Columns do not include posts.Ĭompetent person (also defined in § 1926.32) means one who is capable of identifying existing and predictable hazards in the surroundings or working conditions which are unsanitary, hazardous, or dangerous to employees, and who has authorization to take prompt corrective measures to eliminate them.Ĭonnector means an employee who, working with hoisting equipment, is placing and connecting structural members and/or components.Ĭonstructibility means the ability to erect structural steel members in accordance with subpart R without having to alter the over-all structural design.Ĭonstruction load (for joist erection) means any load other than the weight of the employee(s), the joists and the bridging bundle.Ĭontrolled Decking Zone (CDZ) means an area in which certain work (for example, initial installation and placement of metal decking) may take place without the use of guardrail systems, personal fall arrest systems, fall restraint systems, or safety net systems and where access to the zone is controlled.Ĭontrolled load lowering means lowering a load by means of a mechanical hoist drum device that allows a hoisted load to be lowered with maximum control using the gear train or hydraulic components of the hoist mechanism. Anchored bridging means that the steel joist bridging is connected to a bridging terminus point.īolted diagonal bridging means diagonal bridging that is bolted to a steel joist or joists.īridging clip means a device that is attached to the steel joist to allow the bolting of the bridging to the steel joist.īridging terminus point means a wall, a beam, tandem joists (with all bridging installed and a horizontal truss in the plane of the top chord) or other element at an end or intermediate point(s) of a line of bridging that provides an anchor point for the steel joist bridging.Ĭhoker means a wire rope or synthetic fiber rigging assembly that is used to attach a load to a hoisting device.Ĭold forming means the process of using press brakes, rolls, or other methods to shape steel into desired cross sections at room temperature.Ĭolumn means a load-carrying vertical member that is part of the primary skeletal framing system.

Crane critical lift plan