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A series of questions and answers related to rope rescue techniques, focusing on equipment, knots, safety procedures, and operational considerations. It covers topics such as rope inspection, knot tying, anchor systems, belaying, mechanical advantage, and patient handling in rescue scenarios. The material is presented in a question-and-answer format, making it useful for quick review and self-assessment. It is designed to test and reinforce knowledge of essential rope rescue skills and protocols, suitable for training and certification purposes. The document also addresses specific scenarios and equipment used in helicopter rescue operations and low-angle rescues, providing a comprehensive overview of rope rescue practices. Useful for university students, high school students and lifelong learners.
Typology: Exams
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how should rescuers protect their heads during rope rescue operations?
Ans: With a helmet designed for rescue that allows good peripheral vision
When choosing protective clothing for rope rescue, how should the clothing should fit?
Ans: Snug enough to avoid getting caught on objects, but loose enough to allow movement
What NFPA standard sets the standard on fire service life safety
ropes? Ans: NFPA 1983
what two classifications do rescue ropes fall into?
Ans: Life safety rope and utility rope
___________ is the primary fiber used to manufacture rescue rope
Ans: Nylon
Which of the following types of rope is only used in situations not involving life safety?
Ans: Utility rope
In a kernmantle rope, the _____ protects the core from abrasion?
Ans: sheath
Rope logs should
Ans: Record the life history for each individual rope
Rope should be inspected...
Ans: After each use
Rope should be checked for cuts, excessively chafed areas, soft or hard spots, glazed or melted surface areas, discoloration, or variations in diameter
Ans: Visually and physically
Parts of a carabiner
Ans: Nose, spine, locking gate, hinge
What are ascending devices used for?
Ans: As a climbing device for a single person
What device is best designed for moving a load that may increase or decrease during its movement
Ans: Brake bar rack
What term describe tightening a knot until all of the slack has been removed and the knot is snug?
Ans: Dressed
What is the knot of choice for joining two pieces of webbing
Ans: Water knot
Which knot is formed when a bight is taken under an object and then brought up and over the object?
An element of a knot created by forming a complete circle in the
rope Ans: Loop
Part of the rope that "runs" away from the knot.
Ans: Running end
characteristic that all anchor points must have?
Ans: Must be soild
What type of anchor is formed by running the end of a rope around the anchor point at least four times in a neat series of wraps, tying a Figure-Eight on a Bight in the running end, snapping a carabiner into the bight, and securing the carabiner onto the standing part of the rope?
Ans: Tensionless hitch
The advantages of the tensionless hitch in anchoring the main line is/are that it
Ans: - simple to use
The belayer's response to "On belay?" is:
Ans: Belay on
The belayer's response to " Climbing" (repelling) is
Ans: Climb on
Single rope rappel techniques require and demand an effective for safety
Ans: Communications
What is a cording configuration that can be used as a rope grab for rigging purposes
Ans: Prussik hitch
The hitch used for ascending a rope and for assisting is self- rescue situations is the:
Ans: Prussik
What are prussik loops used for?
Ans: Pulling, braking, ratcheting
Mechanical advantage is best defined as
Ans: Output force / Input force = MA
If there are two feet of the lever on one side of the fulcrum and ten feet of lever on the other side of the fulcrum, you have a/an mechanical advantage
Ans: 5:
If a 100 pound load can be moved using slightly more than 50 pounds of force, the mechanical advantage is
Ans: 2:
Assuming a load is 200 feet below, using a simple mechanical advantage system, the haul team moved the load approximately 50 feet. How many feet of rope did the haul team pull?
Ans: 150
Ans:
Which of the following government agencies requires employers whose employees are likely to need rope rescue to provide for prompt rescue?
Ans: OSHA
You are working on a rope rescue cliffside, and you are told to get a litter that will protect the subject on all sides. You get a(n):
Ans: Enclosed basket litter
What is the maximum usable length of cable on most aircraft rescue hoists?
Ans: 245 feet
What is considered the most efficient helicopter rescue procedure at a rescue site?
Ans: Hoist rescue
Which of the following can cause extra injuries to rescuers, especially experienced ones, near the end of an incident?
Ans: Complancey
If you are 150 feet from the subject of a rope rescue, you are in the _____ zone.
Ans: Warm
What is the traditional style of litter used in rescue operations?
Ans: Basket or stokes litter
The head trauma patient with increased blood pressure, irregular respirations, and a reduction in heart rate is presenting with what?
Ans: Crushing reflex
Why would a rope rescuer use a hauling system?
Ans: To make lifting easier
Daytime flight operations for aircraft require what minimum cloud ceiling for flight to be acceptable?
Ans: 500 feet
what is NOT a disadvantage of plastic litters?
Ans: they do not offer as much protection for subjects
What is NOT an advantage of the 540⁰ rescue belay device?
Ans: It is lightweight
Where would low-angle rescue be more likely than high-angle rescue?
Ans: Farmland with a nearby town having no building more than two stories tall
You are working on a rope rescue at a building site, and you anchor a rope to an exposed metal bar in an unfinished portion of the building. What kind of anchorage is the bar?
Ans: Structural
If you are using a 3:1 mechanical advantage system, you could lift 450 lbs with ______ lb of force.
Ans: 150
Ans: 2
You are carrying a subject in a litter on almost flat, fairly smooth ground. How many other litter attendants do you need?
Ans: 5
When creating a waterproof layer in a litter, what size plastic tarp should be used?
Ans: 48 square feet
What device is specifically designed for helicopter hoist and short-haul operations?
Ans: Bauman bag
Patients that develop light-headedness, nausea, vomiting, or vertigo while in a harness should be lowered to the ground immediately and treated for ____________.
Ans: Suspension trama
A subject is on a cliff in a large crack. The subject has lost almost all of their blood due to a deep thigh cut. Other subjects are calling for help from nearby. The subject with the deep cut would be coded what color in triage?
Ans: Black
A subject with a minor sprain:
Ans: Can be removed with just a rope and harness
A Prusik for a tandem Prusik, if the main rope is 12 mm, should be:
Ans: 8mm
To prevent a dynamic rollover on landing you should avoid setting a landing zone on a slope of more than _____ degrees
Ans: 5
The load ratio, when a rope has a breaking strength of 2000 lbf and a subject to be hoisted on that rope is 200 lbf, is:
Ans: 10
Training in rope rescue needs to create both competency and:
Ans: Compliance
During resource management, resource use is directed by:
Ans: AHJ
Which of the following is NOT an advantage of flexible litters?
Ans: they do not require additional spine immobilization
What is typically used to release the load on a Prusik belay system?
Ans: Load bearing hitch
If a force of 800 kN is on a rope system during a raise, the force on a pulley used for a direction change in the system may be:
Ans: >1600 kN
What type of belay arrests a falling load only if the device is operated properly?
Ans: Conditional belay
What device is considered an automatic belay?
When does an enclosed basket litter present a danger to the subject
inside? Ans: When helicopter rotor wash occurs
More modern ropes for rope rescue work are made of what
material? Ans: Synthetic fibre
A rope rescue in an elevator shaft demands:
Ans: Environment training
Speaking most properly, a person falls from where, initiating the need for a rope rescue?
Ans: Above or below grade
Anchor systems should be sited to reduce friction and:
Ans: abrasion tage
When four anchors are connected to make one connection point, that is known as a:
Ans: multi-point anchor system
When rescuers use one rope with all equipment, in use and backup, attached to it, it is known as a:
Ans: single rope system
Extra working systems at the wrong angle to the main rope rescue system could cause what problem?
Ans: swing fall
Anchor straps involve carabiners and:
Ans: hard rings
To create a mechanical advantage system, you might employ:
Ans: rigging plate
If a rope has a breaking strength of 400 kN, the breaking strength with a figure 8 knot in it would be:
Ans: 280 kN
what is a unit of force?
Ans: Newton
what would be a common material for making a flexible litter?
Ans: plastic
Which of the following has been known to become entangled in rigging in a number of rescues?
Ans: rigid femur traction splints
A critical step before packaging is to:
Ans: protect the litter from gravity
Another name for a metal basket litter is a(n):
Ans: stokes litter
examples of low angle evaluation sites
ambulatory subject lower method
Ans: requires min person power to assist a subject down a slope while largely supported by rope
nonambulatory subjects
Ans: typically require the use of a litter and a greater number of rescuers to carry it
static rope, classified as:
Ans: having less than 6% elongation at 10% of its min breaking strength
using a rigid basket
Ans: helps rescuers maintain an envelope of protection for the subject despite stresses and unequal loading and is strong enough to withstand the weight of the subject and rescuers while being supported by rope
Ans: S- stop (on blast) U- up (two blasts)
D- down (three blasts) O- off the rope (four blasts) T- trouble! (continued long blast)
what to do if rope is not long enough for lowering
Ans: 1. extend the system by tying another rope on the end of the first one or