5. Definitions
Base Plate - It is a Mild Steel (MS) square plate of 100 mm x 100 mm x 6 mm thick with 38 mm diameter and 75 mm long spigot supporting at bottom to the standard at ground.
Brace Member —A member fixed diagonally across two or more members in a scaffold to afford stability.
Bracing—Bracing is a system of braces or ties that prevent distortion of a scaffold.
Fabricated-frame scaffold—A scaffold consisting of a platform(s) supported on fabricated end frames with integral posts, horizontal bearers, and intermediate members (also known as welded-frame scaffold and sectional scaffold).
Guard rail—A horizontal rail secured to standards and erected along the exposed edges of scaffolds to prevent workmen from falling.
Kicker Lift - The vertical distance measured from ground to the center of first ledger, normally this distance is 150 mm from ground and provided when scaffold is more than 6.0M height or scaffold carrying heavy load.
Ledger Member—A horizontal member which ties the standard member at right angles and which may support putlogs and transoms.
Lift Height - The vertical distance measured between center of two ledgers. Normal lift height is 2.2 M.