Cruisers, Light (CL)

Index
As of 1 December 1944

Name	No.	Class	Page	Name	No.	Class	Page
Amsterdam	CL 101	CL 55 Class	153	Mobile	CL 63	CL 55 Class	153
Astoria	CL 90	CL 55 Class	153	Montpelier	CL 57	CL 55 Class	153
Atlanta	CL 104	CL 55 Class	153	Nashville	CL 43	CL 40 Class	137
Biloxi	CL 80	CL 55 Class	153	Newark	CL 108	CL 55 Class	153
Birmingham	CL 62	CL 55 Class	153	New Haven	CL 109	CL 55 Class	153
Boise	CL 47	CL 40 Class	137	Oakland	CL 95	CL 53 Class	149
Brooklyn	CL 40	CL 40 Class	137	Oklahoma City	CL 91	CL 55 Class	153
Buffalo	CL 110	CL 55 Class	153	Omaha	CL 4	CL 4 Class	125
Chattanooga	CL 118	CL 55 Class	153	Pasadena	CL 65	CL 55 Class	153
Cheyenne	CL 117	CL 55 Class	153	Philadelphia	CL 41	CL 40 Class	137
Cincinnati	CL 6	CL 4 Class	125	Phoenix	CL 46	CL 40 Class	137
Cleveland	CL 55	CL 55 Class	153	Portsmouth	CL 102	CL 55 Class	153
Columbia	CL 56	CL 55 Class	153	Providence	CL 82	CL 55 Class	153
Concord	CL 10	CL 9 Class	133	Raleigh	CL 7	CL 7 Class	129
Dayton	CL 105	CL 55 Class	153	Reno	CL 96	CL 53 Class	149
Denver	CL 58	CL 55 Class	153	Richmond	CL 9	CL 9 Class	133
Detroit	CL 8	CL 7 Class	129	St. Louis	CL 49	CL 49 Class	145
Duluth	CL 87	CL 55 Class	153	San Diego	CL 53	CL 53 Class	149
Fargo	CL 106	CL 55 Class	153	San Juan	CL 54	CL 53 Class	149
Flint	CL 97	CL 53 Class	149	Santa Fe	CL 60	CL 55 Class	153
Fresno	CL 121	CL 53 Class	149	Savannah	CL 42	CL 42 Class	141
Galveston	CL 93	CL 55 Class	153	Spokane	CL 120	CL 53 Class	149
Honolulu	CL 48	CL 40 Class	137	Springfield	CL 66	CL 55 Class	153
Houston	CL 81	CL 55 Class	153	Tallahassee	CL 116	CL 55 Class	153
Huntington	CL 107	CL 55 Class	153	Topeka	CL 67	CL 55 Class	153
Juneau	CL 119	CL 53 Class	149	Trenton	CL 11	CL 9 Class	133
Little Rock	CL 92	CL 55 Class	153	Tucson	CL 98	CL 53 Class	149
Manchester	CL 83	CL 55 Class	53	Vicksburg	CL 86	CL 55 Class	153
Marblehead	CL 12	CL 9 Class	133	Vincennes	CL 64	CL 55 Class	153
Memphis	CL 13	CL 9 Class	133	Wilkes-Barre	CL 103	CL 55 Class	153
Miami	CL 89	CL 55 Class	153	Wilmington	CL 111	CL 55 Class	153
Milwaukee	CL 5	CL 4 Class	125	Youngstown	CL 94	CL 55 Class	153

[B L A N K]

DATA PERIOD 1942-1944	CL 4 ENDURANCE AND RADIUS CHART FOR WAR STEADY STEAMING MEAN DISPLACEMENT: 9,500 TONS Fuel in Thousands of Gallons	SHIPS IN CLASS: CL 4-6

DATA PERIOD 1942-1944	CL 4 CLASS Table I.--WAR LOGISTICS DATA FOR STEADY STEAMING BASED ON RADIUS OIL*	SHIPS IN CLASS: CL 4-6

PROP. SPEED	FUEL RATE			ENDURANCE		SPEED	RADIUS	SPEED	RADIUS	FUEL RATE	WORK COLUMN
	MEAN	NORMAL RANGE	DAILY
	Mean displacement 9,500 tons†					Mean displacement 7,500 tons		Mean displacement 9,500 tons†
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)	(11)
R.P.M.	Gal./hr.	Gal./hr.	Bbl./day	Hours	Days	Knots	Engine miles	Knots	Engine miles	Gal./eng. mi.
100	819	724-921	468±21	669±8	27.9	11.1±0.1	7,690±160	10.9±0.1	7,290±160	75.1
110	920	813-1,035	526±24	596±8	24.8	12.1±.1	7,470±160	11.9±.1	7,090±160	77.3
120	1,034	914-1,163	591±26	530±7	22.1	13.2±.1	7,250±160	13.0±.1	6,890±150	79.5
130	1,162	1,027-1,307	664±30	472±7	19.7	14.3±.1	6,990±160	14.1±.1	6,660±150	82.4
140	1,306	1,155-1,469	746±33	420±7	17.5	15.3±.1	6,660±160	15.1±.1	6,340±150	86.5
150	1,467	1,297-1,650	838±38	374±6	15.6	16.4±.1	6,350±150	16.2±.1	6,060±140	90.6
160	1,649	1,458-1,855	942±42	332±6	13.8	17.4±.1	5,990±150	17.2±.1	5,710±140	95.9
170	1,852	1,638-2,083	1,058±47	296±6	12.3	18.5±.1	5,660±150	18.2±.1	5,390±140	101.8
180	2,082	1,841-2,342	1,190±53	263±5	11.0	19.5±.1	5,320±140	19.2±.1	5,050±130	108.4
190	2,339	2,068-2,631	1,337±60	234±5	9.8	20.4±.1	5,000±140	20.1±.1	4,700±130	116.4
200	2,629	2,325-2,957	1,502±67	208±5	8.7	21.3±.1	4,640±140	21.0±.1	4,370±130	125.2
210	2,955	2,613-3,324	1,689±76	185±4	7.7	22.2±.1	4,310±140	21.8±.1	4,030±120	135.6
220	3,320	2,936-3,735	1,897±85	165±4	6.9	23.1±.1	4,040±140	22.7±.1	3,750±120	146.3
230	3,732	3,300-4,198	2,133±96	147±4	6.1	24.0±.1	3,740±140	23.6±.1	3,470±120	158.1
240	4,194	3,708-4,718	2,397±107	131±4	5.5	25.0±.2	3,500±140	24 5±.1	3,210±120	171.2
250	4,714	4,168-5,303	2,694±121	116±4	4.8	26.1±.2	3,260±140	25.4±.1	2,950±120	185.6
260	5,299	4,685-5,961	3,028±136	103±3	4.3	27.0±.2	3,000±140	26.3±.1	2,710±110	201.5
270	5,956	5,266-6,700	3,403±153	92±3	3.8	27.9±.2	2,760±110	27.2±.2	2,500±110	219.0
280	6,694	5,919-7,530	3,825±171	82±3	3.4	28.8±.2	2,530±110	28.0±.2	2,300±110	239.1
290	7,525	6,654-8,465	4,300±193	73±3	3.0	29.6±.2	2,340±110	28.8±.2	2,100±110	261.3
300	8,459	7,479-9,516	4,834±217	65±3	2.7	30.3±.2	2,150±110	29.6±.2	1,920±110	285.8
310	9,509	8,408-10,697	5,434±244	58±3	2.4	30.9±.2	1,980±110	30.1±.2	1,750±110	315.9
320	10,690	9,452-12,025	6,109±274	51±3	2.1	31.4±.2	1,790±110	30.6±.2	1,560±110	349.3
330	12,017	10,625-13,518	6,867±308	46±2	1.9	31.9±.2	1,630±110	31.1±.2	1,430±80	386.4
340	13,510	11,946-15,198	7,720±346	41±2	1.7	32.4±.2	1,490±80	‡31.6±.2	1,300±80	427.5

* Same as maximum capacity (95%) for this class of vessels; see table V.
† Mean displacement during data period.
‡ Estimated speed at designed shaft horsepower (90,000 s.h.p.).

DATA PERIOD 1942-1944	CL 4 CLASS	SHIPS IN CLASS: CL 4-6

Table II.--WAR LOGISTICS DATA: UNDERWAY AVERAGES

Average speed		Fuel rate	Endurance*
R.P.M.	Knots	Bbl./day	Days
139.3	15.0	828±208	15.8±1.4

* Based on radius oil; see table V.

Table III.--WAR LOGISTICS DATA: NOT UNDERWAY

Fuel rate		Endurance*
Gal./hr.	Bbl./day	Days
195	111	117.1

* Based on radius oil;,see table V,

Table IV.--PROPELLER SPECIFICATIONS

[Note: All underway data are based on the propellers specified below.
In the case of ships whose propellers do not conform to these specifications,
see discussion of table IV in Introduction.]

Number of propellers	Number of blades	Diameter	Pitch
2 inboard	3	11'3"	11'10"
2 outboard	3	11'3"	11'10"

Table V.--FUEL CAPACITIES

Capacity	Gallons	Barrels	Tons
"Full load" fuel oil capacity§	544,028	12,953	1,964
Diesel oil capacity (95%)	4,082	97	13
Total: radius oil*	548,110	13,050	1,977
Additional fuel oil required to fill all tanks to 95% (emergency)	0	0	0
Total: maximum capacity (95%)*	548,110	13,050	1,977

§ Based on considerations of cruising radius and power of survival as affected by reserve buoyancy.
* For this class of vessels radius oil and maximum capacity (95%) are identical.

Conversion factors:

Diesel oil:	314 gallons =	1 ton.
Fuel oil:	277 gallons =	1 ton.
Diesel oil and fuel oil:	42 gallons =	1 barrel.

Table IAA.--WAR LOGISTICS DATA FOR STEADY STEAMING
BASED ON MAXIMUM CAPACITY (95%)*

Data for Integral Ship Speeds

Speed	Radius	Endurance	Fuel rate
	Mean displacement 9,500 tons
Knots	Engine miles	Days	Bbl./day
11	7,270	27.6	474
12	7,070	24.6	532
13	6,890	22.1	591
14	6,680	19.9	657
15	6,370	17.7	738
16	6,110	16.0	821
17	5,780	14.2	921
18	5,450	12.6	1,035
19	5,120	11.3	1,164
20	4,740	9.9	1,321
21	4,370	8.7	1,502
22	3,970	7.5	1,735
23	3,660	6.6	1,976
24	3,350	5.8	2,250
25	3,070	5.1	2,562
26	2,790	4.5	2,917
27	2,550	3.9	3,320
28	2,300	3.4	3,825
29	2,060	2.9	4,434
30	1,780	2.5	5,314
31	1,460	1.9	6,715

* See table V.

Table VI.--STEADY STEAMING MEAN FUEL RATE RATIOS*

Ship	Average displacement	Fuel rate ratio--Ship: Class
		100 R.P.M.	150 R.P.M.	200 R.P.M.	250 R.P.M.	300 R.P.M.
	Tons	Percent	Percent	Percent	Percent	Percent
U.S.S. Omaha CL 4	9,300	101.7	100.3	98.9	97.5	96.0
U.S.S. Milwaukee CL 5	9,500	98.5	102.0	105.6	109.3	113.0
U.S.S. Cincinnati CL 6	9,500	99.8	97.6	95.4	93.2	91.0

* Table VI is used to adjust the class data in tables I and IAA to individual ships.
The ratios were obtained by dividing the steady steaming mean fuel rates of the indicated ships
by the corresponding mean fuel rates given in column (2) of table I.

[B L A N K]

	CL 7 Fuel in Thousands of Gallons	SHIPS IN CLASS: CL 7, 8

A statistical study of the war service fuel consumption of the CL 7 Class will be issued when sufficient data are available.

[B L A N K]

DATA PERIOD 1943-1944	CL 9 ENDURANCE AND RADIUS CHART FOR WAR STEADY STEAMING MEAN DISPLACEMENT: 9,900 TONS Fuel in Thousands of Gallons	SHIPS IN CLASS: CL 9-13

DATA PERIOD 1943-1944	CL CLASS Table I.--WAR LOGISTICS DATA FOR STEADY STEAMING BASED ON RADIUS OIL*	SHIPS IN CLASS: CL 9-13

PROP. SPEED	FUEL RATE			ENDURANCE		SPEED	RADIUS	SPEED	RADIUS	FUEL RATE	WORK COLUMN
	MEAN	NORMAL RANGE	DAILY
	Mean displacement 9,900 tons†					Mean displacement 7,900 tons		Mean displacement 9,900 tons†
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)	(11)
R.P.M.	Gal./hr.	Gal./hr.	Bbl./day	Hours	Days	Knots	Engine miles	Knots	Engine miles	Gal./eng. mi.
100	719	638-807	411±18	769±8	32.0	11.1±0.1	8,870±190	11.0±0.1	8,460±170	65.4
110	817	725-917	467±20	677±8	28.2	12.2±.1	8,590±170	12.1±.1	8,190±170	67.5
120	927	822-1,040	530±23	597±7	24.9	13.3±.1	8,230±170	13.2±.1	7,880±160	70.2
130	1,053	934-1,181	602±26	525±7	21.9	14.4±.1	7,860±160	14.3±.1	7,510±160	73.6
140	1,196	1,061-1,342	683±30	463±7	19.3	15.5±.1	7,460±160	15.3±.1	7,080±160	78.2
150	1,358	1,204-1,523	776±34	407±6	17.0	16.6±.1	7,020±150	16.3±.1	6,630±150	83.3
160	1,542	1,368-1,730	881±39	359±6	15.0	17.7±.1	6,600±150	17.4±.1	6,250±150	88.6
170	1,751	1,553-1,964	1,001±44	316±6	13.2	18.7±.1	6,210±150	18.4±.1	5,810±150	95.2
180	1,989	1,764-2,231	1,137±50	278±5	11.6	19.7±.1	5,770±140	19.4±.1	5,390±130	102.5
190	2,259	2,003-2,534	1,291±56	245±5	10.2	20.6±.1	5,310±140	20.3±.1	4,970±130	111.3
200	2,566	2,276-2,879	1,466±64	216±5	9.0	21.5±.1	4,940±140	21.2±.1	4,580±130	121.0
210	2,914	2,584-3,269	1,665±73	190±4	7.9	22.4±.1	4,520±140	22.1±.1	4,200±130	131.9
220	3,310	2,936-3,713	1,891±83	167±4	7.0	23.3±.1	4,150±140	22.9±.1	3,820±130	144.5
230	3,760	3,335-4,218	2,149±94	147±4	6.1	24.3±.1	3,860±140	23.8±.1	3,500±130	158.0
240	4,271	3,788-4,791	2,441±107	130±4	5.4	25.3±.1	3,540±140	24.7±.1	3,210±130	172.9
250	4,852	4,303-5,443	2,773±121	114±4	4.8	26.3±.2	3,230±140	25.6±.2	2,920±130	189.5
260	5,512	4,888-6,183	3,150±138	100±3	4.2	27.3±.2	2,950±110	26.5±.2	2,650±110	208.0
270	6,262	5,554-7,025	3,578±157	88±3	3.7	28.2±.2	2,680±110	27.4±.2	2,410±110	228.5
280	7,114	6,309-7,981	4,065±178	78±3	3.2	29.1±.2	2,440±110	28.3±.2	2,210±110	251.4
290	8,082	7,168-9,066	4,618±202	68±3	2.8	29.9±.2	2,240±110	29.1±.2	1,980±110	277.7
300	9,182	8,143-10,300	5,247±230	60±3	2.5	30.5±.2	2,040±110	29.7±.2	1,780±110	309.2
310	10,433	9,253-11,704	5,962±261	53±3	2.2	31.1±.2	1,830±110	30.3±.2	1,610±110	344.3
320	11,854	10,513-13,298	6,774±296	47±2	2.0	31.6±.2	1,640±110	30.8±.2	1,450±80	384.9
330	13,469	11,945-15,110	7,697±337	41±2	1.7	32.1±.2	1,510±80	31.2±.2	1,280±80	431.7
334	14,175	12,572-15,902	8,100±354	39±2	1.6	32.3±.2	1,420±80	‡31.4±.2	1,220±80	451.4

* Same as maximum capacity (95%) for this class of vessels; see table V.
† Mean displacement during data period.
‡ Estimated speed at designed shaft horsepower (90,000 s.h.p.).

DATA PERIOD 1943-1944	CL 9 CLASS	SHIPS IN CLASS: CL 9-13

Table II.--WAR LOGISTICS DATA: UNDERWAY AVERAGES

Average speed		Fuel rate	Endurance*
R.P.M.	Knots	Bbl./day	Days
138.2	15.1	761±198	17.3±1.5

* Based on radius oil; see table V.

Table III.--WAR LOGISTICS DATA: NOT UNDERWAY

Fuel rate		Endurance*
Gal./hr.	Bbl./day	Days
195	111	118.2

* Based on radius oil; see table V.

Table IV.--PROPELLER SPECIFICATIONS

[Note: All underway data are based on the propellers specified below.
In the case of ships whose propellers do not conform to these specifications,
see discussion of table IV in Introduction.]

Number of propellers	Number of blades	Diameter	Pitch
2 inboard	3	11'4"	12'0"
2 outboard	3	11'4"	12'0"

Table V.--FUEL CAPACITIES

Capacity	Gallons	Barrels	Tons
"Full load" fuel oil capacity§	548,183	13,052	1,979
Diesel oil capacity (95%)	5,024	120	16
Total: radius oil*	553,207	13,172	1,995
Additional fuel oil required to fill all tanks to 95% (emergency)	0	0	0
Total: maximum capacity (95%)*	553,207	13,172	1,995

§ Based on considerations of cruising radius and power of survival as affected by reserve buoyancy.
* For this class of vessels radius oil and maximum capacity (95%) are identical.

Conversion factors:

Diesel oil:	314 gallons =	1 ton.
Fuel oil:	277 gallons =	1 ton
Diesel oil and fuel oil:	42 gallons =	1 barrel.

Table IAA.--WAR LOGISTICS DATA FOR STEADY STEAMING
BASED ON MAXIMUM CAPACITY (95%)*

Data for Integral Ship Speeds

Speed	Radius	Endurance	Fuel rate
	Mean displacement 9,900 tons
Knots	Engine miles	Days	Bbl./day
11	8,460	32.0	411
12	8,210	28.6	462
13	7,940	25.5	519
14	7,610	22.7	582
15	7,210	20.1	659
16	6,760	17.7	748
17	6,390	15.7	843
18	5,990	13.9	953
19	5,560	12.2	1,083
20	5,110	10.7	1,240
21	4,670	9.3	1,427
22	4,240	8.0	1,643
23	3,780	6.9	1,920
24	3,440	5.9	2,214
25	3,110	5.2	2,552
26	2,800	4.5	2,941
27	2,520	3.9	3,388
28	2,280	3.4	3,903
29	2,010	2.8	4,549
30	1,700	2.4	5,604
31	1,360	1.8	7,236

* See table V.

Table VI.--STEADY STEAMING MEAN FUEL RATE RATIOS*

Ship	Average displacement	Fuel rate ratio--Ship: Class
		100 R.P.M.	150 R.P.M.	200 R.P.M.	250 R.P.M.	300 R.P.M.
	Tons	Percent	Percent	Percent	Percent	Percent
U.S.S. Richmond CL 9	10,200	97.3	96.8	96.2	95.6	94.8
U.S.S. Concord CL 10	9,500	90.2	92.8	95.3	97.8	100.3
U.S.S. Trenton CL 11	9,500	97.5	100.0	102.5	105.0	107.4
U.S.S. Memphis CL 13	10,300	115.0	110.5	106.0	101.7	97.4

* Table VI is used to adjust the class data in tables I and IAA to individual ships.
The ratios were obtained by dividing the steady steaming mean fuel rates of the indicated ships
by the corresponding mean fuel rates given in column (2) of table I.

[B L A N K]

DATA PERIOD 1942-1943	CL 40 ENDURANCE AND RADIUS CHART FOR WAR STEADY STEAMING MEAN DISPLACEMENT: TONS Fuel in Thousands of Gallons	SHIPS IN CLASS: CL 40, 41, 43, 46, 48

DATA PERIOD 1942-1943	CL 40 CLASS Table I.--WAR LOGISTICS DATA FOR STEADY STEAMING BASED ON RADIUS OIL*	SHIPS IN CLASS: CL 40, 41, 43, 46, 48

PROP. SPEED	FUEL RATE			ENDURANCE		SPEED	RADIUS	SPEED	RADIUS	FUEL RATE	WORK COLUMN
	MEAN	NORMAL RANGE	DAILY
		Mean displacement 12,800 tons†				Mean displacement 10,800 tons		Mean displacement 12,800 tons†
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)	(11)
R.P.M.	Gal./hr.	Gal./hr.	Bbl./day	Hours	Days	Knots	Engine miles	Knots	Engine miles	Gal./eng. mi.
100	670	599-746	383±16	845±8	35.2	10.4±0.1	9,430±180	10.3±0.1	8,700±170	65.0
								11.0	8,550	66.2
110	754	674-839	431±18	751±7	31.3	11.4±.1	9,400±180	11.3±.1	8,490±160	66.7
								12.0	8,290	68.3
120	849	759-945	485±20	667±7	27.8	12.4±.1	9,200±170	12.3±.1	8,200±160	69.0
								13.0	7,970	71.0
130	956	855-1,064	546±22	592±6	24.7	13.4±.1	8,940±170	13.3±.1	7,870±140	71.9
								14.0	7,620	74.2
140	1,076	962-1,198	615±25	526±6	21.9	14.5±.1	8,690±170	14.3±.1	7,520±140	75.2
								16.0	7,260	78.0
150	1,212	1,084-1,349	693±28	467±6	19.5	15.5±.1	8,350±150	15.3±.1	7,150±140	79.2
								16.0	6,880	82.4
160	1,365	1,221-1,519	780±32	415±5	17.3	16.5±.1	7,990±150	16.3±.1	6,760±140	83.7
								17.0	6,490	87.3
170	1,537	1,375-1,711	878±36	368±5	15.3	17.5±.1	7,610±150	17.3±.1	6,370±140	88.8
								18.0	6,100	92.9
180	1,731	1,548-1,927	989±40	327±5	13.6	18.5±.1	7,230±150	18.3±.1	5,980±140	94.6
								19.0	5,710	99.1
190	1,949	1,743-2,170	1,114±45	290±5	12.1	19.5±.1	6,840±150	19.3±.1	5,600±140	101.0
								20.0	6,360	106.0
200	2,195	1,963-2,443	1,254±51	258±4	10.8	20.5±.1	6,480±150	20.3±.1	5,240±140	108.1
								21.0	4,940	114.7
210	2,472	2,211-2,752	1,413±58	229±4	9.5	21.5±.2	6,020±150	21.2±.2	4,860±140	116.6
								22.0	4,580	123.6
220	2,784	2,490-3,099	1,591±65	203±4	8.5	22.5±.2	5,670±150	22.2±.2	4,510±140	125.4
								23.0	4,200	134.6
230	3,136	2,805-3,491	1,792±73	180±4	7.5	23.4±.2	5,290±140	23.1±.2	4,160±130	135.8
								24.0	3,890	145.5
240	3,532	3,159-3,932	2,018±82	160±3	6.7	24.4±.2	4,900±140	24.1±.2	3,860±120	146.6
250	3,978	3,558-4,428	2,273±93	142±3	5.9	25.4±.2	4,520±140	25.0±.2	3,550±120	159.1
260	4,481	4,008-4,988	2,561±104	126±3	5.2	26.4±.2	4,170±130	26.0±.2	3,280±120	172.3
270	5,048	4,515-5,619	2,885±118	112±3	4.7	27.4±.3	3,860±130	27.0±.3	3,020±120	187.0
280	5,686	5,085-6,329	3,249±132	100±3	4.2	28.4±.3	3,580±130	27.9±.3	2,790±120	203.8
								28.0	2,760	205.9
290	6,406	5,729-7,131	3,661±149	88±2	3.7	29.3±.3	3,280±130	28.8±.3	2,530±90	222.4
								29.0	2,480	227.8
300	7,217	6,455-8,034	4,124±168	78±2	3.2	30.1±.3	3,010±130	29.6±.3	2,310±90	243.8
								30.0	2,220	255.6
310	8,130	7,271-9,050	4,646±189	70±2	2.9	30.9±.3	2,720±90	30.4±.3	2,130±90	267.4
								31.0	1,960	290.6
320	9,160	8,192-10,197	5,234±213	62±2	2.6	31.6±.3	2,460±90	31.1±.3	1,930±90	294.5
330	10,320	9,230-11,488	5,897±240	55±2	2.3	32.2±.3	2,220±90	31.7±.3	1,740±90	325.6
								32.0	1,640	346.9
340	11,628	10,400-12,944	6,645±271	49±2	2.0	32.7±.3	1,960±90	32.2±.3	1,580±80	361.1
343	12,051	10,778-13,415	6,886±281	47±2	2.0	32.9±.3	1,910±90	‡32.3±.3	1,520±80	373.1

* See table V.
† Mean displacement during data period.
‡ Estimated speed at designed shaft horsepower (100,000 s.h.p.).

DATA PERIOD 1942-1943	CL 40 CLASS	SHIPS IN CLASS: CL 40, 41, 43, 46, 48

Table II.--WAR LOGISTICS DATA: UNDERWAY AVERAGES

Average speed		Fuel rate	Endurance*
R.P.M.	Knots	Bbl./day	Days
157.0	16.0	873±256	15.4±1.6

* Based on radius oil; see table V.

Table III.--WAR LOGISTICS DATA: NOT UNDERWAY

Fuel rate		Endurance*
Gal./hr.	Bbl./day	Days
184	105	128.2

* Based on radius oil; see table V.

Table IV.--PROPELLER SPECIFICATIONS

[Note: All underway data are based on the propellers specified below.
In the case of ships whose propellers do not conform to these specifications, see table IV in Introduction.]

Number of propellers	Number of blades	Diameter	Pitch
2 inboard	3	11'95/8"	11'65/8"
2 outboard	3	11'95/8"	11'97/8"

Table V.--FUEL CAPACITIES

Capacity	Gallons	Barrels	Tons
"Full load" fuel oil capacity§	548,737	13,065	1,981
Diesel oil capacity (95%)	17,270	411	55
Total: radius oil*.	566,007	13,476	2,036
Additional fuel oil required to fill all tanks to 95% (emergency)	38,503	917	139
Total: maximum capacity.(95%)†	604,510	14,393	2,175

§ Based on considerations of cruising radius and power of survival as affected by reserve buoyancy.
* In tables I, II, and III endurance and radius are based on radius oil.
† In table IA endurance and radius are based on maximum capacity (95%).

Conversion factors:

Diesel oil:	314 gallons =	1 ton.
Fuel oil:	277 gallons =	1 ton.
Diesel oil and fuel oil:	42 gallons =	1 barrel.

Table IA.--WAR LOGISTICS DATA FOR STEADY STEAMING
BASED ON MAXIMUM CAPACITY (95%)*

[Note: Fueling beyond the radius oil capacity increases radius at the expense of resistance
to underwater damage. This table is made available to the commander an a supplement to table I
for use when increased radius and decreased resistance to underwater damage are factors in a decision.]

Speed	Radius	Endurance	Fuel rate
	Mean displacement 12,800 tons
Knots	Engine miles	Days	Bbl./day
11	9,130	34.7	417
12	8,850	30.8	469
13	8,510	27.3	528
14	8,140	24.2	594
15	7,750	21.6	670
16	7,350	19.2	754
17	6,930	17.0	849
18	6,510	15.1	956
19	6,100	13.5	1,077
20	5,710	12.0	1,212
21	5,280	10.5	1,378
22	4,890	9.3	1,555
23	4,490	8.1	1,770
24	4,150	7.3	1,995
25	3,790	6.3	2,273
26	3,500	5.6	2,561
27	3,230	5.0	2,885
28	2,950	4.4	3,295
29	2,650	3.8	3,777
30	2,370	3.2	4,385
31	2,090	2.8	5,150
32	1,750	2.2	6,346

* See table V.

Table VI.--STEADY STEAMING MEAN FUEL RATE RATIOS*

Ship	Average displacement	Fuel rate ratio--Ship: Class
		100 R.P.M.	150 R.P.M.	200 R.P.M.	250 R.P.M.	300 R.P.M.
	Tons	Percent	Percent	Percent	Percent	Percent
U.S.S. Brooklyn CL 40	13,000	98.2	100.4	102.6	104.8	106.9
U.S.S. Philadelphia CL 41	12,900	113.0	109.5	106.1	102.6	99.3
U.S.S. Nashville CL 43	12,700	102.2	99.0	95.8	92.6	89.5
U.S.S. Honolulu CL 48	12,600	98.9	100.1	101.2	102.3	103.4

* Table VI is used to adjust the class data in tables I and IA to individual ships.
The ratios were obtained by dividing the steady steaming mean fuel rates of the indicated ships
by the corresponding mean fuel rates given in column (2) of table I.

[B L A N K]

DATA PERIOD 1944-1945	CL 42 ENDURANCE AND RADIUS CHART FOR WAR STEADY STEAMING MEAN DISPLACEMENT: TONS Fuel in Thousands of Gallons	SHIPS IN CLASS: CL 42

DATA PERIOD 1944-1945	CL 42 CLASS Table I.--WAR LOGISTICS DATA FOR STEADY STEAMING BASED ON RADIUS OIL*	SHIPS IN CLASS: CL 42

PROPELLER SPEED	FUEL RATE			ENDURANCE		SPEED	RADIUS	SPEED	RADIUS	FUEL RATE	WORK COLUMN
	MEAN	NORMAL RANGE	DAILY
	Mean displacement 14,100 tons†					Mean displacement 12,100 tons		Mean displacement 14,100 tons†
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)	(11)
R.P.M.	Gal./hr.	Gal./hr.	Bbl./day	Hours	Days	Knots	Engine miles	Knots	Engine miles	Gal./eng. mi.
100	756	695-820	432±13	892±6	37.2	9.6±0.1	9,230±170	9.5±0.1	8,470±150	79.6
110	841	773-912	481±15	802±6	33.4	10.7±.1	9,350±160	10.6±.1	8,500±150	79.3
120	936	861-1,015	535±16	721±6	30.0	11.7±.1	9,280±160	11.6±.1	8,360±150	80.7
130	1,042	958-1,130	595±18	647±6	27.0	12.7±.1	9,160±160	12.6±.1	8,150±150	82.7
140	1,159	1,066-1,257	662±20	582±5	24.2	13.7±.1	8,860±160	13.6±.1	7,920±150	85.2
150	1,290	1,186-1,399	737±23	523±5	21.8	14.8±.1	8,700±160	14.7±.1	7,690±150	87.8
160	1,435	1,320-1,556	820±25	470±5	19.6	15.8±.1	8,440±160	15.7±.1	7,380±150	91.4
170	1,597	1,469-1,732	913±28	422±5	17.6	16.8±.1	8,150±160	16.7±.1	7,050±150	95.6
180	1,777	1,634-1,927	1,015±31	380±4	15.8	17.8±.1	7,850±160	17.7±.1	6,730±150	100.4
190	1,977	1,818-2,144	1,130±35	341±4	14.2	18.9±.1	7,480±160	18.7±.1	6,380±150	105.7
200	2,200	2,023-2,386	1,257±39	307±4	12.8	19.9±.2	7,240±160	19.7±.2	6,050±150	111.7
210	2,448	2,251-2,655	1,399±43	276±4	11.5	20.8±.2	6,860±150	20.6±.2	5,690±140	118.8
220	2,723	2,504-2,953	1,556±48	248±4	10.3	21.7±.2	6,440±150	21.5±.2	5,330±140	126.7
230	3,030	2,787-3,286	1,731±53	223±3	9.3	22.6±.2	5,970±150	22.4±.2	5,000±120	135.3
240	3,372	3,101-3,657	1,927±59	200±3	8.3	23.6±.2	5,590±150	23.3±.2	4,660±120	144.7
250	3,752	3,451-4,069	2,144±66	180±3	7.5	24.6±.2	5,240±130	24.3±.2	4,370±120	154.4
260	4,175	3,840-4,528	2,386±73	162±3	6.8	25.6±.2	4,920±130	25.2±.2	4,080±120	165.7
270	4,645	4,272-5,038	2,654±82	145±3	6.0	26.5±.2	4,560±130	26.1±.2	3,780±120	178.0
280	5,169	4,754-5,606	2,954±91	130±3	5.4	27.5±.2	4,290±130	27.0±.2	3,510±120	191.4
290	5,752	5,290-6,239	3,287±101	117±3	4.9	28.3±.3	3,990±130	27.8±.3	3,250±120	206.9
300	6,400	5,886-6,942	3,657±112	105±3	4.4	29.1±.3	3,670±130	28.6±.3	3,000±120	223.8
310	7,121	6,549-7,724	4,069±125	95±2	4.0	29.8±.3	3,400±130	29.3±.3	2,780±100	243.0
320	7,924	7,287-8,594	4,528±139	85±2	3.5	30.5±.3	3,050±130	29.9±.3	2,540±100	265.0
330	8,817	8,109-9,563	5,038±155	76±2	3.2	31.2±.4	2,650±100	30.5±.4	2,320±100	289.1
340	9,811	9,023-10,641	5,606±172	69±2	2.9	31.8±.4	2,320±100	‡31.0±.4	2,140±100	316.5

* See table V.
† Mean displacement during data period.
‡ Estimates speed at designed shaft horsepower (100,000 s.h.p.).

DATA PERIOD 1944-1945	CL 42 CLASS	SHIPS IN CLASS: CL 42

Table II.--WAR LOGISTICS DATA: UNDERWAY AVERAGES

Average speed		Fuel rate	Endurance*
R.P.M.	Knots	Bbl./day	Days
165.8	16.3	1,045±336	15.4±1.7

* Based on radius oil; see table V.

Table III.--WAR LOGISTICS DATA: NOT UNDERWAY

Fuel rate		Endurance*
Gal./hr.	Bbl./day	Days
145	83	193.8

* Based on radius oil; see table V.

Table IV.--PROPELLER SPECIFICATIONS

Note: All underway data are based on the propellers specified below.
In the case of ships whose propellers do not conform to these specifications,
see discussion of table IV in Introduction.

In case of a propeller change see discussion of table IV in Introduction.

Number of propellers	Number of blades	Diameter	Pitch
2 Inboard	3	11'9"	11'6"
2 Outboard	3	11'9"	12'0"

Table V.--FUEL CAPACITIES

Capacity	Gallons	Barrels	Tons
"Full load" fuel oil capacity§	658,429	15,677	2,377
Diesel oil capacity (95%)	16,014	381	51
Total: radius oil*	674,443	16,058	2,428
Additional fuel oil required to fill all tanks to 95% (emergency)	0	0	0
Total: maximum capacity (95%)*	674,443	16,058	2,428

§ Based on considerations of cruising radius and power of survival as affected by reserve buoyancy.
* For this vessel,radius oil and maximum capacity (95%) are identical.

Conversion factors:

Diesel oil:	314 gallons =	1 ton.
Fuel oil:	277 gallons =	1 ton.
Diesel oil and fuel oil:	42 gallons =	1 barrel

Table IAA.--WAR LOGISTICS DATA FOR STEADY STEAMING BASED ON MAXIMUM CAPACITY (95%)*

Note: Fueling beyond the radius oil capacity increases radius at the expense of resistance
to underwater damage. This table is made available to the commander as a supplement to table 1 for use when increased radius and decreased resistance to underwater damage are factors in a decision.

Speed	Radius	Endurance	Fuel rate
	Mean displacement 14,100 tons
Knots	Engine miles	Days	Bbl./day
10	8,480	35.5	454
11	8,440	32.0	503
12	8,280	28.8	559
13	8,060	25.9	622
14	7,840	23.3	689
15	7,600	21.1	762
16	7,280	19.0	848
17	6,950	17.1	944
18	6,620	15.3	1,050
19	6,280	13.8	1,168
20	5,930	12.4	1,304
21	5,530	11.0	1,469
22	5,150	9.7	1,653
23	4,770	8.6	1,862
24	4,460	7.7	2,079
25	4,140	7.0	2,332
26	3,810	6.1	2,624
27	3,510	5.4	2,954
28	3,190	4.8	3,380
29	2,870	4.2	3,892
30	2,500	3.4	4,613
31	2,140	2.9	5,606

* See table V.

[B L A N K]

DATA PERIOD 1941-1943	CL 47 ENDURANCE AND RADIUS CHART FOR WAR STEADY STEAMING MEAN DISPLACEMENT: TONS Fuel in Thousands of Gallons	SHIPS IN CLASS: CL 47

DATA PERIOD 1941-1943	CL 47 CLASS Table I.--WAR LOGISTICS DATA FOR STEADY STEAMING BASED ON RADIUS OIL*	SHIPS IN CLASS: CL 47

PROPELLER SPEED	FUEL RATE			ENDURANCE		SPEED	RADIUS	SPEED	RADIUS	FUEL RATE	WORK COLUMN
	MEAN	NORMAL RANGE	DAILY
	Mean displacement 12,800 tons†					Mean displacement 10,800 tons		Mean displacement 12,800 tons†
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)	(11)
R.P.M.	Gal./hr.	Gal./hr.	Bbl./day	Hours	Days	Knots	Engine miles	Knots	Engine miles	Gal./eng. mi.
100	588	540-639	336±11	963±7	40.1	10.4±0.1	10,810±180	10.3±0.1	9,920±170	57.1
								11.0	9,690	58.4
110	667	612-725	381±12	849±6	35.4	11.4±.1	10,700±180	11.3±.1	9,590±160	59.0
								12.0	9,320	60.8
120	756	694-822	432±14	749±6	31.2	12.4±.1	10,400±160	12.3±.1	9,210±150	61.5
								13.0	8,910	63.6
130	858	787-932	490±15	660±6	27.5	13.4±.1	10,040±160	13.3±.1	8,780±150	64.5
								14.0	8,460	67.0
140	973	893-1,057	556±17	582±5	24.2	14.5±.1	9,690±160	14.3±.1	8,320±140	68.0
								15.0	7,990	70.9
150	1,103	1,012-1,199	630±20	513±5	21.4	15.5±.1	9,250±160	15.3±.1	7,850±140	72.1
								16.0	7,510	75.3
160	1,251	1,148-1,359	715±22	452±5	18.8	16.5±.1	8,790±150	16.3±.1	7,370±140	76.7
								17.0	7,040	80.4
170	1,419	1,302-1,542	811±25	399±5	16.6	17.5±.1	8,330±150	17.3±.1	6,900±140	82.0
								18.0	6,580	86.1
180	1,609	1,477-1,749	919±29	352±4	14.7	18.5±.1	7,860±150	18.3±.1	6,440±140	87.9
								19.0	6,120	92.6
190	1,825	1,675-1,983	1,043±33	310±4	12.9	19.5±.1	7,390±150	19.3±.1	5,980±140	94.6
								20.0	5,670	99.8
200	2,070	1,900-2,249	1,183±37	273±4	11.4	20.5±.1	6,950±150	20.3±.1	5,540±140	102.0
								21.0	5,210	108.8
210	2,348	2,155-2,552	1,342±42	241±4	10.0	21.5±.2	6,430±150	21.2±.2	5,110±140	110.8
								22.0	4,810	118.2
220	2,663	2,444-2,894	1,522±48	213±3	8.9	22.5±.2	6,010±150	22.2±.2	4,730±120	120.0
								23.0	4,370	129.5
230	3,020	2,772-3,282	1,726±54	187±3	7.8	23.4±.2	5,570±150	23.1±.2	4,320±120	130.7
								24.0	4,010	141.0
240	3,425	3,143-3,722	1,957±62	165±3	6.9	24.4±.2	5,120±130	24.1±.2	3,980±120	142.1
250	3,884	3,565-4,221	2,219±70	146±3	6.1	25.4±.2	4,700±130	25.0±.2	3,650±120	155.4
260	4,405	4,043-4,787	2,517±79	128±3	5.3	26.4±.2	4,300±130	26.0±.2	3,330±120	169.4
270	4,996	4,585-5,429	2,855±90	113±3	4.7	27.4±.3	3,950±130	27.0±.3	3,050±120	185.0
280	5,667	5,201-6,158	3,238±102	100±3	4.2	28.4±.3	3,640±130	27.9±.3	2,790±120	203.1
								28.0	2,760	205.3
290	6,427	5,899-6,984	3,673±115	88±2	3.7	29.3±.3	3,310±130	28.8±.3	2,530±90	223.2
								29.0	2,480	229.0
300	7,289	6,690-7,921	4,165±131	78±2	3.2	30.1±.3	3,010±130	29.6±.3	2,310±90	246.2
								30.0	2,190	259.0
310	8,267	7,587-8,984	4,724±149	68±2	2.8	30.9±.3	2,720±90	30.4±.3	2,070±90	271.9
								31.0	1,900	297.3
320	9,376	8,605-10,189	5,358±168	60±2	2.5	31.6±.3	2,460±90	31.1±.3	1,870±90	301.5
330	10,634	9,760-11,556	6,077±191	53±2	2.2	32.2±.3	2,190±90	31.7±.3	1,680±80	335.5
								32.0	1,580	359.0
340	12,061	11,069-13,107	6,892±217	47±2	2.0	32.7±.3	1,930±90	32.2±.3	1,510±80	374.6
343	12,525	11,495-13,611	7,157±225	45±2	1.9	32.9±.3	1,840±90	‡32.3±.3	1,450±80	387.8

* See table V.
† Mean displacement during data period.
‡ Estimated speed at designed shaft horsepower (100,000 s.h.p.).

DATA PERIOD 1941-1943	CL 47 CLASS	SHIPS IN CLASS: CL 47

Table II.--WAR LOGISTICS DATA: UNDERWAY AVERAGES

Average speed		Fuel rate	Endurance*
R.P.M.	Knots	Bbl./day	Days
156.3	15.9	850±283	15.9±1.8

* Based on radius oil; see table V.

Table III.--WAR LOGISTICS DATA: NOT UNDERWAY

Fuel rate		Endurance*
Gal./hr.	Bbl./day	Days
168	96	140.4

* Based on radius oil; see table V.

Table IV.--PROPELLER SPECIFICATIONS

Note: All underway data are based on the propellers specified below.
In the case of ships whose propellers do not conform to these specifications,
see discussion of table IV in Introduction.

In case of a propeller change see discussion of table IV in Introduction.

Number of propellers	Number of blades	Diameter	Pitch
2 inboard	3	11'95/8"	11'65/8"
2 outboard	3	11'95/8"	11'97/8"

Table V.--FUEL CAPACITIES

Capacity	Gallons	Barrels	Tons
"Full load" fuel oil capacity§	548,737	13,065	1,981
Diesel oil capacity (95%)	17,270	411	55
Total: radius oil*	566,007	13,476	2,036
Additional fuel oil required to fill all tanks to 95% (emergency)	38,503	917	139
Total: maximum capacity (95%)†	604,510	14,393	2,175

§ Based on considerations of cruising radius and power of survival as affected by reserve buoyancy.
* In tables I,II,and III endurance and radius are based on radius oil.
† In table IA endurance and radius are based on maximum capacity (95%).

Conversion factors:

Diesel oil:	314 gallons =	1 ton.
Fuel oil:	277 gallons =	1 ton.
Diesel oil and fuel oil:	42 gallons =	1 barrel.

Table IA.--WAR LOGISTICS DATA FOR STEADY STEAMING BASED ON MAXIMUM CAPACITY (95%)*

Note: Fueling beyond the radius oil capacity increase radius at the expense of resistance
to underwater damage. This table is made available to the commander as a supplement to table I
for use when increased radius and decreased resistance to underwater damage are factors in a decision.

Speed	Radius	Endurance	Fuel rate
	Mean displacement 12,800 tons
Knots	Engine miles	Days	Bbl./day
11	10,350	39.3	368
12	9,950	34.7	417
13	9,520	30.5	473
14	9,040	26.9	536
15	8,530	23.7	608
16	8,020	20.9	690
17	7,520	18.5	782
18	7,030	16.3	887
19	6,540	14.3	1,006
20	6,060	12.6	1,141
21	5,560	11.0	1,307
22	5,140	9.7	1,486
23	4,670	8.4	1,703
24	4,280	7.5	1,934
25	3,900	6.5	2,219
26	3,560	5.7	2,517
27	3,260	5.0	2,855
28	2,950	4.4	3,286
29	2,650	3.8	3,796
30	2,340	3.2	4,444
31	2,030	2.7	5,267
32	1,690	2.2	6,566

* See table V.

[B L A N K]

DATA PERIOD 1942-1943	CL 49 ENDURANCE AND RADIUS CHART FOR WAR STEADY STEAMING MEAN DISPLACEMENT: 13,500 TONS Fuel in Thousands of Gallons	SHIPS IN CLASS: CL 49

DATA PERIOD 1942-1943	CL 49 CLASS Table I.--WAR LOGISTICS DATA FOR STEADY STEAMING BASED ON RADIUS OIL*	SHIPS IN CLASS: CL 49

PROP. SPEED	FUEL RATE			ENDURANCE		SPEED	RADIUS	SPEED	RADIUS	FUEL RATE	WORK COLUMN
	MEAN	NORMAL RANGE	DAILY
	Mean displacement 13,500 tons†					Mean displacement 11,500 tons		Mean displacement 13,500 tons†
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)	(11)
R.P.M.	Gal./hr.	Gal./hr.	Bbl./day	Hours	Days	Knots	Engine miles	Knots	Engine miles	Gal./eng. mi.
100	634	519-764	362±26	898±15	37.4	10.4±0.1	10,140±270	10.3±0.1	9,250±250	61.6
								11.0	9,080	62.7
110	714	584-861	408±29	797±14	33.2	11.4±.1	10,110±270	11.3±.1	9,010±240	63.2
								12.0	8,800	64.7
120	804	658-969	459±33	708±13	29.5	12.4±.1	9,760±260	12.3±.1	8,710±240	65.4
								13.0	8,460	67.3
130	906	741-1,092	518±37	628±12	26.2	13.4±.1	9,490±250	13.3±.1	8,350±230	68.1
								14.0	8,090	70.3
140	1,020	835-1,229	583±42	558±12	23.2	14.5±.1	9,110±250	14.3±.1	7,980±230	71.3
								15.0	7,690	74.0
150	1,149	940-1,385	657±47	495±11	20.6	15.5±.1	8,650±250	15.3±.1	7,570±220	75.1
								16.0	7,290	78.1
160	1,294	1,059-1,560	739±53	440±10	18.3	16.5±.1	8,280±240	16.3±.1	7,170±220	79.4
								17.0	6,880	82.8
170	1,457	1,192-1,756	833±60	391±10	16.3	17.5±.1	7,880±240	17.3±.1	6,760±220	84.2
								18.0	6,470	88.0
180	1,641	1,343-1,978	938±68	347±9	14.5	18.5±.1	7,490±240	18.3±.1	6,350±210	89.7
								19.0	6,010	94.8
190	1,848	1,512-2,227	1,056±76	308±9	12.8	19.4±.1	7,060±240	19.2±.1	5,910±210	96.2
								20.0	5,590	101.7
200	2,082	1,704-2,509	1,190±86	273±8	11.4	20.4±.1	6,670±240	20.2±.1	5,510±210	103.1
								21.0	5,170	110.2
210	2,344	1,918-2,825	1,339±97	243±8	10.1	21.3±.1	6,260±240	21.1±.1	5,130±210	111.1
220	2,640	2,160-3,182	1,509±109	216±7	9.0	22.3±.2	5,820±240	22.0±.2	4,750±210	120.0
230	2,973	2,433-3,583	1,699±122	191±7	8.0	23.2±.2	5,430±240	22.9±.2	4,370±210	129.8
								23.0	4,330	131.0
240	3,349	2,741-4,036	1,914±138	170±7	7.1	24.1±.2	5,010±220	23.8±.2	4,050±210	140.7
								24.0	3,990	143.0
250	3,771	3,086-4,545	2,155±155	151±6	6.3	25.1±.2	4,690±220	24.8±.2	3,740±190	152.0
								25.0	3,380	154.5
260	4,247	3,475-5,118	2,427±175	134±6	5.6	26.2±.2	4,350±220	25.8±.2	3,460±190	164.6
								26.0	3,410	167.4
270	4,783	3,914-5,764	2,733±197	119±6	5.0	27.2±.2	4,050±220	26.8±.2	3,190±190	178.5
								27.0	3,140	175.4
280	5,387	4,408-6,492	3,078±222	106±5	4.4	28.2±.3	3,720±220	27.8±.3	2,950±180	193.8
								28.0	2,870	199.3
290	6,067	4,965-7,312	3,467±250	94±5	3.9	29.0±.3	3,420±220	28.5±.3	2,680±180	212.9
								29.0	2,520	225.6
300	6,833	5,592-8,235	3,905±281	83±5	3.5	29.8±.3	3,100±190	29.3±.3	2,430±180	233.2
310	7,695	6,297-9,274	4,397±317	74±5	3.1	30.5±.3	2,810±190	30.0±.3	2,220±180	256.5
320	8,666	7,092-10,444	4,952±357	66±4	2.8	31.2±.3	2,500±190	30.7±.3	2,030±150	282.3
								31.0	1,920	297.0
330	9,760	7,987-11,763	5,577±402	58±4	2.4	31.8±.3	2,260±150	31.3±.3	1,820±150	311.8
339	10,862	8,889-13,091	6,207±447	52±4	2.2	32.3±.3	2,070±150	‡31.8±.3	1,650±150	341.6

* See table V.
† Mean displacement during data period.
‡ Estimated speed at designed shaft horsepower (100,000 s.h.p.).

DATA PERIOD 1942-1943	CL 49 CLASS	SHIPS IN CLASS: CL 49

Table II.--WAR LOGISTICS DATA: UNDERWAY AVERAGES

Average speed		Fuel rate	Endurance*
R.P.M.	Knots	Bbl./day	Days
162.0	16.6	852±229	15.9±1.5

* Based on radius oil; see table V.

Table III.--WAR LOGISTICS DATA: NOT UNDERWAY

Fuel rate		Endurance*
Gal./hr.	Bbl./day	Days
202	115	117.4

* Based on radius oil; see table V.

Table IV.--PROPELLER SPECIFICATIONS

[Note: All underway data are based on the propellers specified below. In case of a propeller change, see discussion of table IV in Introduction.]

Number of propellers	Number of blades	Diameter	Pitch
2 inboard	3	11'95/8"	11'65/8"
2 outboard	3	11'95/8"	11'97/8"

Table V.--FUEL CAPACITIES

Capacity	Gallons	Barrels	Tons
"Full load" fuel oil capacity§	524,084	12,478	1,892
Diesel oil capacity (95%)	45,216	1,077	144
Total: radius oil*	569,300	13,555	2,036
Additional fuel oil required to fill all tanks to 95% (emergency)	69,804	1,662	252
Total: maximum capacity (95%)†	639,104	15,217	2,288

§ Based on considerations of cruising radius and power of survival as affected by reserve buoyancy.
* In tables I,II and III endurance and radius are based on radius oil.
† in table IA endurance and radius are based on maximum capacity (95%).

Conversion factors:

Diesel oil:	314 gallons =	1 ton.
Fuel oil:	277 gallons =	1 ton.
Diesel oil and fuel oil:	42 gallons =	1 barrel.

Table IA.--WAR LOGISTICS DATA FOR STEADY STEAMING
BASED ON MAXIMUM CAPACITY (95%)*

[Note: Fueling beyond the radius oil capacity increases radius at the expense of resistance
to underwater damage. This table is made available to the commander as a supplement to table I
for use when increased radius and decreased resistance to underwater damage are factors in a decision.]

Speed	Radius	Endurance	Fuel rate
	Mean displacement 13,500 tons
Knots	Engine miles	Days	Bbl./day
11	10,190	38.7	394
12	9,880	34.4	444
13	9,500	30.5	500
14	9,080	27.1	564
15	8,630	24.0	635
16	8,180	21.3	714
17	7,720	19.0	805
18	7,260	16.8	906
19	6,750	14.8	1,030
20	6,280	13.1	1,163
21	5,800	11.5	1,322
22	5,330	10.1	1,509
23	4,860	8.9	1,723
24	4,480	7.7	1,962
25	4,130	7.0	2,209
26	3,830	6.2	2,488
27	3,520	5.5	2,802
28	3,220	4.8	3,189
29	2,830	4.0	3,741
30	2,490	3.5	4,397
31	2,160	2.9	5,264

* See table V.

[B L A N K]

DATA PERIOD 1943-1944	CL 53 ENDURANCE AND RADIUS CHART FOR WAR STEADY STEAMING MEAN DISPLACEMENT: 8,200 TONS Fuel in Thousands of Gallons	SHIPS IN CLASS: CL 53, 54, 95-98, 119-121

DATA PERIOD 1943-1944	CL CLASS Table I.--WAR LOGISTICS DATA FOR STEADY STEAMING BASED ON RADIUS OIL*	SHIPS IN CLASS: CL 53, 54, 95-98, 119-121

PROP. SPEED	FUEL RATE			ENDURANCE		SPEED	RADIUS	SPEED	RADIUS	FUEL RATE	WORK COLUMN
	MEAN	NORMAL RANGE	DAILY
	Mean displacement 8,200 tons†					Mean displacement 6,900 tons		Mean displacement 8,200 tons†
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)	(11)
R.P.M.	Gal./hr.	Gal./hr.	Bbl./day	Hours	Days	Knots	Engine miles	Knots	Engine miles	Gal./eng. mi.
100	653	596-713	373±12	651±6	27.1	13.0±0.1	9,760±160	12.9±0.1	8,400±150	50.6
110	753	688-822	430±14	564±6	23.5	14.3±.1	9,440±160	14.2±.1	8,010±150	53.0
120	869	793-949	497±17	489±5	20.4	15.6±.1	9,060±160	15.4±.1	7,530±130	56.4
130	1,003	916-1,095	573±19	424±5	17.7	16.9±.1	8,500±150	16.7±.1	7,080±130	60.1
140	1,157	1,056-1,263	661±22	367±5	15.3	18.2±.1	8,040±150	18.0±.1	6,610±130	64.3
150	1,335	1,219-1,458	763±25	318±4	13.2	19.5±.1	7,590±150	19.2±.1	6,110±120	69.5
160	1,540	1,406-1,682	880±29	276±4	11.5	20.7±.1	6,980±150	20.4±.1	5,630±120	75.5
170	1,777	1,623-1,940	1,015±34	239±4	10.0	22.0±.1	6,420±150	21.7±.1	5,190±120	81.9
180	2,050	1,872-2,238	1,171±39	207±4	8.6	23.2±.1	5,960±150	22.9±.1	4,740±120	89.5
190	2,365	2,159-2,582	1,351±45	180±3	7.5	24.5±.2	5,460±150	24.1±.2	4,340±120	98.1
200	2,729	2,492-2,980	1,559±52	156±3	6.5	25.8±.2	4,980±150	25.3±.2	3,950±120	107.9
210	3,149	2,875-3,439	1,799±60	135±3	5.6	27.0±.2	4,590±140	26.5±.2	3,580±120	118.8
220	3,634	3,318-3,968	2,077±69	117±3	4.9	28.3±.3	4,050±140	27.6±.3	3,230±120	131.7
230	4,194	3,829-4,580	2,397±80	101±3	4.2	29.5±.3	3,450±140	28.6±.3	2,890±120	146.6
240	4,839	4,418-5,284	2,765±92	88±3	3.7	30.6±.4	3,000±140	29.6±.3	2,600±120	163.5
250	5,584	5,099-6,097	3,191±106	76±2	3.2	31.8±.4	2,640±100	30.4±.3	2,310±90	183.7
260	6,445	5,885-7,038	3,683±123	66±2	2.8	32.9±.4	2,300±100	31.2±.3	2,060±90	206.6
262	6,632	6,056-7,242	3,790±126	64±2	2.7	33.1±.4	2,250±100	‡31.4±.3	2,010±90	211.2

* Same as maximum capacity (95%) for this class of vessels; see table V.
† Mean displacement during data period.
‡ Estimated speed at designed shaft horsepower (75,000 s.h.p.).

DATA PERIOD 1943-1944	CL 53 CLASS	SHIPS IN CLASS: CL 53, 54, 95-98, 119-121

Table II.--WAR LOGISTICS DATA: UNDERWAY AVERAGES

Average speed		Fuel rate	Endurance*
R.P.M.	Knots	Bbl./day	Days
137.9	17.7	694±131	14.6±1.0

* Based on radius oil; see table V.

Table III.--WAR LOGISTICS DATA: NOT UNDERWAY

Fuel rate		Endurance*
Gal./hr.	Bbl./day	Days
142	81	124.7

* Based on radius oil; see table V.

Table IV.--PROPELLER SPECIFICATIONS

[Note: All underway data are based on the propellers specified below.
In the case of ships whose propellers do not conform to these specifications, see discussion of table IV in Introduction.]

Number of propellers	Number of blades	Diameter	Pitch
2	4	14'7"	15'31/2"

Table V.--FUEL CAPACITIES

Capacity	Gallons	Barrels	Tons
"Full load" fuel oil capacity§	410,237	9,768	1,481
Diesel oil capacity (95%)	14,758	351	47
Total: radius oil*.	424,995	10,119	1,528
Additional fuel oil required to fill all tanks to 95% (emergency)	0	0	0
Total: maximum capacity (95%)*	424,995	10,119	1,528

§ Based on considerations of cruising radius and power of survival as affected by reserve buoyancy.
* For this class of vessels radius oil and maximum capacity (95%) are identical.

Conversion factors:

Diesel oil:	314 gallons =	1 ton.
Fuel oil:	277 gallons =	1 ton.
Diesel oil and fuel oil:	42 gallons =	1 barrel.

Table IAA.--WAR LOGISTICS DATA FOR STEADY STEAMING
BASED ON MAXIMUM CAPACITY (95%)*

Data for Integral Ship Speeds

Speed	Radius	Endurance	Fuel rate
	Mean displacement 8,200 tons
Knots	Engine miles	Days	Bbl./day
13	8,370	26.8	377
14	8,070	24.0	421
15	7,690	21.4	475
16	7,320	19.2	532
17	6,970	17.2	593
18	6,610	15.3	661
19	6,190	13.6	746
20	5,790	12.1	841
21	5,430	10.8	942
22	5,080	9.6	1,054
23	4,710	8.5	1,186
24	4,370	7.6	1,336
25	4,050	6.8	1,507
26	3,730	6.0	1,699
27	3,420	5.3	1,925
28	3,090	4.6	2,205
29	2,770	4.0	2,544
30	2,460	3.4	2,978
31	2,120	2.9	3,560

* See table V.

Table VI.--STEADY STEAMING MEAN FUEL RATE RATIOS*

Ship	Average displacement	Fuel rate ratio--Ship: Class
		100 R.P.M.	150 R.P.M.	200 R.P.M.	250 R.P.M.
	Tons	Percent	Percent	Percent	Percent
U.S.S. San Juan CL 54	8,100	99.6	102.1	104.6	107.1
U.S.S. Oakland CL 95	8,300	100.4	97.9	95.4	92.9

* Table VI is used to adjust the class data in tables I and IAA to individual ships.
The ratios were obtained by dividing the steady steaming mean fuel rates of the indicated ships
by the corresponding mean fuel rates given in column (2) of table I.

[B L A N K]

DATA PERIOD 1944-1945	CL 55 ENDURANCE AND RADIUS CHART FOR WAR STEADY STEAMING MEAN DISPLACEMENT: 14,100 TONS Fuel in Thousands of Gallons	SHIPS IN CLASS: CL 55-58, 60, 62-67, 80-83, 86, 87, 89-93, 101-107

DATA PERIOD 1944-1945	CL 55 CLASS Table I.--WAR LOGISTICS DATA FOR STEADY STEAMING BASED ON RADIUS OIL*	SHIPS IN CLASS: CL 55-58, 60, 62-67, 80-83, 86, 87, 89-93, 101-107

PROPELLER SPEED	FUEL RATE			ENDURANCE		SPEED	RADIUS	SPEED	RADIUS	FUEL RATE	WORK COLUMN
	MEAN	NORMAL RANGE	DAILY
	Mean displacement 14,100 tons†					Mean displacement 12,100 tons		Mean displacement 14,100 tons†
(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)	(11)
R.P.M.	Gal./hr.	Gal./hr.	Bbl./day	Hours	Days	Knots	Engine miles	Knots	Engine miles	Gal./eng. mi.
100	727	659-799	415±15	836±7	34 8	9.8±0.1	8,880±170	9.7±0.1	8,110±160	74.9
								10.0	8,140	74.6
110	804	729-883	459±16	756±7	31.5	11.0±.1	9,100±170	10.9±.1 11.0 12.0	8,240±160 8,240 8,280	73.8 73.8 73.5
120	889	806-977	508±18	684±7	28.5	12.2±.1	9,320±170	12.1±.1	8,280±160	73.5
								13.0	8,190	74 3
130	983	892-1,080	562±20	619±6	25.8	13.3±.1	9,280±170	13.2±.1	8,170±150	74.5
								14.0	8,040	75.6
140	1,087	986-1,194	621±22	559±6	23.3	14 4±.1	9,090±170	14.3±.1	7,990±150	76.0
								15.0	7,820	77.8
150	1,202	1,090-1,321	687±24	506±6	21.1	15.5±.1	8,840±170	15.3±.1	7,740±150	78.6
								16.0	7,540	80.7
160	1,330	1,206-1,461	760±27	457±5	19.0	16.5±.1	8,600±170	16.3±.1	7,450±140	81.6
								17.0	7,230	84.0
170	1,471	1,334-1,616	841±30	413±5	17.2	17.5±.1	8,330±170	17.3±.1	7,140±140	85.0
								18.0	6,880	88.3
180	1,626	1,475-1,786	929±33	374±5	15.6	18.4±.1	8,000±170	18.2±.1	6,810±140	89.3
								19.0	6,500	93.7
190	1,799	1,632-1,977	1,028±37	338±5	14 1	19.3±.1	7,580±170	19.1±.1	6,460±140	94.2
								20.0	6,180	98.5
200	1,990	1,805-2,186	1,137±41	306±5	12.8	20.3±.1	7,230±170	20.1±.1	6,150±140	99.0
210	2,201	1,997-2,418	1,258±45	276±4	11.5	21.3±.1	6,840±170	21.0±.1	5,800±140	104.8
220	2,435	2,209-2,675	1,391±50	250±4	10.4	22.3±.1	6,530±170	21.9±.1	5,480±140	111.2
								22.0	5,440	112.0
230	2,693	2,443-2,959	1,539±55	226±4	9.4	23.2±.2	6,150±170	22.8±.2	5,150±140	11& 1
								23.0	5,080	119.8
240	2,980	2,703-3,274	1,703±61	204±4	8.5	24.2±.2	5,860±170	23.7±.2	4,830±140	125.7
								24.0	4,740	128.0
250	3,296	2,990-3,621	1,883±67	184±4	7.7	25.2±.2	5,570±170	24.7±.2	4,540±140	133.4
								25.0	4,460	136.0
260	3,647	3,308-4,007	2,084±74	167±4	7.0	26.3±.3	5,310±170	25.7±.2	4,290±140	141.9
								26.0	4,210	144 7
270	4,035	3,660-4,433	2,306±82	151±3	6.3	27.4±.3	4,960±170	26.7±.2	4,030±130	151.1
								27.0	3,940	154 6
280	4,464	4,049-4,904	2,551±91	136±3	5.7	28.3±.3	4,610±140	27.6±.3	3,750±130	161.7
								28.0	3,620	167.8	-
290	4,940	4,481-5,427	2,823±101	123±3	5.1	29.1±.3	4,310±140	28.4±.3	3,490±130	173.9
								29.0	3,300	183.9
300	5,466	4,958-6,005	3,123±111	111±3	4 6	29.8±.3	3,960±140	29.2±.3	3,240±130	187.2
310	6,048	5,486-6,645	3,456±123	101±3	4.2	30.4±.3	3,620±140	29.8±.3	3,010±130	203.0
								30.0	2,910	210.2
320	6,693	6,071-7,353	3,825±136	91±3	3.8	31.0±.4	3,320±140	30.3±.3	2,760±120	220.9
330	7,407	6,719-8,138	4,233±151	82±3	3.4	31.5±.4	3,020±140	30.7±.3	2,520±120	241.3
333	7,636	6,927-8,389	4,363±156	80±3	3.3	31.6±.4	2,940±140	‡30.8±.3	2,460±120	247.9

* See table V.
† Mean displacement during data period.
‡ Estimated speed at designed shaft horsepower (100,000 s.h.p.).

DATA PERIOD 1944-1945	CL 55 CLASS	SHIPS IN CLASS: CL 55-58, 60, 62 67, 80-83, 86, 87, 89-93, 101-107

Table II.--WAR LOGISTICS DATA: UNDERWAY AVERAGES

Average speed		Fuel rate	Endurance*
R.P.M.	Knots	Bbl./day	Days
151.8	15.5	851±236	17.0±1.6

* Based on radius oil; see table V.

Table III.--WAR LOGISTICS DATA: NOT UNDERWAY

Fuel rate		Endurance*
Gal./hr.	Bbl./day	Days
251	143	101.0

* Based on radius oil; see table V.

Table IV.--PROPELLER SPECIFICATIONS

Note--All under-way data are based on the propellers specified below.
In the case of ships whose propellers do not conform to these specifications, see discussion of table IV in Introduction.

In case of a propeller change, see discussion of table IV in Introduction.

Number of propellers	Number of blades	Diameter	Pitch.
2 Inboard	4	11'10"	11'8"
2 Outboard	4	11'10"	12'1"

Table V.--FUEL CAPACITIES

Capacity	Gallons	Barrels	Tons
"Full load" fuel oil capacity§.	581,700	13,850	2,100
Diesel oil capacity (95%)	26,376	628	84
Total: radius oil*	608,076	14,478	2,184
Additional fuel oil required to fill all tanks to 95% (emergency)	86,978	2,071	314
Total: maximum capacity (95%)†	695,054	16,549	2,498

§ Based on considerations of cruising radius and power of survival as affected by reserve buoyancy.
* In tables I, II, and III endurance and radius are based on radius oil.
† In table IA endurance and radius are based on maximum capacity (95%).

Conversion factors:

Diesel oil:	314 gallons =	1 ton.
Fuel oil:	277 gallons =	1 ton.
Diesel oil and fuel oil:	42 gallons =	1 barrel.

Table IA.--WAR LOGISTICS DATA FOR STEADY STEAMING BASED ON MAXIMUM CAPACITY (95%)*

Note: Fueling beyond the radius oil capacity increases radius at the expense of resistance
to underwater damage. This table is made available to the commander as a supplement to table I
for use when increased radius and decreased resistance to underwater damage are factors in a decision.

Speed	Radius	Endurance	Fuel rate
	Mean displacement 14,100 tons
Knots	Engine miles	Days	Bbl./day
10	9,300	38.9	426
11	9,420	35.7	463
12	9,460	32.9	504
13	9,360	30.1	552
14	9,190	27.4	605
15	8,940	24.9	667
16	8,620	22.4	738
17	8,260	20.2	817
18	7,860	18.3	909
19	7,430	16.3	1,017
20	7,060	14.7	1,126
21	6,630	13.1	1,258
22	6,220	11.8	1,407
23	5,810	10.5	1,575
24	5,420	9.5	1,757
25	5,100	8.6	1,943
26	4,810	7.8	2,151
27	4,500	7.0	2,388
28	4,140	6.2	2,687
29	3,770	5.4	3,048
30	3,330	4 6	3,604

* See table V.

Table VI.--STEADY STEAMING MEAN FUEL RATE RATIOS*

Ship	Average displacement	Fuel rate ratio--ship: Class
		100 R.P.M.	160 R.P.M.	200 R.P.M.	250 R.P.M.	300 R.P.M.
	Tons	Percent	Percent	Percent	Percent	Percent
U.S.S. Cleveland CL 5	14,000	97.8	99.0	100.0	101.0	101.8
U.S.S. Montpelier CL 57	14,000	104.0	98.9	94.0	89.3	84.7
U.S.S. Denver CL 58	14,100	106.9	103.3	99.7	96.2	92.7
U.S.S. Santa Fe CL 60	14,200	101.3	103.9	106.5	109.0	111.5
U.S.S. Birmingham CL 62	14,100	96.0	97.3	98.6	99.7	100.8
U.S.S. Biloxi CL 80	14,400	94.0	97.6	101.2	104.8	108.5

* Table VI is used to adjust the class data in tables I and IA to individual ships.
The ratios were obtained by dividing the steady steaming mean fuel rates of the indicated ships
by the corresponding mean fuel rates given in column (2) of table I.

[B L A N K]

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