factor of at least______.

Answer 35

Two

Question 36

The common drinking cup is______.

Answer 36

Always prohibited

Question 37

What is the minimum number of urinal and or toilet seats for 200 employees?

Answer 37

8 ( 4 toilet seats and 4 urinals )

Question 38

An employee is exposed to a noise decibel level of 92 db for 2 hours, 97 db for 1 hour, 100 db for 1/9 of an hour. The equivalent noise exposure is_____.

Answer 38

Less than unity and the employee may work in that condition

Question 39

When placing materials on a construction area that incorporates open web steel joists into the structure, how far away from the bearing surface of the joist end shall the construction load be placed?

Answer 39

Within 1 foot of the bearing surface of the joist end.

Question 40

Without exceptions, what is the maximum height that an employee engaged in steel erection activities who is on a walking working surface with an unprotected side or edge is allowed to work without fall protection?

Answer 40

15 feet

Question 41

Granular soils including gravel, sand and loamy sand are examples of which soil classification?

Answer 41

Type C

Question 42

Which example of an excavation would require a protective system to protect employees from the hazard of potential cave-in?

Answer 42

An excavation of 8 feet in a type C soil

Question 43

Bagged materias shall be stacked by stepping back the layers and cross-keying the bags at least every___ high.

Answer 43

10 bags

Question 44

When masonry blocks are staked higher than_____feet, the stack shall be tapered back one-half block per tier above the top level.

Answer 44

6

Question 45

Loose brick stacks shall not be more than____ feet in height, before tapering is required.

Answer 45

4

Question 46

OSHA requires masonry walls taller than____feet to be braced.

Answer 46

8

Question 47

All masonry walls over_____feet in height shall be adequately braced to prevent overturning and to prevent collapse unless the wall is adequately supported.

Answer 47

8 feet

Question 48

Lumber piles shall not exceed____feet in height when handled manually.

Answer 48

16 feet

Question 49

All pneumatically driven nailers and staplers, which operate at more than____psi pressure at the tool, shall have a safety device on the muzzle.

Answer 49

100 psi

Question 50

Electric hand tools shall be either grounded or____.

Answer 50

Double-insulated

Question 51

What is the maximum intended load of a ship scaffold?

Answer 51

750 pounds

Question 52

The contractor has which responsibility in relation to hard hats?

Answer 52

Contractor must require their use and provide to employees and subcontractors

Question 53

Eye protection near dangerous working conditions is____.

Answer 53

Required at the employer’s cost

Question 54

How far should nets extend beyond the edge of work surfaces where employees are exposed?

Answer 54

8 feet

Question 55

A stairway or ladder shall be provided where there is a break in elevation of____or more, and no ramp, runway, sloped embankment or personnel hoist is provided.

Answer 55

19 inches

Question 56

Stairs shall be installed at angles to the horizontal of between____-____ degrees.

Answer 56

30 degree - 50 degree

Question 57

Exposure to impulsive or impact noise should not exceed_____db peak sound pressure level.

Answer 57

140 db

Question 58

The minimum illumination in an active storage area in a construction area is____.

Answer 58

3 foot candle

Question 59

Lifting hardware shall be capable of supporting at least_____ the maximum intended load applied or transmitted to the lifting hardware.

Answer 59

5 times out of

Question 60

A bundle of joist bridging shall be placed on a minimum of____steel joists that are secured at one end.

Answer 60

3