1910.106(d)(5)(vi): Flammable liquid warehouses or storage buildings
Key takeaways
- 1910.106(d)(5)(vi) is part of OSHA's general industry standards (29 CFR Part 1910, Subpart H).
- OSHA cited it 6 times in the last 3 years, in 6 inspections, with $19,225 in current penalties.
- Related part: 1910.106(d) Container and portable tank storage (357 citations).
- Free 5-minute toolbox talk for your crew below.
In this article
What this rule covers
29 CFR 1910.106(d)(5)(vi) ("Flammable liquid warehouses or storage buildings") is one requirement inside 1910.106 Flammable liquids, an OSHA general industry standard (Part 1910, Subpart H). The official text below is copied word for word from the Electronic Code of Federal Regulations (eCFR). The numbers, injury cases and training on this page show how OSHA enforces it on real job sites.
Official text
(vi) Flammable liquid warehouses or storage buildings. 6 citations
(a) If the storage building is located 50 feet or less from a building or line of adjoining property that may be built upon, the exposing wall shall be a blank wall having a fire-resistance rating of at least 2 hours.
(b) The total quantity of liquids within a building shall not be restricted, but the arrangement of storage shall comply with Table H-14 or H-15.
(c) Containers in piles shall be separated by pallets or dunnage where necessary to provide stability and to prevent excessive stress on container walls.
(d) Portable tanks stored over one tier high shall be designed to nest securely, without dunnage, and adequate materials handing equipment shall be available to handle tanks safely at the upper tier level.
(e) No pile shall be closer than 3 feet to the nearest beam, chord, girder, or other obstruction, and shall be 3 feet below sprinkler deflectors or discharge orifices of water spray, or other overhead fire protection systems.
(f) Aisles of at least 3 feet wide shall be provided where necessary for reasons of access to doors, windows or standpipe connections.
Source: eCFR, text current as of 2026-10-15. Read all of 1910.106.
Where and how often it was cited
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OSHA interpretation letters
- The storage and handling of flammable and combustible liquids in Clairol's Stamford warehouse. (1986-09-19)
- Storage of flammable and combustible liquids. (1975-09-02)
Related parts of this rule
- 1910.106(d) Container and portable tank storage 357 citations
- 1910.106(d)(2) Design, construction, and capacity of containers 125 citations
- 1910.106(d)(2)(i) General 83 citations
- 1910.106(d)(4) Design and construction of inside storage rooms 67 citations
- 1910.106(d)(3) Design, construction, and capacity of storage cabinets 65 citations
- 1910.106(d)(3)(ii) Fire resistance 59 citations
- 1910.106(d)(5) Storage inside building 55 citations
- 1910.106(d)(2)(iii) Size 39 citations
- 1910.106(d)(4)(i) Construction 26 citations
- 1910.106(d)(7) Fire control 23 citations
- 1910.106(d)(4)(iv) Ventilation 22 citations
- 1910.106(d)(6) Storage outside buildings 22 citations
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About this page
Sources
- 29 CFR 1910.106 (eCFR), text current as of 2026-10-15
- U.S. Department of Labor enforcement data: OSHA inspections, citations and accident records, copied nightly; data as of 2026-10-21
3-year window. Federal OSHA only; state-plan rules are not counted. Plain-language text is a summary, not legal advice; the official text controls. Black Belt Safety is not part of OSHA or the Department of Labor.