Manufactured piers.
24 C.F.R. § 3285.308
in effectEffective: 2024-07-01(a) Manufactured piers must be listed and labeled and installed to the pier manufacturer's installation instructions. See § 3285.303(d)(2) for additional requirements.
(b) Metal or other manufactured piers must be provided with protection against weather deterioration and corrosion at least equivalent to that provided by a coating of zinc on steel of .30 oz./ft.
2 of surface coated.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-24.xmlFetched: 7/26/2026