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Note: Shelter Deck and Full Scantling Types. Full scantling was the default type, with maximum hull strength (scantlings) and the entire hull below the top continuous deck (the upper deck) enclosed and watertight. The shelter deck type was developed to exploit a regulation that allowed the exclusion from gross and net tonnage calculations of any space on or above the upper deck that was sheltered but not enclosed, giving shipowners considerable savings on canal tolls, etc. In a shelter deck ship the top continuous deck (the shelter deck) covered a 'tween deck space that had openings in its internal bulkheads and in its after overhead deck to make it "not enclosed," and the deck below it (the upper deck) was the top of the enclosed and watertight portion of the hull. Lowering the top watertight deck (also called the freeboard deck) one level however increased the required freeboard of the ship by the same amount, reducing its maximum draft and its ability to carry heavy weights. On the other hand this also reduced the need for maximum strength in the ship's scantlings. Shelter deck ships were best suited to carry relatively light, bulky cargo for which a deep draft was not required, while full scantling ships were better suited for heavy, dense cargoes. In the freighter designs presented here, the larger ones (except for Design 1133) were of the shelter deck type while the smaller ones were of the full scantling type. Note that two large tanker designs also had shelter decks.

Freighters, 8,000 D.W.T. and over: Shelter Deck Type

EFC Design 1015: 9400 ton freighter, Moore & Scott type (McKellar Page 89-480)

EFC Design 1018: 10000 ton freighter, Sun type (Page 90-578)

EFC Design 1027: 9500 ton freighter, Oscar Daniels type (Page 92-139)

EFC Design 1032: 11800 ton freighter (Page 92-141)

EFC Design 1037: 9600 ton freighter, Federal type (Page 93-229)

EFC Design 1057-A: 11800 ton freighter (Page 94-320)

EFC Design 1057-B: 11700 ton freighter (Page 94-320)

EFC Design 1079: 10000 ton freighter, Skinner & Eddy type (Page 94-325)

EFC Design 1103: 11925 ton freighter (Page 96-499)

EFC Design 1105: 9600 ton freighter, EDITOR type (Page 96-499)

EFC Design 1117: 12500/14200 ton freighter, new standard type (not ordered)


Freighters, 8,000 D.W.T. and over: Full Scantling Type

EFC Design 1013: 8800 ton freighter, Robert Dollar type (McKellar Page 89-475)

EFC Design 1016: 8800 ton freighter, Baltimore Drydock type (Page 89-484)

EFC Design 1019: 8800 ton freighter, Standard Ferris type (Page 90-578)

EFC Design 1025: 9000 ton freighter, Harriman type (Page 92-137)

EFC Design 1066: 8800 ton freighter (Page 94-323)

EFC Design 1080: 8800 ton freighter, Ames type (Page 94-326)

EFC Design 1133: 10950 ton freighter, Los Angeles special type (Page 96-500-1)


Freighters, 5,000-8,000 D.W.T.

EFC Design 1012: 6000 ton freighter, Munrio type (McKellar Page 89-475)

EFC Design 1014: 7500 ton freighter, Cascade type (Page 89-479)

EFC Design 1017: 7500 ton freighter, Downey type (Page 90-577)

EFC Design 1021: 6000 ton freighter, Long Beach type (Page 90-584)

EFC Design 1022: 7500 ton freighter, Standard Fabricated "Hog Island" Type A (Page 90-584)

EFC Design 1023: 5075 ton freighter, Standard Fabricated "Submarine" type (Page 91-74)

EFC Design 1038: 5210 ton freighter, Mobile S.B. type (Page 93-231)

EFC Design 1043: 5350 ton freighter, Hanlon type (Page 93-232)

EFC Design 1043-B: 5350 ton freighter, Hanlon type (Page 93-232)

EFC Design 1046: 7400 ton freighter (Page 93-233)

EFC Design 1063: 7433 ton freighter, Standard S.B. Co. type (Page 94-323)

EFC Design 1094: 5100 ton freighter (Page 95-399)


Freighters, 5,000 D.W.T. and under

EFC Design 1020: 3500 ton freighter, Laker, Type A (McKellar Page 90-581)

EFC Design 1042: 3350 ton freighter, Laker, Type B (Page 93-232)

EFC Design 1044: 3400 ton freighter, Laker, Manitowoc type (Page 93-232)

EFC Design 1049: 3700 ton freighter, Albina type (Page 94-319)

EFC Design 1060: 4200 ton freighter, Laker, "Stemwinder" type (Page 94-321)

EFC Design 1074: 4050 ton freighter, Laker, Great Lakes Engineering type (Page 94-323)

EFC Design 1093: 4200 ton freighter, Laker type (Page 95-397)

EFC Design 1097: 3200 ton freighter, Long Beach type (Page 95-400)

EFC Design 1099: 4050 ton freighter, Laker type (Page 95-400)


Tankers

EFC Design 1031 (Bethlehem variant): 7500 ton tanker (McKellar Page 92-141)

EFC Design 1031 (Terry variant): 7500 ton tanker (Page 92-141)

EFC Design 1041: 10000 ton tanker, Moore S.B. type (Page 93-231)

EFC Design 1045: 9100 ton tanker (Page 93-233)

EFC Design 1047: 10100 ton tanker (Page 93-234)

EFC Design 1058: 6000 ton tanker (Page 94-320)

EFC Design 1059: 10300 ton tanker (Page 94-320)

EFC Design 1106: 11375 ton shelter deck tanker, Newport News type (Page 96-500-1)

EFC Design 1128: 10000 ton tanker, Cramp S.B. type (Page 96-500-1)

12000 ton shelter deck tankers by Northwest Bridge & Iron Co. (Page 96-502)


Troop/Passenger ships

EFC Design 1024: 8000 ton passenger/cargo, Standard Fabricated "Hog Island" Type B (McKellar Page 92-137)

EFC Design 1029: 13000 ton passenger/cargo, "535" type (Page 92-140)

EFC Design 1095: 13000 ton passenger/cargo, "502" type (Page 95-399)



Foreign-built freighters: Shelter Deck Type

EFC Design 1092: 11000 ton shelter deck freighter, Kiangnan type (McKellar Page 96-502)

EFC Design 1120: 10500 ton shelter deck freighter, Harima type (Page 96-504)

EFC Design 1124: 12600 ton shelter deck freighter, Asano type (Page 96-503)

EFC Design 1127: 10500 ton shelter deck freighter, Osaka type (Page 96-505)


Foreign-built freighters: Full Scantling Type

EFC Design 1118: 5500 ton freighter, Asahi (Uraga) type (McKellar Page 96-505)

EFC Design 1119: 6300 ton freighter, Fujinigata and Yokohama type (Pages 96-504 and 505)

EFC Design 1121: 5000 ton freighter, Ishikawajima and Harima type (Page 96-504)

EFC Design 1122: 9000 ton freighter, Kawasaki and Mitsui type (Page 96-504)

EFC Design 1123: 5500 ton freighter, Nitta type (Page 96-504)

EFC Design 1125: 6650 ton freighter, Uraga type (Page 96-505)

EFC Design 1126: 8360 ton freighter, Mitsubishi and Uchida type (Pages 96-504 and 505)


Ships Bought in Japan (McKellar Page 96-502)