268 REPORT— 1841. 



APPENDIX. 



July 11th and 12th, 1839. 



GRAND JUNCTION AND LIVERPOOL AND MANCHESTER RAILWAYS. 



Friction Experiments on Madeley and Sutton Incline Plane. 



The Posts on Madeley Plane are placed 100 yards apart. 



Descent from No. 57 to No. post is 1 in 1 77. 

 Descent from No. to No. 54 post is 1 in 265. 

 Descent from No. 54 to No. 78 post is 1 in 330. 



Thenceforward the road is level. 



Gravitating force on plane 1 in 177, 12'651bs. per ton. 

 Gravitating force on plane 1 in 265, 8*4<5 lbs. per ton. 

 Gravitating force on plane 1 in 330, 6*78 lbs. per ton. 



'' Dr. Lardner. 

 Mr. Hardman Earle. 

 Mr. George Scott. 

 Present \ Mr. Garrick. 

 Mr. Evans. 

 Mr. N. Worsdell. 

 Mr. E. Woods. 



Post 56 to 35 curves of one mile radius. 

 35 to 17 straight line. 

 17 to 6 curves of one mile radius. 



6 to straight line. 



to 5 ditto. 



5 to 11 curves of one mile radius. 

 11 to 22 straight line. 

 22 to 29 curves of one mile radius. 

 29 forwards, straight line. 



