Mr. Bergin, the superintendent of the Dalkey line, in his evidence before the Committee of the House of Commons, on the Portsmouth atmospheric line, stated that the average consumption of coal was 37 cwt. per day, and that the expense of working the line wa3 1,171 per annum, which he distributes as follows:

Coal, engine house and men . . . . . . . . . . . . . . . . . . .

900

Piston, continuous valve, and men to attend the same . .

271

1,171

which is equal to 670 per mile per annum. The cost of haulage he calculates to be 10d. per train per mile.