Scaffold AppreciationScaffold Appreciation

Session 1Session 1

Scaffolding OverviewScaffolding Overview

IntroductionIntroduction

Scaffold is a necessary part of nearly every Scaffold is a necessary part of nearly every

construction site it provides access egress and a construction site it provides access egress and a

safe working platform. Since various trades all safe working platform. Since various trades all

use scaffold it is imperative that the scaffold is use scaffold it is imperative that the scaffold is

correctly erected maintained and signed off.correctly erected maintained and signed off.

ScopeScope

General erection requirementsGeneral erection requirements

Safe use of scaffoldsSafe use of scaffolds

Scaffold tagging proceduresScaffold tagging procedures

Inspection proceduresInspection procedures

General Erection General Erection RequirementsRequirements

Ground surfaceGround surface

Height restrictionsHeight restrictions

Guardrails / toe boardsGuardrails / toe boards

AccessAccess

Ground SurfaceGround Surface

Ground surface must be levelGround surface must be level

Baseplates needed on all fixed scaffoldsBaseplates needed on all fixed scaffolds

Adjustable legs needed on uneven surfacesAdjustable legs needed on uneven surfaces

Height RestrictionsHeight Restrictions

3:1 height to base ratio for unsupported scaffold 3:1 height to base ratio for unsupported scaffold

Outriggers / stabilizers if exceed the 3:1 height Outriggers / stabilizers if exceed the 3:1 height to base ratioto base ratio

Tying in needed on fixed scaffold over 8 metresTying in needed on fixed scaffold over 8 metres

GuardrailsGuardrails

HandrailsHandrails 1000mm high 1000mm high approx.approx.

MidrailsMidrails 600 mm high 600 mm high approx.approx.

Toe boardsToe boards 150 mm high150 mm high

AccessAccess

Stair laddersStair ladders

Inclined laddersInclined ladders

StairwayStairway

Independent laddersIndependent ladders

Rest platformsRest platforms

Safe Use of ScaffoldsSafe Use of Scaffolds

StabilityStability

Safe loadingSafe loading

Moving towersMoving towers

Fall protectionFall protection

StabilityStability

Height calculationsHeight calculations

WindWind

Other horizontal loadsOther horizontal loads

Vertical loadsVertical loads

Outriggers

Stabilizers

Tying in

Scaffold hoists

Safe LoadingSafe Loading

Scaffold capacityScaffold capacity

Number of decksNumber of decks

Tools and personnelTools and personnel

Manufacturers guidelinesManufacturers guidelines

Typical LoadsTypical Loads

Moving Towers, Basic Moving Towers, Basic PrecautionsPrecautions

Unload towerUnload tower

No powered vehiclesNo powered vehicles

Careful in windCareful in wind

Overhead cables / obstructionsOverhead cables / obstructions

Outriggers / stabilizersOutriggers / stabilizers

Check route prior to moveCheck route prior to move

Basic Fall ProtectionBasic Fall Protection

MandatoryMandatory

Guardrails / midrails / toe boardsGuardrails / midrails / toe boards

Full body harnessesFull body harnesses

Lanyards - shock absorbers / retractableLanyards - shock absorbers / retractable

Tie off anchor pointsTie off anchor points

Static linesStatic lines

Scaffold Tagging Scaffold Tagging RequirementsRequirements

All scaffold must be taggedAll scaffold must be tagged

Green, yellow, red tagsGreen, yellow, red tags

Tag requirementsTag requirements completioncompletion locationlocation

Inspection sign-offInspection sign-off

Tagging - Green TagTagging - Green Tag

Permanent scaffoldPermanent scaffold

Approval requirementsApproval requirements

Tie off not requiredTie off not required

Location of tagLocation of tag

Tagging - Red TagTagging - Red Tag

Not safe for useNot safe for use

Only competent scaffold builders can Only competent scaffold builders can

accessaccess

Stay off of red tag scaffoldsStay off of red tag scaffolds

Tagging - Yellow TagTagging - Yellow Tag

Scaffold erectors have Scaffold erectors have

finishedfinished

Scaffold may not be completeScaffold may not be complete

Check scaffold tagCheck scaffold tag

100% tie off required100% tie off required

Inspection RequirementsInspection Requirements

Competent personCompetent person

UsersUsers

Document on tagsDocument on tags

Inspections - WhenInspections - When

Prior to erectionPrior to erection

Prior to usePrior to use

After alterationsAfter alterations

After high windsAfter high winds

After movement

Every day

If the stability of the

structure is in doubt