Senate Doc. No. 84 



Plate LXXV. 



(^) HIGHWAY BRIDGE WASHED AWAY BY FLOODS. (See pp. 32, 130.) 



Many bridges on these Southern mountain streams, even when built on successively higher piers, have been 

 washed away several times by floods during the past few years. 



The cleiinns: of the mountnm slopes and the destruction of humus and undergrowth by forest fires cause the 

 water ir.im heavy rams to rush down the mountain sides on the public roads, and to wash the latter away 

 the datuiiges to the public highways m the mountain counties of western North Carolina from this cause 

 during the past few years are estimated to have reached several million dollars 



