WIRE-TRAMWAYS. 



.349 



This tramway is supplied with a special windlass for dragging 

 logs up to it from distances of 200 meters by means of a wire. 



ii:. '.">. Truck for wire-tramway. 



The Prince of Sehwartzenburg has similar wire-tramways in 

 his forests in Bohrnerwald. The largest wire-tramway of this 

 class is at Koveredo, and is 5 miles 

 long. 



[In the Bamsu wire- tramway in 

 Tihri-Garhwal, in India, described in 

 * ' Indian Forester, ' ' August, 1897, page 

 283, there are 3 spans with a total 

 length of 1,825 feet, used to connect 

 two sledge-roads, Bullivant's patent 

 steel f -inch diameter wire-rope. Two 

 spans (6:-34 and 432 feet) single wire, 

 other span 759 feet, the steepest, 

 double endless wire running round 

 two drums with vertical axles. Oak 

 saddles are used to support the 

 sleepers as they reduce friction. 

 Tension applied by means of rough 

 winches. The double wire works 

 best, and 250 sleepers per diem were 

 carried, but after 20,000 sleepers had been passed down, wear 

 and tear was so great, that carriage by coolies at 8 pies per 



ijf. >. Truck. 



