# Standard Interpretations
1 - 1926.451(g)(4)(i) - Regarding guardrail systems and fall protection requirements to scaffold systems, including form scaffolds.
2 - 1926.451(g)(4) - Toprail height requirements for pump jack scaffolds.
3 - 1926.451(g)(4) - Whether #9 wire may be used to secure the toprails and midrails on tubular scaffolding; permissible method for setting transitional wood planks.
4 - 1926.451(g)(4)(vi) - Minimum distance required between guardrails on an industrial truck work platform.
5 - 1926.451(g)(4)(i) - Re: Subpart L; scaffolds; Companion Rail, rail extensions for mobile scaffolds; 1926.451.
6 - 1926.451(g)(4)(i) - Guardrail requirements for two point suspension scaffolds.
7 - 1926.451(g)(4) - Fall protection requirements for workers on guardrail-equipped platforms.
8 - 1926.451(g)(4)(viii) - Whether there is a conflict between provisions in 1926.451 regarding the use of screening.
9 - 1926.451(g)(4)(vii) - Whether there is a conflict between provisions in 1926.451 regarding the use of screening.
10 - 1926.451(g)(4)(v) - Whether there is a conflict between provisions in 1926.451 regarding the use of screening.
11 - 1926.451(g)(4)(ix) - Whether there is a conflict between provisions in 1926.451 regarding the use of screening.
12 - 1926.451(g)(4), 1926.451(g)(4)(ix), 1926.451(g)(4)(v), 1926.451(g)(4)(vii), 1926.451(g)(4)(viii) - Whether there is a conflict between provisions in 1926.451 regarding the use of screening.
13 - 1926.451(g)(4)(vii) - Whether scaffold components may be loaded in excess of minimum load ratings specified in 29 CFR Part 1926 Subpart L; whether a safety factor must be added to such load ratings; Non-Mandatory Appendix A.
14 - 1926.451(g)(4)(ix) - Whether scaffold components may be loaded in excess of minimum load ratings specified in 29 CFR Part 1926 Subpart L; whether a safety factor must be added to such load ratings; Non-Mandatory Appendix A.
15 - 1926.451(g)(4), 1926.451(g)(4)(vii), 1926.451(g)(4)(ix) - Whether scaffold components may be loaded in excess of minimum load ratings specified in 29 CFR Part 1926 Subpart L; whether a safety factor must be added to such load ratings; Non-Mandatory Appendix A.
16 - 1926.451(g)(4)(ix) - Fall protection requirements for workers constructing a water tower while on a scaffold.
17 - 1926.451(g)(4)(viii) - Fall protection requirements for workers constructing a water tower while on a scaffold.
18 - 1926.451(g)(4)(vii) - Fall protection requirements for workers constructing a water tower while on a scaffold.
19 - 1926.451(g)(4)(i) - Fall protection requirements for workers constructing a water tower while on a scaffold.
20 - 1926.451(g)(4), 1926.451(g)(4)(i), 1926.451(g)(4)(vii), 1926.451(g)(4)(viii), 1926.451(g)(4)(ix) - Fall protection requirements for workers constructing a water tower while on a scaffold.
21 - 1926.451(g)(4)(vii) - Evaluation of the Jax Scaffold System.
22 - 1926.451(g)(4) - Fall protection requirements for pump jack scaffold railings.
23 - 1926.451(g)(4)(ii) - Fall protection requirements for employees working from a "work bridge" in concrete construction work
24 - 1926.451(g)(4)(i) - Exemptions for installation of guardrails on wall (interior) side.
25 - 1926.451(g)(4) - Fall protection for various lift-devices; restraint, positioning, fall arrest and rescue requirements; maintenance vs. construction examples.
26 - 1926.451(g)(4)(ii) - Meaning of January 1, 2000 "placed in service" date for scaffolds.
27 - 1926.451(g)(4)(ii) - Scaffolds placed in service after January 1,2000 must meet new rail height requirements.
28 - 1926.451(g)(4)(vii) - Two different design requirements for handrail and scaffolding.