Framing and roofing - Petzl USA
Search
Tech tips Tech tips by activity Framing and roofing

Framing and roofing

© Roh Petzl Lynchburg

How to calculate mechanical advantage

How to calculate mechanical advantage
General principles for work at height

General principles for work at height
Understanding and optimizing clearance with ABSORBICA-I and Y

Understanding and optimizing clearance with ABSORBICA-I and Y
Clearance values with ABSORBICA-I and Y depending on your situation

Clearance values with ABSORBICA-I and Y depending on your situation
Connecting the MGO to a structure

Connecting the MGO to a structure
Proper selection of ABSORBICA lanyard – workers weighing 100 to 140 kg

Proper selection of ABSORBICA lanyard – workers weighing 100 to 140 kg
ABSORBICA Y lanyards and fall arrest lanyard connector holders on the harness.

ABSORBICA Y lanyards and fall arrest lanyard connector holders on the harness.
Oblique or vertical anchors and fall distance with ABSORBICA lanyards.

Oblique or vertical anchors and fall distance with ABSORBICA lanyards.
Tests of ABSORBICA lanyards in a fall over an edge

Tests of ABSORBICA lanyards in a fall over an edge
Slinging an anchor with ABSORBICA-I and Y lanyards

Slinging an anchor with ABSORBICA-I and Y lanyards
Using two ABSORBICA I lanyards in parallel: DANGER

Using two ABSORBICA I lanyards in parallel: DANGER
Strangulation risk in a fall on an ABSORBICA Y lanyard.

Strangulation risk in a fall on an ABSORBICA Y lanyard.
Occasional use

Occasional use
ASAP usage when approaching an obstacle or the ground

ASAP usage when approaching an obstacle or the ground
ASAP usage on an incline

ASAP usage on an incline
Using the GRILLON as an anchor for more than one person

Using the GRILLON as an anchor for more than one person
High-energy falls with ABSORBICA-I and Y lanyard

High-energy falls with ABSORBICA-I and Y lanyard
Carabiner basics

Carabiner basics
Choice of carabiner for attaching a descender with a safety gate (I’D S, RIG, STOP...) to the harness

Choice of carabiner for attaching a descender with a safety gate (I’D S, RIG, STOP...) to the harness
Choice of lanyard end carabiner for a work positioning lanyard

Choice of lanyard end carabiner for a work positioning lanyard
Choice of lanyard end carabiner for a fall arrest lanyard

Choice of lanyard end carabiner for a fall arrest lanyard
Choice of carabiner for connecting a fall arrest device to the harness

Choice of carabiner for connecting a fall arrest device to the harness
Choice of carabiners for attaching the rope to the anchor

Choice of carabiners for attaching the rope to the anchor
Choice of carabiners for hauling systems and pulley attachment

Choice of carabiners for hauling systems and pulley attachment
Examples of dangerous carabiner loading.

Examples of dangerous carabiner loading.
Releasable anchors with the I'D

Releasable anchors with the I'D
Long-term use

Long-term use
Roof access

Roof access
Rescuing a person hanging on an ABSORBICA lanyard

Rescuing a person hanging on an ABSORBICA lanyard
Release and rescue of a co-worker using a rescue kit

Release and rescue of a co-worker using a rescue kit