Lesson 8

Question 1

About ? of confined space fatalities occur among would-be rescuers.

Select one:

a. 25%
b. 50%
c. 60%
d. 80%

Answer 1

c. 60%

Question 2

A space that has the potential to contain hazardous atmospheres is a permit-required confined space.

Select one:
True
False

Answer 2

True

Question 3

Ventilation of enclosed spaces should provide clean air at the rate of at least ? per occupant.

Select one:

a. 20 cfm
b. 50 cfm
c. 100 cfm
d. 200 cfm

Answer 3

d. 200 cfm

Question 4

While working in an enclosed space, ? should be continuously taking place.

Select one:

a. checking conductors in the manhole for power
b. monitoring the radio
c. rotation of men working in the manhole
d. ventilation of the space

Answer 4

d. ventilation of the space

Question 5

If employers have permit-required confined spaces, they must develop a(n) ? permit space program.

Select one:

a. comprehensive
b. inclusive
c. step-by-step
d. written

Answer 5

d. written

Question 6

Under the permit-required written program, appropriate testing for three items must be checked prior to entering a confined space. The three items are: combustible gases or vapors, toxic gases or vapors, and methane gas.

Select one:
True
False

Answer 6

False

Question 7

The ? is the employee who stands by at the entrance to the confined space while an entrant is inside.

Select one:

a. attendant
b. job safety director
c. Journeyman Electrical Worker
d. qualified individual

Answer 7

a. attendant

Question 8

The duration of the permit for confined space entry must not exceed ? .

Select one:

a. 8 hours
b. one work week
c. the time required to complete the work
d. work shift, but not longer than 16 hours

Answer 8

c. the time required to complete the work

Question 9

Rescue ? may be used where the use of a chest or body harness is impracticable or creates a greater hazard.

Select one:

a. arm bands
b. belts
c. suspenders
d. wristlets

Answer 9

d. wristlets

Question 10

Employers must ensure that all workers who are required to work in confined spaces are adequately ? .

Select one:

a. capable of performing the work
b. informed of all hazards
c. supervised
d. trained

Answer 10

d. trained

Question 11

Training must occur before the initial assignment, if job duties change, if there is a change in the permit space program, or ? .

Select one:

a. if 6 months have passed since last performing this type of job
b. when new employees arrive on the job
c. when the employee shows deficiencies in his or her job performance
d. when required to enter a confined space

Answer 11

c. when the employee shows deficiencies in his or her job performance

Question 12

Special training requirements exist for rescue team members. In addition to the confined space training, rescue team members must also be trained in ? and first aid.

Select one:

a. bucket truck rescue
b. CPR
c. pole top rescue
d. tripod retrieval

Answer 12

b. CPR

Question 13

A(n) ? for any substance in confined spaces must be available to the medical facility treating an exposed entrant.

Select one:

a. detailed report
b. emergency treatment procedures
c. medical treatment report
d. MSDS sheet

Answer 13

d. MSDS sheet

Question 14

Entrants who must enter a permit-required space must wear a ? the entire time they are occupying the space.

Select one:

a. chest or full body harness with a retrieval line attached to the center of the back near the shoulder level or above their heads
b. harness with built in positioning belt
c. positioning belt
d. single d-ring body belt

Answer 14

a. chest or full body harness with a retrieval line attached to the center of the back near the shoulder level or above their heads

Question 15

If the space contains a vertical depth of ? or more, a mechanical device must be available to retrieve personnel.

Select one:

a. 2’
b. 3’
c. 4’
d. 5’

Answer 15

d. 5’

Question 16

Excavations must be tested for hazardous atmospheres when the excavation is deeper than ? .

Select one:

a. 4’
b. 6’
c. 8’
d. 10’

Answer 16

a. 4’

Question 17

The ? is the employee who is permitted to enter the permit-required confined space.

Select one:

a. attendant
b. authorized entrant
c. company safety director
d. job foreman

Answer 17

b. authorized entrant

Question 18

The ? is the person who takes the responsibility of implementing the procedures of the confined space program.

Select one:

a. authorized entrant
b. company safety director
c. entry supervisor
d. job foreman

Answer 18

c. entry supervisor

Question 19

An OSHA-defined confined space is not designed for continuous employee occupancy.
Select one:

True
False

Answer 19

True

Question 20

Under the permit-required confined space standard, the person responsible for using the required personal protective equipment is the ? .

Select one:

a. attendant
b. authorized entrant
c. crew foreman
d. entry supervisor

Answer 20

b. authorized entrant

Question 21

One end of the retrieval line must be connected to a ? or a fixed point outside the permit space.

Select one:

a. confined space attendant
b. mechanical device
c. safety barricade
d. stationary vehicle

Answer 21

b. mechanical device

Question 22

All confined spaces are permit-required confined spaces.

Select one:
True
False

Answer 22

False

Question 23

A ? would not be classified as a confined or enclosed space.

Select one:

a. basement
b. manhole
c. silo
d. vault

Answer 23

a. basement

Question 24

When testing the conditions of a confined space, flammable gases or vapors may not show up on the test until ? is introduced into the space.

Select one:

a. halon
b. hydrogen
c. nitrogen
d. oxygen

Answer 24

d. oxygen

Question 25

Testing a manhole for atmospheric hazards should be done before and after the cover is removed.

Select one:
True
False

Answer 25

True

Question 26

When testing and monitoring the oxygen levels in a confined space, the minimum safe level is ? and the maximum safe level is 23.5%.

Select one:

a. 14.5%
b. 16.5%
c. 19.5%
d. 22.5%

Answer 26

c. 19.5%

Question 27

Under the permit-required confined space standard, knowing the confined space hazards is the duty of ? .

Select one:

a. the authorized attendant
b. the authorized entrant
c. the entry supervisor
d. all the above

Answer 27

d. all the above

Question 28

Under the permit-required confined space standard, the ? has the responsibility to terminate entry and cancel permits when the entry is complete or the entry conditions change.

Select one:

a. attendant
b. authorized entrant
c. crew foreman
d. entry supervisor

Answer 28

d. entry supervisor

Question 29

The authorized attendant may perform a non-entry rescue if necessary.
Select one:

True
False

Answer 29

True

Question 30

A confined space should be ventilated by blowing air into the space for a minimum of at least ? before entering.

Select one:

a. 1 minute
b. 5 minutes
c. 15 minutes
d. 30 minutes

Answer 30

b. 5 minutes