Scaffolding Components Sizes - OSHA

What is Scaffolding?

Scaffolding is temporary working platform which support man & material during work at height.

This blog post contains information regarding Scaffolding Components Sizes as per OSHA Standards.

Read complete article to know about Scaffolding Components Sizes.

1. Dimension of Sole board in scaffolding?

450mm x 225mm x 35mm

2. Dimension of Base plate in scaffolding?

150 mm x 150mm × 6mm

3. Maximum bay length (distance between two post) in scaffolding?

Maximum 2M for light duty & Maximum 1.8M for Heavy duty.

4. Outer dia of scaffolding tube?

48.3mm

5. Length of post or standard in scaffolding?

6.3 meter

6. Which material used for scaffolding tube?

Galvanized steel

7. What should be the thickness of scaffolding tube.

4mm

8. Scaffolding tube use to connect two scaffolding post horizontally is called?

ledger or runner

9. Name of components use to support scaffolding plank in scaffold?

Transoms

10. Scaffolding component use to provide more stability?

Bracings

Download Pdf file for complete scaffolding component diagram with size.

11. Types of bracings in scaffolding?

Faced bracing & Cross bracing.

12. At what angle faced bracing fixed in scaffolding?

45°

13. Maximum spacing allowed between two plank in scaffolding?

1 inch

14. Width of walkway & platform in scaffolding?

Minimum 18 inch

15. What should be width of scaffolding plank?

150-300 mm

16. What should be the height of scaffolding toe Board?

6 inch

17. Height of top rail in scaffolding?

38-45 inches

18. Types of clamps & couplers used in scaffolding?

Load bearing & non - load bearing.

Examples of clamps/couplers.

Right angle coupler or fixed coupler used to connect two standard at 90°.
Swivel Coupler used to joint tube at any angle.
Single coupler or putlog coupler used to secure transoms to ledger.
Sleeve Coupler used to joint two scaffolding tube by outer dia.
Gravelok Coupler or beam clamp - used to support scaffolding by a beam of structure.
Board Retaining Coupler - Used to secure plank or board.
Joint pin - used to connect two tube by internal dia.
Toe Board clamp - used to secure toe Board.
Ladder clamp - used to secure ladder.