Bui. 126, U. S. Dept. of Agriculture. 



Plate XI. 



Fig. 1 .—Methods Used in Construction of Concrete Lining, Davis and Weber 

 Counties Canal, Ogden, Utah. 



Fig. 2.— Methods Used in Construction of Concrete Lining, Davis and Weber 

 Counties Canal, Ogden, Utah. 



Fig. 3.— Methods Used in Construction of Concrete Lining, Davis and Weber 

 Counties Canal, Ogden, Utah. 



