46 CFR § 56.50-10 - Special gauge requirements.
---
identifier: "/us/cfr/t46/s56.50-10"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 56.50-10 - Special gauge requirements."
title_number: 46
title_name: "Shipping"
section_number: "56.50-10"
section_name: "Special gauge requirements."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "F"
subchapter_name: "MARINE ENGINEERING"
part_number: "56"
part_name: "PIPING SYSTEMS AND APPURTENANCES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "33 U.S.C. 1321(j), 1509; 43 U.S.C. 1333; 46 U.S.C. 3306, 3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; E.O. 12777, 56 FR 54757, 3 CFR, 1991 Comp., p. 351; DHS Delegation No. 00170.1, Revision No. 01.4."
regulatory_source: "CGFR 68-82, 33 FR 18843, Dec. 18, 1968, unless otherwise noted."
cfr_part: "56"
---
# 56.50-10 Special gauge requirements.
(a) Where pressure-reducing valves are employed, a pressure gauge must be provided on the low-pressure side of the reducing station.
(b) Fuel oil service and transfer, fire, cargo, and boiler feed pumps must be provided with a discharge pressure gage. Additional information pertaining to fire pumps is in § 34.10-5 of subchapter D, § 76.10-5 of subchapter H, § 95.10-5 of subchapter I, and § 108.417 of subchapter IA, all of this chapter.
[CGFR 68-82, 33 FR 18843, Dec. 18, 1968, as amended by CGFR 69-127, 35 FR 9978, June 17, 1970; CGD 73-251, 43 FR 56799, Dec. 4, 1978; USCG-2003-16630, 73 FR 65178, Oct. 31, 2008]