Advance DC Study Guide 312 Investigator

What is a watertight boundary?

A water tight door

What are the contents of an investigator kit?

2 sets of ff gloves

15" dogging wrench

Message blanks

100 pens

Sounding tape

2 flashlights w/batteries

2 tool belts

What to do if a boundary man is locked in?

Report to repair locker, include who owns the space and j-dial. Then any means necessary.

What do you do if the investigator goes missing?

Report to the locker, retrace your steps to locker, get a new investigator

What to do if you see a ruptured pipe?

Report, minimize, secure

When using Halon, how long should you wait before entering space?

Max 30 MINS

MIN 15 MINS

15 Mins to soak

15 for negative ventilation

What do you do when Halon is set to off?

Go right away. Investigators don't go inside the space.

4 Principles of Investigation

Caution

Thorough

Report

Repeat

Who do you make reports to?

Repair Locker

How often do you make reports?

Every 15 minutes

What are the two indicators for Halon effectiveness?

Door cool to touch

White smoke

What is the purpose of a tap test?

To see where the water levels are on the other side of the bulkhead

How do you conduct a tap test?

Tap a dogging wrench on the bulkhead at 45 degree angle

Primary and secondary for Alpha fire?

Water: Primary

CO2: Secondary

Primary and secondary for Bravo fire?

AFFF: Primary

PKP: Secondary

Primary and secondary for Charlie fire?

Secure Power FIRST

CO2: Primary

Water: Secondary

Primary and secondary for Delta fire?

Jettison: Primary

Secondary: Large Amounts of water

How do you get someone out a space?

Fireman's Carry

If you see frayed cables, what do you do?

Secure power

Close door

Report it

What is the area between the primary boundary and secondary boundary!

The buffer zone

What is the primary boundary?

First visible bulkhead to the casualty.

What is the secondary boundary?

The second closest bulkhead to the secured area

What is considered a water tight boundary?

Watertight door with transverse bulkhead

What PPE does an investigator wear?

F/F Coveralls

F/F Helmets

Gold flash hood

SCBA Mask

30 min SCBA

F/F Gloves

F/F Boots

Air pushing out an area?

Flooding

Air sucking in an area?

Fire

When do you go on air for a CBR casualty?

When you hear the chemical alarm IPDS Alarm or MOPP Level 4

What is the range of the CO2 Bottle?

4-6 FT

How long does CO2 bottle last?

40-45 secs continuous use. Ground due to static electricity

What is the range of the AFFF bottle?

15ft decreases because of pressure

How long does AFFF stream last?

60 seconds, 100 PSI

How many colors does the gage have?

2

What are the colors for gage and what do they mean?

Red: Bad

Green: Good

What are the two sizes of PKP bottle?

18LB & 27LB

What is the range of 18LB PKP Bottle?

19FT

10secs

How to use PKP Bottle?

CO2 cartridge on the side

Push button to puncture a hole and charge bottle for use

What are the primary jobs for investigators?

Set Boundaries

Check for further damage

Can you set a boundary with CO2?

No

What is the range of 27LB PKP Bottle?

21FT

11secs

What are the fixed systems

Light off Halon by actuating 5LB CO2 Bottle

Light off CO2 by pulling the cord

Halon and CO2 time delays are 30 seconds

References - 312 Investigator (1)

NSTM 079 Vol 2. Practical DC

References - 312 Investigator (2)

NSTM 555 Surface Ship FF

References - 312 Investigator (3)

AEL - Allowance Equipment List

Principle for Investigator (1)

Caution

Principle for Investigator (2)

Thorough

Principle for Investigator (3)

Report

Principle for Investigator (4)

Repeat

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