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NHFD SOG's > SOG FIRE 025 ROPES AND KNOTS > Flashcards

SOG FIRE 025 ROPES AND KNOTS Flashcards

1
Q

What are the 2 types of rope the NHFD uses?

A

Life Saving Rope

Utility Rope

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2
Q

What is life saving rope used for?

A

Purposes of protecting a member in a high angle or rope rescue operation or any scenario where a member is placed at the end of a rope to conduct rescue

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3
Q

What are the approved knots used for life safety?

A 
Family of 8
Double fisherman
Butterfly knot
Meunter hitch
Tensionless hitch 
Half hitch
Sheet/Becket Bend
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4
Q

What is utility rope used for?

A

Search
securing equipment or ladders
raising or lowering tools or equipment

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5
Q

What are the approved utility ropes used by NHFD

A

Overhauling line

Search rope

Safer search rope included in RIT equipment

Water rescue throw bags and or tether lines

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6
Q

What are the approved knots for utility rope?

A

Tensionless hitch

Chimney hitch

Bowline

Clove Hitch

Rolling Hitch

Sheep Shank

Half Hitch

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7
Q

When is search rope to be used?

A

Operations in large or maze-like areas, or where there is heavy smoke or restricted conditions

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8
Q

What are the characteristics of search rope?

A

7/16” double jacket braided rope with a polypropylene core contained within an abrasion resistant braided nylon jacket

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9
Q

What is the length of search rope?

A

200ft

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10
Q

What is search rope stored in?

A

Rapid deployment carrying case with shoulder strap

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11
Q

What is attached to both ends of search rope?

A

⅝” snap hooks

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12
Q

What are some characteristics of the search rope?

A

Flotation

Excellent wet or dry strength retention

Excellent strength to weight ratio

Abrasion resistant 

Torque free, non hocking flexibility
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13
Q

What is the tensile strength of search rope?

A

5900 pounds

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14
Q

What are the effects of heat on nylon search rope?

A

Nylon melting point of 480 degrees

Progressive strength loss above 300 degrees

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15
Q

What are the effects of heat on polypropylene search rope

A

330 degree melting point

Progressive strength loss above 200 degrees

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16
Q

What can search rope be used in combination with?

A

Handlines

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17
Q

What can the search rope be attached to?

A

SCBA backplates

18
Q

What is another situation that search rope can be used for?

A

Water rescue operations

19
Q

How are search ropes identified?

A

By company colors on the snap hooks

20
Q

How is the search rope washed?

A

Mild soap and warm water and air dried

21
Q

When does a search rope inspection take place

A

Monthly. Rope repacked opposite

22
Q

How are the snap hooks attached to rope?

A

Figure 8 follow through

23
Q

What is the length and diameter of overhauling line?

A

⅜” 150 feet blended rope

24
Q

What is the working load of overhauling line?

A

270 lbs

25
Q

What is the breaking strength of overhauling line?

A

2700 pounds

26
Q

What is overhauling line constructed of?

A

Magnus P/D Polyester and polypropylene blend

27
Q

What are some characteristics of overhauling line?

A

Resistant to sunlight

Does not rot

May be stored wet or dry

Acid and weak alkali resistant, unless acid is concentrated

28
Q

What apparati have Safe search ropes?

A

Truck companies

29
Q

When are Safe search ropes to be implemented

A

Large search areas

RIT

30
Q

What is the distance between lock/directional markers on Safe search rope?

A

Every 25 feet

31
Q

What is the distance between ball distance markers on the SAFE search rope?

A

25 feet

32
Q

What is the distance of elliptical distance markers on the SAFE search rope?

A

Every 100 feet

33
Q

What is the length of the SAFE search rope?

A

200ft high tenacity nylon/interior kevlar cable.

Will melt at lower temperatures

34
Q

Which line has a large carabiner on it to attach to safe search device off the main search line?

A

TAG LINES

35
Q

During water rescue, it may become necessary to?

A

Reach, throw or go to the victims aid

36
Q

One method of rescuing a victim may involve reaching with what objects?

A

Pike Pole, ladder

37
Q

What is the length of the water throw line

A

70 feet ⅜ inch

38
Q

What is the tensile strength of the water throw line?

A

2600 pounds

39
Q

When throwing the water rescue rope bag, how much slack is to remain out of the bag?

A

4-6 feet

40
Q

What part of the water rescue rope is thrown to the victim?

A

Throw the bag

NHFD SOG's (26 decks)

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