§69.169. Spaces exempt from inclusion in tonnage. — Inbound Citations

(a) Gross register tonnage means the tonnage of a vessel, less certain spaces exempt under § 69.169, and is the sum of the following:

(1) Under-deck tonnage (§ 69.163).

(2) Between-deck tonnage (§ 69.165)

(3) Superstructure tonnage (§ 69.167)

(4) Excess hatchway tonnage (§ 69.115)

(5) Tonnage of framed-in propelling machinery spaces included in calculating gross register tonnage (§ 69.121(d)(1)).

(b) If two gross and two net register tonnages are assigned, the higher tonnages (i.e. those based only on exemptions under § 69.169 (a) through (d)) are applicable when the upper edge of the tonnage mark is submerged and the lower tonnages (i.e. those based only on all exemptions under § 69.169) are applicable when the upper edge of the tonnage mark is not submerged.

A vessel without a second deck is assigned only one gross and one net register tonnage. In calculating the gross register tonnage, only the exemptions in § 69.169 (a) through (d) are allowed. Markings under § 69.177 are not permitted on these vessels.

(b) If two gross and two net register tonnages are assigned, the higher tonnages (i.e. those based only on exemptions under § 69.169 (a) through (d)) are applicable when the upper edge of the tonnage mark is submerged and the lower tonnages (i.e. those based only on all exemptions under § 69.169) are applicable when the upper edge of the tonnage mark is not submerged.

A vessel without a second deck is assigned only one gross and one net register tonnage. In calculating the gross register tonnage, only the exemptions in § 69.169 (a) through (d) are allowed. Markings under § 69.177 are not permitted on these vessels.

(b) If two gross and two net register tonnages are assigned, the higher tonnages (i.e. those based only on exemptions under § 69.169 (a) through (d)) are applicable when the upper edge of the tonnage mark is submerged and the lower tonnages (i.e. those based only on all exemptions under § 69.169) are applicable when the upper edge of the tonnage mark is not submerged.

A vessel without a second deck is assigned only one gross and one net register tonnage. In calculating the gross register tonnage, only the exemptions in § 69.169 (a) through (d) are allowed. Markings under § 69.177 are not permitted on these vessels.

(b) If two gross and two net register tonnages are assigned, the higher tonnages (i.e. those based only on exemptions under § 69.169 (a) through (d)) are applicable when the upper edge of the tonnage mark is submerged and the lower tonnages (i.e. those based only on all exemptions under § 69.169) are applicable when the upper edge of the tonnage mark is not submerged.

A vessel without a second deck is assigned only one gross and one net register tonnage. In calculating the gross register tonnage, only the exemptions in § 69.169 (a) through (d) are allowed. Markings under § 69.177 are not permitted on these vessels.

(b) If two gross and two net register tonnages are assigned, the higher tonnages (i.e. those based only on exemptions under § 69.169 (a) through (d)) are applicable when the upper edge of the tonnage mark is submerged and the lower tonnages (i.e. those based only on all exemptions under § 69.169) are applicable when the upper edge of the tonnage mark is not submerged.