TB Foam

Question 1

Foam Coordinator Correct
A. Only 1 Foam Coordinator will respond to all 10-86 87
B. Foam Coordinators will est foam training programs and drills w/in assigned borough as requested by Foam Manager
C. Upon completion of major foam ops, Foam Manager shall request foam inventory via Dispatch
D. Foam Coordinators will est and maintain foam pre-fire ops for bulk oil facilities where they will be 1st assigned Foam Coordinator

Answer 1

D

A Two Foam Coordinators respond
B As requested by Borough Commander
C 1st to arrive Foam Coordinator shall request inventory

Question 2

Bulk Oil Storage Facility within JFK airport. Foam connections will have _ color 
A. Red only no contrasting bands
B. Red with Bright Orange caps
C. Red with Contrasting Brown bands
D. Red with Contrasting Black Bands

Answer 2

B

Question 3

Incorrect for Hi Ex Foam
A. Hi Ex foam best suited for Class “A” fires
B. Hi Ex not recommended for use on flammable liquid incidents because foam blanket can become permeated with vapors, which can ignite
C. Under certain conditions Hi Ex found effective on CNG fires
D. Certain conditions effective on suppressing or minimizing release of toxic or flammable vapors w/exception of LPG

Answer 3

C Under certain conditions effective on LNG (Liquid Natural Gas) fires

Question 4

2 Tanker Truck accident w/both on fire. BC transmits 10-86 Incorrect (2)
A. 1 Foam Coordinator
B. 2 Foam Carriers with their associated Eng
C. 2 Purple K Units with their associated Eng
D. 1 Foam Tender with its associated Eng

Answer 4

A 2 Foam Coordinators (Battalion Chiefs)

B 2 Foam Tankers w/associated Eng

Question 5

Flammable liquid (gasoline) spill and has ignited. Eng stretches foam line. Correct
A. Use 2 1/2” hose to supply 100 psi to foam eductor, maintaining educator at least one length away from pumper
B. Insure both noz and eductor have 1” yellow band
C. Insure no more than 5 lengths of 1 3/4” hose are stretched between eductor and foam noz
D. Bounce foam onto fire to achieve widest pattern at lowest velocity

Answer 5

D
A Location for the eductor is at the pumper outlet only.
1 ¾” hose - max stretch is six (6) lengths to the noz.
2 ½” hose - max stretch is ten (10) lengths to the noz
B AR-AFFF (red band) foam concentrate

Question 6

At an incident where a tank truck carrying gasoline rolled over and caught fire, the BC should anticipate that this situation will escalate and that a large caliber foam nozzle will be required. All of the following actions will be necessary except in which choice?
A: Satellite or TL, if height is an issue, utilizing the Modified Angus Foam Cannon should be positioned as close as possible to the incident.
B: 2000 GPM pumper attached to a positive water source is needed for supply. This apparatus should be as close to the incident as possible.
C: Determine a Foam Assembly Point for the Foam Tanker or Tender to deliver foam concentrate. The best placement for this is at an intersection where the units can come in and leave from the same direction.
D: Foam Assembly Point location and direction of access should be relayed to dispatcher for transmittal over Dept Radio. BC should be assigned this duty.

Answer 6

C The best placement for this is at an intersection where the units can come in from one direction and leave by another.
TB Foam 8.8

Question 7

Overturned tanker fire, which statement regarding when to operate a foam HL needs correcting?
A: When the product is a flammable liquid
B: When the product is likely to ignite
C: When the product causes an exposure problem
D: When members are working in the product

Answer 7

FOAM – Section 8.2

B is incorrect - When the product is on fire

Question 8

How much foam and operating time will you get from your standard 3 engine and 2 ladder assignment supplying one foam hand line?
A: 15 cans with an operation time of approx 15 mins
B: 13 cans with an operation time of approx 17 mins
C: 10 cans with an operation time of approx 15 mins
D: 12 cans with an operation time of approx 17 mins

Answer 8

B Training Bulletin – Foam
Engine companies carry three 5-gallon cans and trucks 2 5-gallon cans for a total of 13 cans on a first alarm assignment. Operational time for a single foam line at 3% will be approximately 17 minutes…. 7.2

Question 9

Only correct statement made?
A: At an old style steel tank truck rollover, a BLEVE can occur and the product must be off-loaded.
B: At an overturned aluminum tank truck involved in fire that remains intact, the chance of BLEVE is eliminated.
C: At a tank truck accident with fire, an all-hands assignment supplying two hand lines will provide enough foam to operate for approximately 17 minutes.
D: At a tank truck accident where there is a leak which has been stopped and contained, the remaining contents must be off-loaded before the vehicle proceeds.

Answer 9

A. Vehicle that has rolled onto it’s side must be off-loaded. Never attempt to upright a loaded vehicle. 8.6
B is Incorrect – Chance of a BLEVE still exists when shell remains intact 8.7
C is Incorrect – One hand line will provide approx 17 minutes of operating time. Using two hand lines will increase the amount of area covered, but will reduce operating time. 8.4
D is Incorrect – Once the spill is abated and the leak stopped, a decision has to be made whether to allow the tanker to proceed or have it off-loaded. 8.5

Question 10

Hi Ex Foam operation: Eductor placement
A. At the generator and supply it w/180-200 psi
B. At the generator and supply it with 200-220 psi
C. One length from pumper and supply it w/180-200 psi
D. One length from pumper and supply w/200-220 psi

Answer 10

D (Hi Ex still needs one length stretched- different than low ex foam that connects eductor right to pumper outlet 200 psi/125 GPM)