Probation 121.15 Flashcards
(45 cards)
What are the principal structural members of a ladder?
The Beams
Hooks that lock the fly section into place are called?
Pawls
Fleet Maintenance suggests what items as the best lubrication for the guides?
Hot Candle Wax
When would you carry a portable ladder into position tip first?
To avoid overhead obstructions
What are the most common types of ground or portable ladders?
Straight, Extension, and Vairable Specialized Ladders
Why do fire service ladders warrant special inspection attention?
They are subject to a great deal of misuse.
What are the two broad categories of rope and what are the characteristics?
Natural Materials: Low shock load, low strength to weight ratio.
Synthetic Materials: High strength to wait and shock loads, resistant to acids, safe to get wet.
What basic terms are used to describe the elements that are combined to form a knot?
Round turn, Bite, Loop
What should all knots be and what term is used to describe this practice?
Neat and Tight, termed “Dressing”
What are tag/guide lines?
rope used to control an object being lifted.
Ther fire service tends to utilize rope for a few tasks and operations that can be divided into two catergories, what are they?
Life Safety and Utility
When inspecting ropes what are the members visually and tactilely inspecting for?
Abrasions, laceration, chemical exposure, melting, and excessive fuzzing.
What is necessary for firefighters to preform the task of forcible entry?
Knowledge, skill, and experience
Tools used for forcible entry are divided into several famillies or groups based on their intended use, what are they?
Striking, Prying, and Cutting
What is the first step to tool safety?
Be familiar w/ tools, operation, and matiance.
How can a firefighter determine which way a door will open?
by observing the jam and hing pins
What type of cut is made on commerical roll down steel doors and gates, what type of saw?
Inverted “V” using a metal power saw.
What is forcible entry?
gaining entry to a bulding or secure area by disabling, breaking, or going around locking/security devices.
What is conventional forcible entry?
Use of leverage, force, and impact.
When is it best to use the thru the lock method of forcible entry?
When damage should be kept to a minium
What are two reasons to force a window.
Alternate means of entry, RIT
ventalation / rescue
What are the two main considerations when breaching a wall?
Type of construction
Avaliable Tools
List three prying and spreading tools?
Claw Bar
Halligan Bar
Pinch Bar
List two striking tools?
Sledgehammer
Flathead Axe
