CFD Ropes & Knots

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What information is on a CFD lifesafety rope tag?
1 Apparatus #
2 Rope #
3 Diameter and length
4 In-service date
What type of rope is used as life safety line?
Kernmantle rope, low stretch or dynamic
Kern - core
Mantle - sheath
(probably 11 mm or greater)
What are 4 key elements to rope maintenance?
1 Care - protect rope from sharps/abrasives, heat chemicals flame,
2 Clean - water and mild soap
3 Inspect - look for melting, bulges, cuts, fraying, depressions weird feeling sections
4 Storage - stack rope in bag, ensure air dried
What are the parts of a rope?
Working end - notted and tied to object
Running end - end that is being hauled on and is free
Standing part - section of rope between the working end and the running end
Tag end - length of extra rope at the working end of a knot used to manage or control the load
What material is water rescue rope often made from?
Polypropylene because it floats, is light and does not absorb water.
CFD throw bags contain double braid.
What type of rope is CFD utility rope?
Laid rope for hoisting equipment only.
Fibres are exposed directly to wear, UV, chem etc.
What is the reduction in strength of nylon rope when it is wet? 10 - 15 % reduction

What type of webbing does CFD use?
What are some advantages of webbing?

Spiral weave webbing.
Less expensive than rope
Good strength to weight ratio
Good resistance to abrasion
What 3 steps must e completed when tying a knot?
Approved hitches
  • - Half Hitch
  • - Clove Hitch
  • - Munter Hitch
  • - Three-Wrap Prusik
  • - Handcuff Hitch
Approved Bends
  • Double Fisherman's (rope /making prussiks)
  • Ring Bend/Water Knot (connect webbing)
  • Approved knots
  • - Overhand Safety Knot
  • - Figure-Eight Stopper
  • - Figure-Eight Follow Through
  • - Figure-Eight on a Bight
  • - Bowline
  • - Inline Butterfly