# Standard Interpretations
1 - 1926.450 - Weight of the scaffold in determining whether the 4 to 1 factor is satisfied in construction and general industry standards
2 - 1926.450 - Whether plywood may be used as scaffold decking material over wood scaffold planks; 29 CFR 1926.450 and 1926.451.
3 - 1926.450 - Application of OSHA construction standards that govern the loading of materials onto scissor lifts and the restraining of those stored materials.
4 - 1926.450 - Composition, span, and deflection of underslung bridge scaffold platform systems.
5 - 1926.450 - Use of portable ladders on tank builder's scaffolds during scaffold dismantling process in construction.
6 - 1926.450 - Revised response regarding the storage of materials on a scaffold for more than one shift's work.
7 - 1926.450 - Fall protection requirements during installation and removal or tarps and sheeting on/from scaffolds; qualifications of person determining safety on scaffold with wind imposed forces.
8 - 1926.450 - Use of aerial lift or scissor lift guardrails as a work or scaffold platform.
9 - 1926.450 - Planking, safety line, and personal fall arrest system requirements for tank builder's scaffolding.
10 - 1926.450 - Exemptions for installation of guardrails on wall (interior) side.
11 - 1926.450 - Acceptability of climbing over or through guardrails on scaffolds used in construction.
12 - 1926.450 - Requirements applicable to the design, inspection, and testing of imported scaffolding.
13 - 1926.450 - Requirements of Interim Fall Protection Compliance Guidelines for Residential Construction for guardrails and fall protection during roofing work.
14 - 1926.450 - Foundation requirements for scaffolds; competent person qualifications for assessing foundations.
15 - 1926.450 - Evaluation of a single-person, manually propelled, mobile work platform.
16 - 1926.450 - Access ladder for scaffolds.
17 - 1926.450 - Ladders and Scaffolding.
18 - 1926.450 - Size of lumber to be utilized for side rails of job-made ladders.
19 - 1926.450 - Standards regulating access for tubular steel scaffolding.