Chapter 7 Flashcards
(48 cards)
What type of rope is used to raise, lower, or support firefighters during training? (277) [4.3.20]
A. Utility rope
B. Training rope
C. Dynamic rope
D. Life safety rope
D. Life safety rope
NFPA 1983 specifies that only rope of ________ using continuous filament virgin fiber for load-bearing elements is suitable for life safety applications. (277) [4.3.20]
A. natural fibers
B. Kevlar® or Polyester®
C. double braided nylon
D. block creel construction
D. block creel construction
In order to be reused in life safety situations, NFPA 1983 requires that the ropes: (278) [4.3.20]
A. be free of any abrasions or visible damage.
B. be washed in warm, soapy water and thoroughly air dried.
C. have exposure to impact load no greater than 50 kg (110 pounds).
D. have any minor abrasions or heat damage recorded in the rope log.
A. be free of any abrasions or visible damage.
Life safety rope must be removed from service after it is subjected to: (278) [4.3.20]
A. water.
B. impact loading.
C. loads over 300 pounds (150 kg).
D. use for high-angle or low-angle rescue.
B. impact loading.
How is life safety rope typically identified? (278) [4.3.20]
A. It is placed in a specially marked compartment.
B. The ends of the ropes are marked with a unit number.
C. The ends of the rope are tied with a figure-eight on a bight.
D. Life safety rope is yellow, orange, or red, depending on its length.
B. The ends of the ropes are marked with a unit number.
Life safety rope should be removed from service if it: (278) [4.3.20]
A. has been used as utility rope.
B. has been used for either training or rescue operations.
C. passes inspection and has not been subject to an impact load.
D. was purchased more than five years from the date of inspection.
A. has been used as utility rope.
What does it mean when life safety rope has been downgraded? (278) [4.3.20]
A. It has been cut into smaller pieces.
B. It has been converted into utility rope.
C. It may only be used for training purposes.
D. It is used as backup but while other life safety rope is out of service.
B. It has been converted into utility rope.
How does NFPA 1983 address requirements for utility rope used in fire fighting operations? (278) [4.3.20]
A. There are no NFPA requirements.
B. Utility rope must be downgraded life safety rope.
C. All utility rope must be kernmantle construction.
D. Utility rope may be used to cordon off areas or hoist equipment but not for securing unstable objects.
A. There are no NFPA requirements.
In what ways are natural fiber and synthetic fiber ropes used in the fire service? (278) [4.3.20]
A. Both natural and synthetic fiber rope are used for life safety rope.
B. Life safety rope may be natural fiber if it is block creel construction.
C. Natural fiber is used for life safety rope, synthetic is used for utility.
D. Natural fiber can be used for utility rope; synthetic is used for life safety.
D. Natural fiber can be used for utility rope; synthetic is used for life safety.
What type of rope loses its strength when it gets wet and rots rapidly? (278) [4.3.20]
A. Kernmantle
B. Natural fiber
C. Braided nylon
D. Polypropylene
B. Natural fiber
What is an advantage of rope constructed from materials such as polypropylene, Kevlar®, or polyester? (279) [4.3.20]
A. Lightweight yet very strong
B. Will not melt when exposed to heat
C. More resistant to sunlight than natural fiber rope
D. Chars rather than melts (fails) when exposed to heat
A. Lightweight yet very strong
What is an advantage of rope constructed from materials such as manila, hemp, or cotton? (279) [4.3.20]
A. Excellent resistance to water
B. Breaks faster than synthetic rope
C. More resistant to sunlight than synthetic rope
D. Melts rather than chars (fails) when exposed to heat
C. More resistant to sunlight than synthetic rope
The function of the sheath portion of kernmantle rope is to: (279) [4.3.20]
A. distinguish the rope as life safety.
B. protect the core from abrasion and contamination.
C. provide the majority of the rope’s load bearing strength.
D. keep the rope from tangling or snagging while deployed.
B. protect the core from abrasion and contamination.
How is kernmantle rope unique from other types of rope? (279) [4.3.20]
A. It is used for rope rescue operations because of its elasticity.
B. It can be constructed of either synthetic materials or a hemp/cotton blend.
C. It is composed of a braided covering over a core of the main load-bearing strands.
D. It is constructed of solid core of fibers wound together by smaller rings of synthetic fibers.
C. It is composed of a braided covering over a core of the main load-bearing strands.
In which situation would a dynamic (high-stretch) kernmantle rope be used? (279) [4.3.20]
A. Rappelling
B. Hoisting tools to the roof
C. When long falls are a possibility
D. Securing victims to a Stokes basket
C. When long falls are a possibility
What is the difference between laid (twisted) rope and braided rope? (280) [4.3.20]
A. Laid rope is easier to inspect than braided rope.
B. Laid rope is less likely to twist during use than laid rope.
C. Braided rope is used for utility rope; braided rope is used for life safety rope.
D. Braided rope is constructed by twisting fibers together to form strands, then twisting the strands; laid rope is not.
B. Laid rope is less likely to twist during use than laid rope.
What is the difference between braid-on-braid rope and kernmantle rope? (281) [4.3.20]
A. Braid-on-braid rope is jacketed; kernmantle is not.
B. Kernmantle rope resists abrasion better than braid-on-braid rope.
C. Kernmantle rope is used as utility rope, and braid-on-braid is not.
D. Braid-on-braid rope has a core rope strand running the length; kernmantle does not.
B. Kernmantle rope resists abrasion better than braid-on-braid rope.
What is the purpose of a rope log? (282) [4.5.1]
A. Proper storage of the rope
B. To determine the proper use of rope
C. To designate different lengths of rope
D. Document use and inspections of rope
D. Document use and inspections of rope
How should kernmantle rope be inspected? (282) [4.5.1]
A. Hold the rope vertically while inspecting it.
B. It should be wetted down before inspection.
C. Put slight tension on the rope while feeling it.
D. Visually inspect the core after inspecting the sheath.
C. Put slight tension on the rope while feeling it.
Which statement about inspecting laid rope is correct? (283) [4.5.1]
A. A sour, musty, or acidic smell indicates rot with natural rope.
B. Synthetic laid rope should not be inspected while it is untwisted.
C. Determine a laid rope’s age by the amount of deterioration it has endured.
D. Mildew is not a concern and does not have to be removed from synthetic laid rope.
A. A sour, musty, or acidic smell indicates rot with natural rope.
What type of flaw is typically NOT associated with inspection of synthetic rope? (283) [4.5.1]
A. Stiff or brittle spots
B. Excessive stretching
C. Cuts, nicks, or abrasions
D. Powdering between strands
D. Powdering between strands
When inspecting braid-on-braid rope, what action should be taken if the sheath slides on the core? (283) [4.5.1]
A. Downgrade it to utility rope.
B. Cut out the loose sections and use the remaining lengths of rope.
C. No action should be taken; this is normal for braid-on-braid rope.
D. Cut the end of the rope, pull off the excess material, and then seal the end.
D. Cut the end of the rope, pull off the excess material, and then seal the end.
What is a general consideration for maintaining rope in good, working condition? (283) [4.5.1]
A. Whipping or taping cut ends does not prevent unraveling.
B. Rope can be weakened from constant vibration against apparatus compartment surfaces.
C. Although it is common to reverse ends of the rope periodically, this has little effect on its wear and tear.
D. Although impact loads are harmful to all rope, holding sustained loads for several days is typically not damaging to rope.
B. Rope can be weakened from constant vibration against apparatus compartment surfaces.
What should be avoided when cleaning synthetic fiber ropes? (285) [4.5.1]
A. Using a hose drying rack
B. Any type of washing machine
C. Scrubbing with a bristle brush
D. Drying or storage in direct sunlight
D. Drying or storage in direct sunlight