419 Rope

Question 1

MINIMUM ROPE ISSUE

Engines

Engines 43 and 48

Ladders

Technical Rescue Team (TRT)

Answer 1

• Two - Utility Lines (1/2 inch x 200ft)
• One - Life Saftey Line (1/2 inch x 200ft) in addition to the two utility lines
• Three - Utility lines (1/2 inch x 200ft)
• Two - Life Safety Lines (1/2 inch x 200 feet)
• One RIT rope ( 6 millimeters x 130 feet)

The TRT rope inventory shall be as determined by the commander of the team.

Question 2

LIFELINES

When a lifeline has been used in a rescue or any other operation, it must be removed from service and returned to ___ ___ to be exchanged for in new one. Before a lifeline is re-issued, it shall be evaluated by ___ ___.

Answer 2

Tactical Support

competent personnel

Question 3

ROPE CONSTRUCTION

All utility and life safety lines used by JFRD are of the

Answer 3

Static kernmantle type

Question 4

ROPE CONSTRUCTION

The load caring core (___) provides approximately ___% of the ropes tensile strength the current is afforded protection from ___, ___ and ___ by a tightly braided outer sheath (___) which provides approximately ___ % of the tensile strength.

Answer 4

(Kern)

75%

Dirt, cuts, and abrasions

(Mantle)

25%

Question 5

ROPE CONSTRUCTION

Nylon static Kernmantle rope has many desirable features such as the following:

Answer 5

• Best abrasion resistance
• High strength
• Low stretch
• No spin
• Won’t dry rot
• Heat Resistance
• Resistant to many common chemicals

Question 6

ROPE CONSTRUCTION

One - half lifeline has a tensile strength of ___ pounds. With the proper safety factor of __:__ accounted for, the actual usable capacity of the line is ___ pounds.
___ pounds is the NFPA standard for a ___ person load 

Answer 6

9000
15:1
600

600
Two-person

Question 7

ROPE PROTECTION

Abrasion

____ Is most common form of rope destruction. Pad all surfaces that the rope contacts with under tension.

Every unit should carry equipment for preventing abrasion damage. Common items used to prevent abrasion are listed:

Answer 7

Abrasion

• Salvage covers
• Sections of fire hose
• Hose or rope rollers
• Turnout gear

Question 8

ROPE PROTECTION

Heat

Nylon static current mantle rope becomes sticky at ____ °F and melts between ____° and ____°F

Answer 8

445°F

480° and 500°F

Question 9

ROPE CONSTRUCTION

Chemical

___ ___ and ___ ___ are the best protection against damage by chemical exposure.

Do not store rope in compartments with or near these items:

Rope that is exposed to chemicals of any kind must be removed from service and return to ___ ___

Answer 9

Proper storage and weekly checks

• Batteries
• Gas cans
• Gas powered equipment

Tactical Support

Question 10

INSPECTION

Inspect rope ___ and after ___ ___.

To inspect, run every foot through your hands, looking for the following areas:



Answer 10

Weekly and after each use

• Differences in flexibility
• Differences in diameter
• Lumpiness
• Badly frayed or abraded sheath (exposing the kern)