Standard Scaffold Details
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Standard Scaffold Details _________________________________________________________
OCTOBER 2010
ENGR SREEJIT RAGHU MEng (Hons) DIC ACGI MIStructE CEng MIEM IntPE (UK)
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Table of Contents 1. Scaffold Dimensions Summary......................................................................... 3 2. General Details .............................................................................................. 6 3. Independent Scaffold Details ........................................................................... 7 4. Putlog Scaffold Details .................................................................................... 8 5. Tying In Details.............................................................................................. 9 6. Roof Scaffold Edge Protection ........................................................................ 11
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1. Scaffold Dimensions Summary
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Member Section
Scaffold tubes 48.3 x 4.0 steel grade 235MPa and used scaffold tubes (FOS = 2.0)
Timber boards 225.0 x 38.0 timber C16
(max span 1.500m; min overhang 50mm; max overhang 152mm;)
Scaffold Not Sheeted or Sheeted With Pervious Sheeting 0% Impermeability (Debris Netting)
Activity Very light duty, inspection,
painting, stone cleaning, access;
General purpose, brickwork,
window fixing, rendering,
plastering;
Ledger span 2.800m 1.800m
Standard unbraced
height 2.200m 2.200m
Transom span 1.000m
(4 timber boards widths)
1.000m
(4 timber boards widths)
Ledger cross bracing
intervals Once every 2 standards Once every 2 standards
Tie vertical intervals Once every 2 lifts Once every 2 lifts
Tie horizontal intervals Once every ledger cross bracing
intervals
Once every ledger cross bracing
intervals
Façade bracing Once every elevation face
(on outer face only)
Once every elevation face
(on outer face only)
Timber board span Half of ledger span (1 putlog) Half of ledger span (1 putlog)
Number of lifts of
working platforms 26 lifts 20 lifts
For clarity, not all members
of each type shown.
Standard Unbraced Height
Ledger Span
Transom Span
Putlog
Ledger Cross Bracing Intervals
Tie
Vertical Intervals
Façade Bracing
Wind speed 21m/s with site in town >= 100km to sea.
Steel Base Plate
over Timber Sole
Plate 225.0 x 38.0
Single standard assumed.
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Scaffold Sheeted With Impervious Sheeting 100% Impermeability (Monarflex) Option 1
Activity Very light duty, inspection,
painting, stone cleaning, access;
General purpose, brickwork,
window fixing, rendering,
plastering;
Ledger span 1.500m 1.300m
Standard unbraced
height 2.200m 2.200m
Transom span 1.000m
(4 timber boards widths)
1.000m
(4 timber boards widths)
Ledger cross bracing
intervals Once every 2 standards Once every 2 standards
Tie vertical intervals Once every 2 lifts Once every 2 lifts
Tie horizontal intervals Once every ledger cross bracing
intervals
Once every ledger cross bracing
intervals
Façade bracing Once every elevation face
(on outer face only)
Once every elevation face
(on outer face only)
Timber board span Half of ledger span (1 putlog) Half of ledger span (1 putlog)
Number of lifts of
working platforms 6 lifts 6 lifts
Scaffold Sheeted With Impervious Sheeting 100% Impermeability (Monarflex) Option 2
Activity Very light duty, inspection,
painting, stone cleaning, access;
General purpose, brickwork,
window fixing, rendering,
plastering;
Ledger span 2.400m 1.800m
Standard unbraced
height 2.200m 2.200m
Transom span 1.000m
(4 timber boards widths)
1.000m
(4 timber boards widths)
Ledger cross bracing
intervals Once every standard Once every standard
Tie vertical intervals Once every 2 lifts Once every 2 lifts
Tie horizontal intervals Once every ledger cross bracing
intervals
Once every ledger cross bracing
intervals
Façade bracing Once every elevation face
(on outer face only)
Once every elevation face
(on outer face only)
Timber board span Half of ledger span (1 putlog) Half of ledger span (1 putlog)
Number of lifts of
working platforms 6 lifts 6 lifts
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2. General Details
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3. Independent Scaffold Details
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4. Putlog Scaffold Details
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5. Tying In Details
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6. Roof Scaffold Edge Protection
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