While most scaffold-related accidents happen due to human factors, a percentage is caused due to improper scaffold construction. Below are essential guidelines in the proper construction of scaffolding

1. ‫أ‬‫السقالة‬ ‫مكونات‬ ‫هم‬‫اآلمنة‬Elements of a Safe Scaffold
Base Section
‫القواعد‬1
Support
‫والثبا‬ ‫االستقرار‬‫ت‬2
Platform
‫العمل‬ ‫منصة‬ 5
Green Tag
‫البطاقة‬‫الخضراء‬ 6
1a) Base Plate
1d) Sill/Sole Board Soft
Surface (e.g. sand)
6”
2b) Posts/Standards
2a) Bracing
3e) Drop Bar
a4) Ladder clamp
secured both side rails
3a) Top-Rail
3b) Mid-Rail
1a) Wheels locked/
Outrigger
2c) Runner/Ledger
3’ min
38”- 45”
Longitudinal
Bracing
Transverse
/Diagonal Bracing
2d) coupler
Locking Pins
Access
‫السلم‬
4
Base lift
60cm-100cm
15cm
210–250cm
9”
30”>
3d) Toe-board
Inspected by certified
inspector weekly
-Fully planked (gaps>1”
-Safe (e.g. no damage,
suitable loading)
All open platform side ends
-Even ground/surface
-On stable object
-No holes/ dips
Hazards: ‫المخاطر‬.
-Falling (persons/ objects)
Collapse
Electrocution
Erected by:
a competent person
Manufactural instructions
a5) Fall body
Harness
3c) Net
‫تصميم‬
‫م‬.‫الرويعي‬ ‫مرتضى‬
alruwaie@gmail.com
Oct 2013
Guardrails
‫درابزين‬ ‫حواجز‬3