# Standard Interpretations
1 - 1910.23(e)(3) - Spacing of the posts in between modular guardrail system sections.
2 - 1910.23(e)(3) - Requirements for Guardrail systems
3 - 1910.23(e)(3)(ii) - The diameter of standard pipe railings.
4 - 1910.23(e)(3)(iv) - Clarification of the 200 pounds strength requirement for railings.
5 - 1910.23(e)(3)(v) - Clarification of the 200 pounds strength requirement for railings.
6 - 1910.23(e)(3)(v) - Perimeter protection at setback roof levels.
7 - 1910.23(e)(3)(v) - Requirements for Guardrail systems