Bui. 1 26, U. S. Dept of Agriculture. 



Plate VIII. 



Fig. 1.— Concrete Lining in Truckee-Carson Canal, at Gilpin, Nev. 



Fig. 2.— Showing Fractures in Con- 

 crete Lining of Truckee-Carson 

 Canal, Nev. 



Fig. 3.— Showing Fractures in Con- 

 crete Lining of Truckee-Carson 

 Canal, Nev. 



