DOWN TO ZERO

Down To Zero Eliminate Falls/Save Lives

State Building & Construction Trades Council of California, AFL-CIO

Funded by Federal OSHA (2013)

This material was produced under grant number SH-23588-12-60-F-6 from the Occupational Safety and Health Administration, U.S. Department of Labor. It does not necessarily reflect the views or policies of the U.S. Department of Labor, nor does mention of trade names, commercial products, or organizations imply endorsement by the U.S. Government.

PPT Section 6 of 8

DOWN TO ZERO

Ladders

DOWN TO ZERO

Sheet Metal Worker Falls Off Step Ladder And Dies (California Case Study)

• Break into small groups• Take 5-10 minutes to read the case study

and discuss the questions• Report your answer back to the class

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When Do People Fall From Ladders?

• When ladder slides off its base

• Stepping down ladders

• Most deaths happen from 10 feet or lower

Photo: Washington State Dept. of Labor & Industries

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RATINGMAXIMUM

LOADUSES

Type I-AA 375 lbsSpecial duty industrial use, such as CATV, utilities, contractors, and higher capacity needs

Type I-A 300 lbs.Extra-heavy-duty industrial use, such as utilities and contractors

Type I 250 lbs Heavy-duty industrial use, such as utilities and contractors

Type II 225 lbsMedium-duty work, such as painting, offices for building maintenance, and light industrial use

Type III 200 lbs. Light duty work, such as household use

Ladder Ratings and Labels

Source: Washington State Dept. of Labor & Industries

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Photo: House of Ladders

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LADDER COMPOSITION

Property Stability Durability Strength-to-weight ratio

Weather-resistance Conductivity

WOODBetter

(heavier)Less Good Not as good

Non-conductive when clean and dry

FIBERGLASS Less (lighter) Better High BetterNon-conductive when clean and dry (*preferred)

ALUMINUM/METALLess

(lightest)Better High Better

Conductive – do not use near exposed electrical sources

Ladder Composition

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What’s Wrong?

Photo: Robert Carr

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What’s Wrong With These Ladders?

Photos: Washington State Dept. of Labor & Industries

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What’s Wrong?

Photo: Steve Barrett, Oregon OSHA

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How Do You Use A Ladder Safely?• Always face the ladder

going up or down • Maintain three-point

contact at all times• Don’t carry anything in

your hands • Use on a firm level surface • Secure ladder at top and

bottom Photo: NAHB

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How Do You Use A Stepladder?

• In an open, locked position

• Don’t stand on the top step or top cap

• Don’t over reach

Photo: NAHB

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How Do You Use An Extension Ladder?

• Set up at a 4:1 height to base ratio

• Use on a firm level surface

• Side rails should extend at least 3’ above the surface

• Secure ladder at top and bottom

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Check Ladder AngleStand with your feet at the base of the ladder and extend your arms straight out

If your hands just touch, the ladder will be very close to the 4 to 1 ratio

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Secure Top

Photos: NAHB

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Secure Bottom

Photos: NAHB

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Firm Base

Photo: NAHB

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What’s Wrong?

Photo: NAHB

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What’s Wrong?

Photo: NAHB

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View DVD: Don’t Fall for It