D.—l.

Table V.—Fuel-consumption, Line B 2.

Table VI.—Fuel-consumption, Line A 1.

68

500-, 700- 1,000-train Traffic. 340-, 477-, 68: -train Traffic les. Grade, Per Cent. Speed. Besistanoe, One Train. Mile-pounds = R.M. Resistance, One Train. Mile-pounds = R.M. 2-250 Same as A 1 66,530 0235 3-33 10 30,150 7,080 0-203 3-18 11 28,950 5,875 0-549 2-88 12 j 26,450 14,520 0-043 3-03 12 27,650 1,190 4-521 Same as B 3 126,170 (3-34) 0-32 I 8-5-12W *5,110 17,050 *' 66,530 7,080 5,875 14,520 1,190 126,170 17,050 Same as A 1 42,700 40,900 37,350 39,100 Same as B 3 *7,230 94,010 10,050 8,300 20,500 1,681 178,280 24,150 Total B.M., Otira to summit ... 238,415 238,415 336,971 0187 R.M., same as B 3 on summit 713-5 level 1-836 R.M., Bealey to summit, same as 18,597 B3 713-5 Same as B 3 1,009 18,597 Same as B 3 26,406 9-824 (Total length of line.) (363,377) Total, R.M. uphill ... ... ... (257,012) (257,012) Equivalent R.M. downhill (10 per cent.) ... 25,701 25,701 36,338 lotal equivalent R. M., one round trip ... 283,426 283,426 400,724 Cost of fuel = R.M. -r- 215,381-6 =s £1-315 per round trip. Cost of fuel = I = £1-856 p, i.M. -=- 215,384-6 ;r round trip. * Resistance due to curvature.

500-, 700-, 1,000-train Tr; iffic. 340-, 477-, 68: -train Traffic. Miles. Speed. Resistanoe, One Train. Mile-pounds = R.M. Resistance, One Train. Mile-pounds = R.M. 1-296 0-864 0090 0-108 0-306 0063 4-963 (1-610) 3-33 3-18 2-88 333 3-18 2.88 2-77 0-38 10 30,150 11 28,950 12 26,450 10 30,150 11 28,950 12 26,450 12 25,550 8-5-12 *5,610 39,100 25,050 2,380 3,260 8,850 1,667 127,000 9,020 42,700 40,900 37,350 42,700 40,900 37,350 36,050 *7,930 "55,300 35,350 3,360 4,610 12,510 2,350 178,900 12,770 Total E.B [., Otira to summit 216,327 305,150 0-163 Summit level Summit level E.M., bo 12 2,450 3,460 399 564 (0-163) 12 1,365 222 1,935 315 ;h ways on summit level 621 879 • Resii Iβ to o irvat' ire