NFPA 1983
What does NFPA 1983 set guidance and standards for
Rope and rope related equipment
What JPR's does NFPA 1006 Chapter 5 cover
General Requirements for technical rescue
At what force will an ascender cut through a rope
1200 lbf.
What is the most efficient HELO rescue technique
Hoist Rescue
MA is expressed as a ratio
load: force required to move the load
According to NFPA 1983 what is the MBS of a rope that is rated as General Use
40Kn or 8992lbf
What piece of communication equipment is useful to allow for hands free operations
Radio chest harness
If abrasion is of concern when using pulleys, what feature should the pulley possess
Side plates that extend past the sheave
5 degrees, 11%
In a simple MA system what is the result of the MA if the pulley is attached to the load, odd or even.
EVEN
NFPA 1983 requires that litters be able to withstand a load of without deformation of the structural elements
11kn or 2473lbf
Identifies and controls risks in all activities by applying appropriate management policies and procedures
Operational Risk Management
The 4:1 rule states that strength loss is not significant until
The bend in the rope exceeds 4 times the diameter of the rope in use
What is the max usable length of a Hoist cable
245 Feet
A system in which all pulleys move in the same direction as the load and towards the anchor
Simple
A Newton of force is equal to how many lbf
.225 lbf
The 5M method of systematic risk management covers five areas of observation and control.
Mission, Man, Method, medium, and management
When lowering with a Figure 8 Descender how far away from the descender should we keep our brake hand
18 inches
The common distance of a helo based rappel
75-150 feet
The T method of determining the TMA of a haul system must start here
The force input
In order to comply with NFPA 1983 a break apart litter must have what feature
An integral connection system
An assessment score of 37 would be classified as what color operation and what actions must be done.
Amber. Caution should be taken and actions should be done to correct hazards or concerns
An Osha certified fall arrest lanyard must limit the experienced load of a fall at or below
1800 lbsf.
Should the slope or grade of a landing zone exceed 5 degrees or 11% what event is likely to occur
Dynamic rollover
Haul system efficiency is affected by two variables
How it is rigged, and the efficiency of the equipment involved.