What are the dimensions of bearers used in wood scaffolding?

Legs: 2 x 6 in. Bearers (horizontal members): 2 x 6 in.

What are the dimensions of scaffolding boards?

It’s a good question, and you won’t be the first to ask it. The standard size for a new scaffold board is a thickness of 38mm, a width of 225mm, and lengths going up to 3.9m (13ft).

What is the bearer of a scaffold?

Bearer (putlog): A horizontal transverse scaffold member (which may be supported by ledgers or runners) upon which the scaffold platform rests and which joins scaffold uprights, posts, poles, and similar members.

What is the minimum width of a wooden scaffold plank?

Make sure that all working platforms are about 500 mm (20 in.) minimum in width. Try to plank the entire working level of a scaffold for maximum support and stability. Use a minimum of 48 mm thick Number 1 Grade spruce-pine-fir (SPF) planking or better.

What is the width and thickness of a standard scaffolding board?

It should be 225mm wide and 38mm thick. This goes under the baseplate, it can be from 450mm long to 4m long. It should be 225mm wide and 38mm thick.

How wide is a wooden scaffold board?

With a standard dimension of 225mm wide by 38mm thick, all boards are available in lengths from 1.8m to 3.9m.

What is the standard scaffolding diameter?


Scaffold tube should be made to EN39 and be galvanised steel. They should have a diameter of 48.3mm and a 3.2mm – 4.0mm wall thickness. Tubes should appear straight visually and not deviate by more than 15mm in any 3m length. This is where the tube has been used as a means of hitting another object.

What is OSHA Standard for scaffold?

The standard requires employers to protect each employee on a scaffold more than 10 feet (3.1 m) above a lower level from falling to that lower level.

What is the standard height of toe guard on scaffold?

This protection should be not more than 3 m above the platform/floor and should be planking or other suitable material.

At what height do you need to tie off scaffolding?

These standards state that these guys, ties, and braces must be used when there is a 4:1 height ratio (beginning at 20 feet) for supported scaffolds.

What size are UK scaffold boards?

Scaffolding Boards – 6ft (1.8m)

They are Graded, End Banded and the finest quality in Europe. These scaffolding boards must be supported every 1.2m when used on a scaffold or builder’s trestle.

What is the British Standard for scaffold boards?

This British Standard specifies requirements for timber scaffold boards with a width of 225 mm and a thickness of either 38 mm or 63 mm.

What is the height and width ratio of scaffolding?

The height to base width ratio of the scaffold during movement is two to one or less, unless the scaffold is designed and constructed to meet or exceed nationally recognized stability test requirements, such as those listed in paragraph [w] of Appendix A to this subpart (ANSI/SIA A92. 5 and A92.

What is a standard in scaffolding?

The standards, also called uprights, are the vertical tubes that transfer the entire weight of the structure to the ground where they rest on a square base plate to spread the load. The base plate has a shank in its centre to hold the tube and is sometimes pinned to a sole board.

What is the 3 to 1 rule in scaffolding?

The stall load of any scaffold hoist shall not exceed 3 times its rated load.

What is the formula of scaffolding?

Divide the total height measurement by the height of a single scaffolding section. This will determine the total number of rows of scaffolding the project will require. Multiply the number of rows by the number of columns to find the total number of scaffold sections necessary for the project.