352 



WOOD TRANSPORT BY LAND. 



supported at the end of horizontal rods to which it is fastened 

 by plates and bolts, so that the wheels of the truck may pass 

 freely over it (Fig. 228) . The iron rod of the truck supporting 

 the log is also bent outwards (Fig. 229). 



Single wire-tramways have been constructed in the Salzkam- 

 rnergut, in Carinthia, and other places on the southern declivity 

 of the Alps. In Canton Tessin, Switzerland, there are 141 

 double or single wire-tramways. 



Fig. 230. Forest- tram way i n the Sihlwald, 



