49 CFR § 178.337-14 - Gauging devices.
---
identifier: "/us/cfr/t49/s178.337-14"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 178.337-14 - Gauging devices."
title_number: 49
title_name: "Transportation"
section_number: "178.337-14"
section_name: "Gauging devices."
chapter_name: "PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "C"
subchapter_name: "HAZARDOUS MATERIALS REGULATIONS"
part_number: "178"
part_name: "SPECIFICATIONS FOR PACKAGINGS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 5101-5128; 49 CFR 1.81 and 1.97."
cfr_part: "178"
---
# 178.337-14 Gauging devices.
(a) *Liquid level gauging devices.* See § 173.315(h) of this subchapter.
(b) *Pressure gauges.* (1) See § 173.315(h) of this subchapter.
(2) Each cargo tank used in carbon dioxide, refrigerated liquid or nitrous oxide, refrigerated liquid service must be provided with a suitable pressure gauge. A shut-off valve must be installed between the pressure gauge and the cargo tank.
(c) *Orifices.* See § 173.315(h) (3) and (4) of this subchapter.
[Amdt. 178-29, 38 FR 27599, Oct. 5, 1973, as amended by Amdt. 178-89, 54 FR 25018, June 12, 1989; Amdt. 178-118, 61 FR 51340, Oct. 1, 1996]