stair-riser-height-maximum-variation
What is the paragraph citation for stair-riser-height-maximum-variation?
For stair-riser-height-maximum-variation, paragraph citation is 1926.451(e)(4)(xiii); type of requirement is maximum variation; value (imperial) is 1⁄4 inch; value (metric) is 0.6 cm; applies to is Riser height, recorded from its source on 2026-08-31; source re-checked 2026-09-14.
(xiii) Riser height shall be uniform, within 1⁄4 inch, (0.6 cm) for each flight of stairs. Greater variations in riser height are allowed for the top and bottom steps of the entire system, not for each flight of stairs.
— ecfr.gov, retrieved 2026-08-31
- Requirement ID
- stair-riser-height-maximum-variation our reading
- Paragraph citation
- 1926.451(e)(4)(xiii) our reading
- Type of requirement
- maximum variation our reading
- Value (imperial)
- 1⁄4 inch verified
- Value (metric)
- 0.6 cm verified
- Applies to
- Riser height verified
- Regulation section heading
- Access verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
Where each value comes from
The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.
Regulation section heading
(e) Access.
— all from ecfr.gov, retrieved 2026-08-31
Source
- ecfr.govhttps://www.ecfr.gov/current/title-29/subtitle-B/chapter-XVII/part-1926/subpart-L/section-1926.451