(a) Pumps or other acceptable means shall be used to discharge cargo from gravity type cargo tanks vented at gauge pressures of 4 pounds per square inch or less.
(b) The use of compressed air as the primary means of discharging cargo from such tanks is prohibited.
authority: 46 U.S.C. 2103,
3306,
3703,
3719; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 0170.1; Subpart 32.59 also issued under the authority of Sec. 4109, Pub. L. 101-380, 104 Stat. 515
source: CGFR 65-50, 30 FR 16671, Dec. 30, 1965, unless otherwise noted.
cite as: 46 CFR 32.50-3