HCC §24-91

Trailer air brake backflow protection rules

Read the official text at hawaiicounty.gov ↗

This section requires that air brake systems on trailers made or put together after July 1, 1961, must be built to stop air from flowing backward from the brake air tank into the supply line. It only covers this one safety design requirement.

The ordinance, as written (Hawaiʻi County) — Trailer brakes; backflow protection

A copy, taken August 21, 2026. The version published by Hawaiʻi County is the one that governs, and it may have changed since. Check it before relying on anything here.

Air brake systems installed on trailers manufactured or assembled after July 1, 1961, shall be so designed that the supply reservoir used to provide air for the brakes shall be safeguarded against backflow of air from the reservoir through the supply line.

Read the official text at hawaiicounty.gov ↗as published Jul 16, 2026our copy taken Aug 21, 2026

Published by the County of Hawaiʻi Office of the County Clerk.

LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.