week 1 (fall protection) Flashcards
two types of fall protection are used in the power delivery system, what are they?
fall arrest
positioning device system
Workers MUST use fall protection at heights above ___feet?
4
fall arrest is used when working from______?
horizontal surfaces
Positioning device systems are used when working from ______surfaces?
Vertical
what are the three main components of fall arrest systems?
harness, lifelines/lanyard, anchorages
fall arrest systems must be rigged so that employees cannot fall more than _____ feet or contact any lower level.
6
OSHA requires an arresting force requirement of how many pounds?
1800
according to OSHA requirements the D ring of a fall arrest harness must be located where?
the center of the back, near shoulder level
_______ ________ occurs when an employee falls into a body harness and has been there for a long time?
suspension trauma
after a lanyard has been subject to a fall, it must be?
destroyed and thrown away
Lanyards are made of synthetic material and connect between the _____and _____?
body harness, anchorage
lifelines can be either synthetic or wire rope. True or false?
True
how many feet of free fall does OSHA allow from a fall arrest system?
no more than 6
OSHA requires that anchor points for fall arrest systems be capable of supporting _____ pounds of applied force per person, or ______ the potential impact load of a fall.
5,000 / twice
what are the two components of a positioning device system?
body belt, positioning strap
April 1st, 2015 marks what important date?
OSHA began requiring fall protection for climbing (no more “free climbing”)
D size for a body belt is taken at the _____, not at the waist.
hip bones/around the buttocks
full floating belts allow for up to ___ inches of lateral movement?
4
the positioning strap is also called the ___ or _____ strap?
scare/skid
when do positioning straps need to be replaced?
when the red insert is visible
if combined tool and body weight exceeds _____ Lbs, employer is required to modify fall arrest criteria to provide adequate protection.
310
max allowable distance of free fall from POSITIONING DEVICE SYSTEM (ie…climbing a pole)?
2 feet
Positioning device system must provide how many pounds of protection from applied force from a fall?
3,000
on a FALL ARREST system, what is the max allowable distance for deceleration device to expand?
3 1/2 feet
lifelines are made of synthetic or wire rope and can be ?
- horizontal or vertical configuration and used with a lanyard
- part of a retractable unit that replaces the lanyard.
haw many employees per vertical lifeline are allowed?
1
lifelines should be attached in a way that reduces the intensity of ____ in the event of a fall?
swing
what is another name for a positioning device system?
work positioning equipment
the secondary lanyard goes on which set of body belt D rings?
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