TB-Confined Space

Question 1

Confined space can kill u, in how many breaths?

Answer 1

1-2

PS in many ways confined space is more dangerous than a building fire.

Question 2

In confined space rescue, rescuers become the casualties in _____ % of the cases?
Asphyxiants account for ____ % of all confined deaths?

Answer 2

60%- casualties

50%- asphyxiants

Question 3

There are 3 things that define a confined space?

Answer 3

Not designes for continuous human occupancy.
Large enough for a person to enter and perform work.
Limited means of entry and escape.

Question 4

T/F A cesspool is not a confined space.

Answer 4

False

cesspool is a confined space

Question 5

Are all confined spaces dangerous?

Answer 5

No

Question 6

Confined spaces that are dangerous are called _____ ?

Answer 6

Permit required confined space by OSHA

PS a non-permit can be just as deadly

Question 7

A permit required confined space has 1 or more of the 4 factors, What are they?

Answer 7

Has potential to contain hazardous atmosphere.
Material that could engulf a person.
Shaped to be caught by inwardly walls or floors sloped down into smaller cross sections.
Serious health or safety hazard.

Question 8

What are the 2 main categories of confined space?

Which is most deadly?

Answer 8

Atmospheric and Physical

Atmospheric

Question 9

Atmospheric hazards has 3 types?

PS. no accurate way to test for all toxic materials

Answer 9

ACRO- ATE
Asphyxiant ( more deadly)
Toxic ( more difficult to work in)
Explosive

Question 10

In confined space SCBA is worn until ______?

Answer 10

Atmosphere is verified safe.

Question 11

What is the only safe way to detect a lack in oxygen?

PS most cases no hint of the lack of O2

Answer 11

Oxygen meter carried by Rescue and Haz Mat

Question 12

Treat every confined space as _______ atmosphere until proven otherwise by verified meter readings

Answer 12

Deadly

Question 13

_______ is a common hazard in many confined spaces?

Answer 13

Loss of footing.
PS falls + falling objects account for a lot of injuries
PS unconscious treat as having spinal injuries.

Question 14

Confined Space. 2.2.2
FF _____ use FD ladders if conditions permit.
FF ______ tie off to substantial object.
FF _____ remain attached to lifeline

Answer 14

Should
Should
Should (this is conflict)
PS in 4.3 MUST be secured to LSR (Conflict?)

Question 15

By law for confined space, the rescuer must know?

5 things

Answer 15

Hazards within including signs of danger + symptoms.
Escape in emergency.
How to communicate with attendant outside.
How to use equipment especially PPE + patient handling equipment.
First Aid + CPR

Question 16

Confined space 1st arriving unit ensures the response of which companies?
PS. IC ensures ALS
GOOD ?

Answer 16

rescue
haz mat
soc support ladder
ems 
batt chief

Question 17

Can the 1st arriving unit commence rescue ops in a confined space incident?

Answer 17

If conditions permit.

PS treat MOST confined spaces as an emergency

Question 18

In confined space the 30 min cylinder has serious limitations. Who is in charge of being the control timer at these situations?

Answer 18

A FF is control timer. He also ensures the rescuer has a full cylinder.
PS for subway Officer is in control of time.
for collapse it is Officer he is just taking names when they exit

Question 19

In confined space the the FF in charge of the rescuers time will write down the time the member dons their ______ .

Answer 19

Facepiece

Question 20

Confined space, with a 30 min cylinder the rescuer MUST be with drawn in _____ min?

Answer 20

15 min

Question 21

Confined space, What is critical?

PS Vibralert does NOT provide enough time for complex entries.

Answer 21

rescuers remain on direct line of sight with the outside and their exit.
THIS IS IN BOLD LETTERS

Question 22

Confined space a FF is connected to a LSR with what knot?

Answer 22

Bowline on a bight with slippery hitch.
ACRO- BOB SH
Primary purpose is to remove rescuer if he becomes overcome.

Question 23

T/F In confined space. to haul a full grown adult vertically without a pulley or mechanical advantage is nearly impossible?

Answer 23

True

Question 24

Confined space, what is considered as very stable?

Answer 24

TL

IF no to use aerial

Question 25

TL has a weight supporting capacity of _____ and the aerial is ______?
Never use as a crane to lift a PERSON!

Answer 25

at least 800
only 250
PS regular situation for TL is 1000lbs
PS regular situation 250-750lbs (rearmount aerial)

Question 26

Confined space the boom or ladder is in position, what is the next step?

Answer 26

All personnel MUST be removed from turntable and engine shutoff and engine shut off to prevent accidental movement.
ALL IN BOLD LETTERS.

Question 27

T/F Confined space. The FF selected for initial entry SHOULD be cpr and first aid trained or cfr-d certified?

Answer 27

True

Access medical status as soon as contact is made.

Question 28

Confined space. the rescuer shall contact who of changes in level of consciousness with who?

Answer 28

Medical personnel

Question 29

Confined space the highest priority for a person that is breathing is _______?

Answer 29

placement of mask facepiece

Question 30

T/F All FF entering a confined space must be breathing SCBA unless atmosphere is proven non-hazardous.

Answer 30

False

and continuous meter readings

Question 31

Safe atmospheric conditions for confined space are?
O2 between ____ and ____
Flammable range not over ____ % of lel
Toxicity not over ____ ppm of carbon monoxide
Not over ____ ppm of hydrogen sulfide

Answer 31

O2- 19.5 and 23.5
flammable not over 10% of lel
not over 35ppm of CO
not over 10 ppm of hydrogen sulfide

Question 32

T/F Confined space. Means of hauling a person out of space must be set up before member enters space.

Answer 32

true