Exam (elaborations)
IFSTA 7 FIREFIGHTER 2 STUDY GUIDE ESSENTIALS
- Course
- Institution
IFSTA 7 FIREFIGHTER 2 STUDY GUIDE ESSENTIALS
[Show more]
Content preview
IFSTA 7 FIREFIGHTER 2 STUDY GUIDE ESSENTIALSFinger-jointed timber - Answers- is composite building material composed of small
pieces of wood merged to form boards using various types of glue.
Medium density fiberboard - Answers- is composite building material that is a type of
laminated wood closely resembling hardwood and is used for doors and decorative
moldings.
Particle board - Answers- is composite building material composed of small flakes of
wood merged together with glue to form boards used for furniture.
Synthetic wood - Answers- s composite building material composed of recycled plastics
to form sheets or boards.
Steel support temperatures begin losing strength at - Answers- 570 degrees or 300
celsius. It elongates and buckles when heated past temperature resistance.
An A-frame collapse - Answers- occurs when the floor and/or roof assemblies on both
sides of a load-bearing center wall collapse creating a lean-to collapse on opposite
sides of the wall and creating void spaces on both sides of the wall
pattern occurs when the outer walls remain intact and the upper floors and/or roof
structure fail in the middle. - Answers- A V-shaped collapse
A pancake collapse - Answers- pattern is when the structure's floors collapse on top of
each other with debris between them.
A lean-to collapse - Answers- pattern occurs when one outer wall fails while the
opposite wall remains intact.
Has excellent heat resistance known as drywall or sheetrock. - Answers- Gypsum
Collapse zone distance - Answers- multiply the height by 1 ½ . So if building height is
30 feet the collapse zone will be 45 feet.
High pressure Pneumatic lifting bags - Answers- as they inflate they lose stability and
lifting power and also only extend up to 20 inches. Very durable material though.
Firefighters assisting in rescue operations near water should remain at least - Answers-
10 feet
Firefighters provide a ____________ role for elevator rescues - Answers- support role
for elevator operator crews to come in and handle a rescue. Communication via
elevator phone with the victims or yelling through the door is the first line of reassuring
, victims it will be alright and then after they are calm you can shut down the power and
assess how to get the doors open.
Compressed air foam systems - Answers- can be used to inject foam into water mixed
with air that makes the right mix for foam fire fighting.
Class A foam - Answers- ordinary combustibles used in wildland firefighting and
structural with hydrocarbon based surfactants.
Class B foam - Answers- used to extinguish fires involving flammable liquids and
combustible liquids. Also used to suppress vapor from fuel spills. Effective on
hydrocarbons and polar solvents like ethanol.
In-line eductors - Answers- around the pump proportions, and balanced-pressure
proportioners all describe types of proportioning devices found on fire apparatus.
Liquefied Petroleum Gas - Answers- Propane tanks NFPA 1001 to identify different
storage tanks
Tanker on fire requires - Answers- copious amounts of water to cool the pressurized
container
creates a barrier between fuel gasses and possible ignition sources. - Answers-
Separating
Lowers temperature with foam - Answers- Cooling
foam method that prevents air from reaching the fuel and releasing flammable vapors. -
Answers- Smothering
firefighting foam method that reduces water's surface tension and allows it to diffuse
class A fires. - Answers- Penetrating
The fire cause - Answers- is the happenings that occur in order for the heat source and
material to come together and ignite the fire.
The area of origin - Answers- is the vicinity in which the ignition source and material
came together for the first time.
point of origin - Answers- the exact location where the heat source and the fuel came
into contact to begin the fire.
The fire pattern - Answers- obvious design and path of burned material from where the
fire initially started.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller GEEKA. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
81989 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now