# 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.
20 - 1926.450(a) - Requirements applicable to the design, inspection, and testing of imported scaffolding.
21 - 1926.450(a) - Use of 2"x6" No 2 pine boards as a scaffold platform; application of 1926.451(a) and 1926.451(f)(16) when erecting and dismantling scaffolds.
22 - 1926.450(b) - Use of 2"x6" No 2 pine boards as a scaffold platform; application of 1926.451(a) and 1926.451(f)(16) when erecting and dismantling scaffolds.
23 - 1926.450(a) - Are podium ladders covered under 29 CFR 1926 Subpart X or Subpart L?
24 - 1926.450(b) - Are podium ladders covered under 29 CFR 1926 Subpart X or Subpart L?
25 - 1926.450(b) - Shoring frames used to support temporary decks and work platforms.
26 - 1926.450(b) - Scaffolds: removal of bracing; maximum loads; damaged planking; and foundations.
27 - 1926.450(b) - Training qualifications for the competent person inspecting scaffolds.
28 - 1926.450(b) - OSHA's position on deviations from the manufacturer's guidelines on scaffolds.
29 - 1926.450(b) - Pump jack scaffolds must be braced at their bottom.
30 - 1926.450(b) - Requirements for scaffold grade lumber; qualifications of qualified/competent persons for grading scaffold lumber.
31 - 1926.450(b) - Fall protection, training, inspection and design requirements of aerial lifts and scissor lifts/scaffolds.
32 - 1926.450(b) - Access requirements for cantilevered work platforms; use of unstable objects is prohibited.
33 - 1926.450(b) - Fall protection requirements for employees working from a "work bridge" in concrete construction work
34 - 1926.450(b) - Compliance requirements for the use of U-bolt-type cable clamps in horizontal lifelines.
35 - 1926.450(b) - Fall protection requirements for work docks/bridges used during bridge construction.
36 - 1926.450(b) - Requirements in 1926 Subpart L "Scaffolds" regarding the use of plywood to make platform decking for scaffolds.
37 - 1926.450(b) - Requirements for being designated a competent person under Part 1926 Subpart L (Scaffolds).
38 - 1926.450(b) - Walkways within scaffolds, guardrails, and planking.
39 - 1926.450(b) - Whether plywood may be used as scaffold decking material over wood scaffold planks; 29 CFR 1926.450 and 1926.451.
40 - 1926.450(b) - Whether catch platforms (used to catch an employee in the event of a fall from a working surface above) must comply with OSHA's scaffold standard, Subpart L.
41 - 1926.450(b) - Suspended scaffold and fall protection requirements applicable to elevator construction
42 - 1926.450(a)(3) - Official interpretation of 29 CFR 1926.450(a)(3).