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TABLE 11.---LENGTH AND WEIGHT OF PASSENGER TRAINS, CLASS I LINE-HAUL RAILROADS, 1921, 1926, AND

1936-67

Year

Cars per train
Actual

Index
(1921 = 100)

Gross tons per train
Actual

Index
(1922=1001)

Passengers per train Actual

Index (1921=100)

1921. 1926. 1936. 1937. 1938. 1939 1940. 1941 1942. 1943 1944. 1945. 1946. 1947. 1948. 1949. 1950. 1951. 1952. 1953. 1954. 1955. 1956. 1957 1958. 1959. 1960. 1961. 1962. 1963. 1964. 1965 1966. 1967.

6.28 6.72 7.21 7.40 7.42 7.61 7.69 8.04 8.77 9.51 9.79 9. 87 9.63 9. 19 9. 30 9. 38 9. 64 9. 78 9. 96 9.97 9.91 10.07 10.13

9.97 10.04 10.37 10.55 10.50 10.57 10.36 10.34 10.30 10.14 9.74

100.0 107.0 114.8 117.8 118. 2 121.2 122.5 128.0 139.6 151.4 155.9 157.2 153.3 146.3 148. 1 149.4 153.5 155.7 158.6 158.8 157.8 160.4 161.3 158.8 159.9 165. 1 168.0 167.2 168.3 165. O 164.6 164.0 161.5 155. 1

1 391.7
439.0
503.6
514.8
511.3
524.8
533. 2
560.1
616.4
670.7
686.6
692. 4
673.0
637.7
642.6
636.9
655.8
666. 1
676. 3
675.8
671.2
680.8
685. 2
673.4
667.8
689.3
702.1
697.9
693.1
681.0
685.4
678.5
666.7
638.1

1 100.0

112.1 128.6 131.4 130.5 134.0 136. 1 143.0 157.4 171.2 175. 3 176.8 171.8 162.8 164.1 162.6 167.4 170.1 172.7 172.5 171.4 173.8 174.9 171.9 170.5 176.0 179.2 178.2 176.9 173.9 175.0 173.2 170.2 162.9

66.6 61.3 55.4 59.2 54.9 57.9 60.7 73.2 125.5 189.5 200.7 190.5 144.3 110.7 101.1 92.3 88.8 97.5 98.7 95.0 92.3 95.5 97.2 94.2 94.4 98. O 101.5 102. 2 103. 0 97.7 99.4 100.8 104.0 101.5

100.0 92.0 83.2 88.9 82.4 86.9 91.1 109.9 188.4 284.5 301.4 286.0 216.7 166. 2 151.8 138.6 133.3 146. 4 148.2 142.6 138.6 143.4 145. 9 141.4 141.7 147.1 152.4 153.5 154.7 146.7 149.2 151.4 156.2 152.4

1 Gross ton-miles are not available for 1921. These figures are for the year 1922.

Source: Interstate Commerce Commission, Transport Statistics in the United States, Statement Q-210 and Statement Q-220; Association of American Railroads, Railroad Transportation.

TABLE 12.-NUMBER OF TRAIN ACCIDENTS BY CLASS OF ACCIDENT 1930-56

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Source: Interstate Commerce Commission Accident Bulletin No. 125,Table No. 37.

TABLE 13.—NUMBER OF TRAIN ACCIDENTS, BY GENERAL CAUSES, TOTAL AND NUMBER PER MILLION MOTIVE

POWER MILES, 1930-56

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NUMBER OF TRAIN ACCIDENTS PER MILLION MOTIVE-POWER MILES (LOCOMOTIVE-MILES PLUS MOTOR-TRAIN

MILES)

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1947. 1948 1949. 1950. 1951. 1952. 1953 1954. 1955. 1956.

94 1.08

10.34
7.58
6.26
7.35
7.86
7.57
6. 86
6.33
7.11
7.71

4.36 2.94 2.30 2.63 2.79 2.76 2.64 2.27 2.65 2.78

3. 02 2. 46 2.07 2.50 2.69 2. 58 2.24 2.21 2.45 2.71

1.50 1.16 1.09 1.28 1.30 1.30 1.19 1.21 1.29 1.41

.93

79 .65 .72 .82

Source: Interstate Commerce Commission Accident Bulletin No. 125, table No. 38, p. 9.

TABLE 14.-TRAIN ACCIDENTS. AND DAMAGE TO RAILROAD PROPERTY 1930-56

Period and class of train accident

Number of

train accidents

Damage to

railroad property

Average damage per accident

1,739 1,531 3,772 3, 281 2, 306 2,077 2, 431 2,656 2,514 2,319 1,796 2,244 2,393

$1,139 1,316 1,736 2, 399 4,215 3,421 3, 407 5,312 3,592 3, 666 3, 155 5,031 4,291

1, 546 1,762 1,804 2, 843 5,645

Collisions:

1930-34 (average)
1935-39 (average)
1940-44 (average)
1946-50 (average)
1951-55 (average).
1949.
1950.
1951.
1952
1953.
1954.
1955.

1956. Derailments:

1930-34 (average)
1935-39 (average)
1940-44 (average)
1946-50 (average)
1951-55 (average).
1949
1950
1951.
1952
1953.
1954.
1955.

1956 Miscellaneous:

1930-34 (average)
1935-39 (average)
1940-44 (average)
1946-50 average)
1951-55 (average).
1949.
1950.
1951
19522
1953 2
19542
19552.

1956
Total train accidents: 2

1930-34 (average) 1935–39 (average) 1940-44 (average) 1946-50 (average) 1951-55 (average) 1949 1950 1951. 1952 1953 1954 1955 1956.

4, 324 4,079 6,475 7, 109 5, 274 4,867 5,988 6,611 5, 783 5, 011 4. 109 4,857 5, 369

$1,980, 373

2,015 056 6,547, 692 7,870, 446 9,720, 154 7, 104, 824 8, 282, 953 14, 109, 590

9,030, 859 8,502, 545 5,667, 225 11, 290, 547 10, 267, 630 6,685,542

7,187, 040
11,682, 507
20, 208, 616
29, 770, 494
19, 076, 303
23, 941, 233
31,984, 122
28, 359, 454
30, 795, 846
24,081, 385
33, 631, 663
37,926, 224

494,741
486, 085

908, 376
1, 489, 334
3, 414, 966
1,515, 496
1,629, 220
2,966, 911
3,695, 424
3,683, 973
3.507, 331
3, 221, 193
4,187,068
9,713, 580
10, 230, 797
20,072,521
30, 712, 744
42, 905, 614
28, 748, 588
35, 123, 798
49,060, 623
41,085, 737
42,982, 364
33, 255, 941
48, 143, 403
52, 380, 922

3,920 3, 998 4, 838 4.904 6, 146 5, 861 6, 924 7,064

895 808 1,361 1, 454 1,690 1, 130 1, 186 1.810 1, 788 1,646 1,592 1,615 1,685 7.556 7,001 12, 441 12, 615 9, 270 8, 597 10, 211 11,077 10,085 8, 976 7, 497 8.716 9, 447

553 602

667 1. 024 2,021 1.341 1,374 1,639 2,067 2,238 2,327 1,995 2,485 1,286 1, 461 1,613 2, 435 4,628 3,344 3, 440 4, 429 4,074 4,789 4, 436 5, 524 5, 545

1 Including cost of clearing wreck.
2 Includes locomotive-boiler" and other "locomotivelaccidents."
Source: Interstate Commerce Commission Accident Bulletin No. 125, 1956, table No. 40, p. 10.

TABLE 15.-NUMBER OF TRAIN ACCIDENTS BY GENERAL CAUSES, ALL U.S. RAILROADS, 1958-60

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Source: Interstate Commerce Commission Accident Bulletin Nos. 127-129, table No. 26.

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Source of Basic Data: Interstate Commerce Commission, Accident

Bulletin, Nos. 130-134, and Statement M-300, Department of
Transportation, Federal Railroad Administration.

TABLE 17.-NUMBER OF TRAIN ACCIDENTS RESULTING FROM DEFECTS IN OR IMPROPER MAINTENANCE OF WAY

AND STRUCTURE, ALL OF U.S. RAILROADS, 1961-66

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1 Preliminary.

Source: Interstate Commerce Commission, Accident Bulletin, Nos. 130 to 134; Department of Transportation, Federal Railroad Administration.

TABLE 18.-TRAIN ACCIDENTS CAUSED BY DEFECTS IN EQUIPMENT, 1961-66

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'61

'62 63

'64 65

61

**62 63

'64 65

Source of Basic Data: Interstate Commerce Commission, Accident

Bulletin, Nos. 130-134, and Statement M-300.- Department of
Transportation, Federal Railroad Administration:

TABLE 19.-NUMBER OF TRAIN ACCIDENTS RESULTING FROM DEFECTS IN OR FAILURES OF EQUIPMENT, ALL

U.S. RAILROADS, 1961-66

1961

1962

1963

1964

1965

1966 1

Steam locomotives.
Locomotives other than steam..
Trucks.....
Wheels and axles..
Air brakes and appurtenances.
Hand brakes, brake rigging and appurtenances.
Couplers, draft gear and related parts.
Car structure.
Other parts of equipment..

Total...

63 167 780 30 84 211 105 34

63 210 675 35 93 256 107 36

75 254 758 42 92 284 112 41

76 205 819 52 70 272 118 58

76 236 849 42 67 294 120 54

76 265 789 83 97 346 143 44

1,474

1,475

1,658

1,670

1,738

1,843

1 Preliminary.

Source: Interstate Commerce Commission Accident Bulletin Nos. 130-134; Department of Transportation, Federal Railroad Administration.

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