COST OF RAILWAYS DEPOTS. 125 



Iron bridges, per running foot $-10 00 



Superstructure, per mile, single track $8,390 75 



Engineering, per mile, main road $2,294 00 



Total cost in complete running order, per mile, main road $81,273 00 



Total cost in running order, deducting land damages, stations, &c., per mile, 



main road $57,397 00 



Velocity of express trains, 34^ miles per hour. 



Velocity of accommodation trains, 25 miles per hour. 



Velocity of freight trains, 14 miles per hour. 



5. Vermont Central road. 



Length, 124 miles. 



Graduation, per mile $14,517 00 



Masonry and bridges $6,599 00 



Superstructure, per mile $8,594 00 



Engineering $928 00 



Total cost in complete running order, per mile $55,685 00 



Total cost per mile, excluding land, stations, &c $49,852 00 



6. New York Northern road Ogdensburg. 



Length, 118 miles. 



Grading and masonry, per mile $15,567 00 



Superstructure $9,545 00 



Bridges $1,203 00 



Engineering $1,099 00 



Total cost per mile, in complete running order $40,005 00 



Total cost per mile, exclusive of land, stations, &c $34,810 00 



Average of the six preceding roads. 



Graduation and masonry, per mile $17,343 00 



Wooden bridges, per running foot $31 90 



Iron bi idges, per running foot $40 00 



Superstructure, including iron, per mile, single track $8,042 50 



Engineering, per mile, main road $1,411 60 



Total cost per mile, main road, in complete running order $62,56J 00 



Total cost per mile, main road, in running order, exclusive of land damages, sta 

 tions, &e $46,619 00 



Average of fifteen New England roads. 



Engineering, per mile of main road $1,041 00 



Total cost, per mile of main road, exclusive of land damages, stations, &c $36,305 00 



The average of 36 Massachusetts roads gives as the velocity of passenger trains 23.8 miles per 

 hour, and as the velocity of freight trains 13 miles per hour ; and the average cost per mile of 

 1,415 miles of road in the same State, as $43,659 85 per mile of main roads. 



DEPOTS, &c. 



For a large depot of an important road an area of about 50 acres is necessary, to accommo 

 date all the requisite shops, sheds, storehouses, &c. 

 For ordinary way stations, about 5 to 10 acres. 



