Ch 7 - Ropes and Knots Flashcards
NFPA 1983
Standard on Life Safety Rope and Equipment for Emergency Services
Life safety rope
-rescue and emergency operations
-block creel construction
-kernmantle rope
-static rope
block creel construction
continuous filament fibers run the entire length of the ropes core, no knots or splices
Synthetic fiber rope
-polypropelene, nylon, kevlar
-resistant to water, mold, rotting
-longer life than natural
-lightweight yet strong
-easy to maintain
-will melt/fail under heat
Static rope
low stretch without breaking, no more than 10 percent stretch
Kernmantle rope
life safety rope, consists of a sheath with an inner core
Rope inspection
-after every use, or yearly
-lumps, depressions, and soft spots
Rope log
-every life safety rope
-use, maintenance, and inspection
Working end
used to tie the knot
Running end
free end used to haul
Standing part
rope in between running and working ends