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

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

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

MILES)

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

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

Average damage per accident

$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

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

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

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

'61

'62 63

'64 65

61