# Standard Interpretations
1 - 1926.452 - Toprail height requirements for pump jack scaffolds.
2 - 1926.452 - Application of OSHA's de minimis policy to the requirements of 29 CFR 1926.452(o)(3) and 29 CFR 1926.552(c)(1) - 1926.552(c)(4), 1926.552(c)(8), 1926.552(c)(13), 926.552(c)(14)(i), and 1926.552(c)(16) regarding certain chimney construction work.
3 - 1926.452 - Re: Application of OSHA's de minimis policy to the requirements of 29 CFR 1926.452(o)(3) and 29 CFR 1926.552(c)(1) - 1926.552(c)(4), 1926.552(c)(8), 1926.552(c)(13), 1926.552(c)(14)(i), and 1926.552(c)(16) regarding certain chimney construction work.
4 - 1926.452 - Re: Subpart L; scaffolds; Companion Rail, rail extensions for mobile scaffolds; 1926.451.
5 - 1926.452 - Whether OSHA standards prohibit using two power hoists wired together to a single control;whether a minimum of two persons are required to be on board a two-point suspended scaffold.
6 - 1926.452 - Revised response regarding the storage of materials on a scaffold for more than one shift's work.
7 - 1926.452 - Requirements for fall protection when ladder jack scaffolds are used for residential and commercial construction.
8 - 1926.452 - Planking, safety line, and personal fall arrest system requirements for tank builder's scaffolding.
9 - 1926.452 - Exemptions for installation of guardrails on wall (interior) side.
10 - 1926.452 - Applicable standards to lifting personnel on a platform supported by a rough-terrain forklift.
11 - 1926.452 - Acceptability of climbing over or through guardrails on scaffolds used in construction.
12 - 1926.452 - Requirements applicable to the design, inspection, and testing of imported scaffolding.
13 - 1926.452 - Longitudinal bracing across the inner and outer rows of posts on tube and coupler scaffolds.