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. 
