D.—l.

Table VI. —Fuel-consumption Line A 1— continued.

Table VII. —Fuel-consumption, Line A 2.

:- VI— D, 1.

69

500-, 700-, 1,000-train Traffic. 340-, 477-, 681-train Traffic. Miles. Speed. Resistance, One Train. Mile-pounds = B.M. Resistance, One Train. Grade, Per Cent. Mile-pounds = E.M. 0-047 0-372 0-496 2-27 12 11,865 2-27 12 11,865 1-67 12 9,115 557 4,400 4,519 16,880 16,880 12,920 794 6,280 6,410 E.M., Bealey to Summit 9,476 13,484 8-768 (Total length of line.) 'otal E.M uphill (318,634) (225,803) jquivaleni ; E.M. downhill (10 per cent.) 22,580 31,863 !otal equi . talent R.M., one round trip 249,004 351,376 Cost of fuel = E.M. -=- 215,384-6 = £1-155 ier round trip. Cost of fuel = = £1-63 pern R.M. 4- 215,384-6 >und trip.

500 , 700-, 1,000-train Traffic. 340-, 477-, 68: -train Traffic. Miles. Grade, Per Cent. Speed. Resistance, One Train. Mile-pounds = R.M. Resistance, One Train. Mile-pounds = R.M. 0-975 0460 5964 0-205 0-090 (1-443) Same as B 3 3-33 10 30,150 3-03 12 27,650 2-88 12 26,450 0-43 12 6,030 0-31 8-5-12 i *5,030 20,755 13,880 165,000 5,420 543 7,170 Same as B 3 42,700 39,100 37,350 8,540 *7,120 29,202 19,650 233,500 7,650 768 10,280 Total E.M., Otira to Summit 212,768 301,050 0-182 Summit 12 2,450 level Summit 12 1,365 level E.M., both ways on summit level 3,460 446 630 (0-182) 249 1,935 352 695 982 0-868 B.M., Bealey to summit, same as A1 Same as A 1 8,919 12,690 8-744 (Total length of line.) Total E.M [.uphill (221,687) (313,740) Equivalen it E.M. downhill (lOper cent.) 22,169 31,374 Total equi ivalent E.M., one round trip 244,551 346,096 Cost o: fuel = E.M. -4- 215,384-6 = £1-135 per round trip. Cost of fuel =' = £1-605 per R.M. H- 215,384-6 round trip. * Resistance due to cu,rva'ure,