#### § 42.20-5 Freeboard assignment: Type “B” vessels.

(a) Each Type “B” vessel is assigned a freeboard from table 42.20-15(b)(1) that is increased or decreased by the provisions of this section.

(b) Each Type “B” vessel that has a hatchway in position 1, must have the freeboard assigned in accordance with [paragraph (a)](/on/2024-09-23/title-46/section-42.20-5#p-42.20-5(a)) of this section increased by the amount given in table [42.20-5(b)](/on/2024-09-23/title-46/section-42.20-5#p-42.20-5(b)) unless the hatch cover complies with:

(1) Section 42.15-25(d); or

(2) Section 42.15-30.

Table [42.20-5](/on/2024-09-23/title-46/section-42.20-5)(b)—Freeboard Increase Over Tabular Freeboard for Type “B” Vessels With Hatch Covers Not Complying With [§ 42.15-25](/on/2024-09-23/title-46/section-42.15-25)(d) or [§ 42.15-30](/on/2024-09-23/title-46/section-42.15-30).

[Metric]

| Length of ship (meters) | Freeboard increase1 (millimeters) |
| --- | --- |
| 2 108 | 50 |
| 109 | 52 |
| 110 | 55 |
| 111 | 57 |
| 112 | 59 |
| 113 | 62 |
| 114 | 64 |
| 115 | 68 |
| 116 | 70 |
| 117 | 73 |
| 118 | 76 |
| 119 | 80 |
| 120 | 84 |
| 121 | 87 |
| 122 | 91 |
| 123 | 95 |
| 124 | 99 |
| 125 | 103 |
| 126 | 108 |
| 127 | 112 |
| 128 | 116 |
| 129 | 121 |
| 130 | 126 |
| 131 | 131 |
| 132 | 136 |
| 133 | 142 |
| 134 | 147 |
| 135 | 153 |
| 136 | 159 |
| 137 | 164 |
| 138 | 170 |
| 139 | 175 |
| 140 | 181 |
| 141 | 186 |
| 142 | 191 |
| 143 | 196 |
| 144 | 201 |
| 145 | 206 |
| 146 | 210 |
| 147 | 215 |
| 148 | 219 |
| 149 | 224 |
| 150 | 228 |
| 151 | 232 |
| 152 | 236 |
| 153 | 240 |
| 154 | 244 |
| 155 | 247 |
| 156 | 251 |
| 157 | 254 |
| 158 | 258 |
| 159 | 261 |
| 160 | 264 |
| 161 | 267 |
| 162 | 270 |
| 163 | 273 |
| 164 | 275 |
| 165 | 278 |
| 166 | 280 |
| 167 | 283 |
| 168 | 285 |
| 169 | 287 |
| 170 | 290 |
| 171 | 292 |
| 172 | 294 |
| 173 | 297 |
| 174 | 299 |
| 175 | 301 |
| 176 | 304 |
| 177 | 306 |
| 178 | 308 |
| 179 | 311 |
| 180 | 313 |
| 181 | 315 |
| 182 | 318 |
| 183 | 320 |
| 184 | 322 |
| 185 | 325 |
| 186 | 327 |
| 187 | 329 |
| 188 | 332 |
| 189 | 334 |
| 190 | 336 |
| 191 | 339 |
| 192 | 341 |
| 193 | 343 |
| 194 | 346 |
| 195 | 348 |
| 196 | 350 |
| 197 | 353 |
| 198 | 355 |
| 199 | 357 |
| 3 200 | 358 |
| | |
| --- | --- |
| 1 Freeboards at intermediate lengths of ship shall be obtained by linear interpolation. | |
| 2 108 and below. | |
| 3 Ships above 200 meters in length are subject to individual determination by the Commandant. | |

[English]

| Length of ship (feet) | Freeboard increase1 (inches) |
| --- | --- |
| 2 350 | 2.0 |
| 360 | 2.3 |
| 370 | 2.6 |
| 380 | 2.9 |
| 390 | 3.3 |
| 400 | 3.7 |
| 410 | 4.2 |
| 420 | 4.7 |
| 430 | 5.2 |
| 440 | 5.8 |
| 450 | 6.4 |
| 460 | 7.0 |
| 470 | 7.6 |
| 480 | 8.2 |
| 490 | 8.7 |
| 500 | 9.2 |
| 510 | 9.6 |
| 520 | 10.0 |
| 530 | 10.4 |
| 540 | 10.7 |
| 550 | 11.0 |
| 560 | 11.4 |
| 570 | 11.8 |
| 580 | 12.1 |
| 590 | 12.5 |
| 600 | 12.8 |
| 610 | 13.1 |
| 620 | 13.4 |
| 630 | 13.6 |
| 640 | 13.9 |
| 650 | 14.1 |
| 3 660 | 14.3 |
| | |
| --- | --- |
| 1 Freeboards at intermediate lengths of ship be obtained by linear interpolation. | |
| 2 350 and below. | |
| 3 Ships above 660 feet in length are subject to individual determination by the Commandant. | |

(c) Any Type “B” vessel that is greater than 100 meters (328 feet) in length and any hopper dredge meeting the requirements in [subpart C of part 44 of this chapter](/on/2024-09-23/title-46/part-44/subpart-C) may have a reduced freeboard from that assigned under table 42.20-15(b)(1) in accordance with paragraph (d) or [paragraph (e)](/on/2024-09-23/title-46/section-42.20-5#p-42.20-5(e)) of this section if—

(1) The measures provided for the protection of the crew are adequate;

(2) The freeing arrangements are adequate; and

(3) The hatchway covers in positions 1 and 2 comply with the provisions of [§ 42.15-30](/on/2024-09-23/title-46/section-42.15-30) and have adequate strength, special care being given to their sealing and securing arrangements.

(d) The freeboards for a Type “B” vessel which comply with [paragraph (c)](/on/2024-09-23/title-46/section-42.20-5#p-42.20-5(c)) of this section may be reduced up to 60 percent of the total difference between the freeboards in table 42.20-15(b)(1) and table 42.20-15(a)(1) provided that the vessel meets the flooding standard in [§ 42.20-7](/on/2024-09-23/title-46/section-42.20-7).

(e) The freeboards for a Type “B” vessel which complies with [paragraph (c)](/on/2024-09-23/title-46/section-42.20-5#p-42.20-5(c)) of this section may be reduced up to the total difference between the freeboard tables referenced in [paragraph (d)](/on/2024-09-23/title-46/section-42.20-5#p-42.20-5(d)) of this section provided that the vessel meets the flooding standard in [§ 42.20-8](/on/2024-09-23/title-46/section-42.20-8) and the provisions of [§ 42.15-80 (a)](/on/2024-09-23/title-46/section-42.15-80#p-42.15-80(a)), [(b)](/on/2024-09-23/title-46/section-42.15-80#p-42.15-80(b)) and [(d)](/on/2024-09-23/title-46/section-42.15-80#p-42.15-80(d)) as if it were a Type “A” vessel.

[CGD 79-153, [48 FR 38647](https://www.federalregister.gov/citation/48-FR-38647), Aug. 25, 1983, as amended by CGD 76-080, [54 FR 36976](https://www.federalregister.gov/citation/54-FR-36976), Sept. 6, 1989]