SOG 419

Question 1

SOG 419

Answer 1

Rope

Question 2

Minimum Rope Issue

Answer 2

Engines
Two - Utility Lines (1/2’’ x 200’)

Engines 43 and 48
One - Life Safety Line (1/2’’ x 200’) in addition to the two utility lines

Ladders
Three - Utility Lines (1/2’’ x 200’)
Two - Life Safety Lines (1/2’’ x 200’)
One - RIT rope (6mm x 130’)

Question 3

When a life line has been used in a rescue or any other operation, it must be ______ to tactical support to be ______.

Answer 3

removed from service and returned

exchanged for a new one

Question 4

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

Answer 4

Kernmantle

Question 5

The load carrying core (Kern) provides approximately _____ of the rope’s tensile strength: A tightly braided outer sheath (Mantle) which provides approximately ______ of the tensile strength.

Answer 5

75%

25%

Question 6

One-half inch life line has a tensile strength of ______. With the proper safety factor of ______ accounted for, the actual usable capacity of the line is ______. ______ is the NFPA standard for a two person load.

Answer 6

9000lb
15:1
600lb
600lb

Question 7

Nylon static Kernmantle rope becomes sticky at ______ and melts between ______ and ______.

Answer 7

445 degrees F
480 degrees F
500 degrees F

Question 8

A ______ shall be maintained on each life safety line.

Answer 8

Rope log