D.—7.

EXHIBIT No. 36. Particulars of Westinghouse Air-brake Failures taken from Board of Trade Returns.

Summary of Failures. Failure of air-pump ... ••■ ••■ ••• ■•■ ? Cocks not opened ... •• • ■ • • • • • ■ • • ' Failure due to connection on engine with other brake ... ... 1 Failure for which no cause is given ... ... ... • • • 1 Total in five years ... ... ••• ... 16 One failure in 20,213,805 miles.

48

Return for Six Months ending Train-miles run. Failure or Partial Failure to act when required in Ga^e of Aeoident to a Train, or a Collision between Trains being imminent. Failure or Partial Failure to act under Ordinary Ciroumstanoes to stop a train when required. Dec. 31, 1898 ... 33,538,669| Nil. Train overran a platform by nine car-riage-lengths : cause, cock not being opened between vehicles. Nil. June 30, 1899 ... Dec. 31, 1899 ... Dec. 31, 1900 ... 30,648,113J 34,139,762J 31,607,978f it June 30, 1901 ... Dec. 31, 1901 ... 30,596,337 33,968,325} i> n Train overran platform at two stations : cause, donkey-pump stopped through want of lubrication. Train overran platform by three carriage-lengths : cause, cock shut between third and fourth vehicles. Train overran a platform by three carriage-lengths: cause, cock between engine and tender closed. Train overran platform : cause, cock in train-pipe not opened. Train overran platform : cause, collar broken off air-pipe from train-pipe to combination valve of vacuum ejector of engine. Train overran a platform by length of train : cock between engine and first vehicle closed. Train overran platform at two stations : cause, pump stopped through upper main piston-ring being broken — faulty material. Train overran a platform : cause, trainpipe cock on vehicle next engine not opened. Nil. Train overran a platform owing to airpump failing. Train overran a platform owing to air-pump failing, a screw in reversing-plate getting slack. Train overran a platform by two carriage-lengths. Train overran a starting-signal: cause, a train-line cock not opened. Train overran a platform three and a half carriage-lengths: cause, air-pump on engine failing. June 30, 1902 ... 30,326,627i Dec. 31, 1902 ... June 30, 1903 ... 33,717,027i 30,477,448 Dec. 31, 1903 ... 34,400,588| Total ... 323,420,877^