Base Plate
A metal base (with a central spigot) for distributing the load  from a standard rake or load bearing tube

Bay Length
The distance between two adjacent standards along the face of a scaffold

This is a method of protecting employees from cave-ins by shaping the sides of an excavation to form one or a series of horizontal steps, usually with near-vertical/sloped surfaces between levels.

A softwood or metal board used with similar boards to provide access platforms, working platforms or to boards, etc.

Board Bearer (Intermediate Transom)

A tube spanning across ledgers at mid span to support a working platform


A tube incorporated diagonally across two or more members in a scaffold and secured to them in order to ensure stability.


An adequately braced tubular structure erected against existing scaffolding for the purpose of strengthening it.

Any motor vehicle with 9 or more passenger seats

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HSE Definitions "B"
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