Bulletin 831, U. S. Dept. of Agriculture. 



Plate V. 



Fig. I. — Safety Wasteway — Lower Yellowstone Project, Montana. 



Shows long overflow spillway on canal with upper end of wasteway channel parallel to center line of 

 canal and crest of spillway. 



Fig. 2. — Spillway with Concentrated Crest Length, Klamath Project, 



Oregon. 



This cut shows the details of the structure, and it also shows the high- water line on the upper bank 



of the canal. 



