68 W. & I I UURLEY, TROY, NEW YORK 



station been a staff gage and fastened to the downstream side 

 of the railroad bridge, the records would never have been 

 affected by the back water from either bridge, since the control- 

 ing point for stream flow under natural conditions is 300 ft. or 

 400 ft. below the railroad bridge. The records would then 

 have given much better results during the high stages. 



Ota dam part t 



D**lliftgsQ 



Logjams 



and 

 rough c/?ar?/?c/ cavse 



fast 



7 Showing |nior l(H*ation of GaKinj: St:itin <lur to cli:uiii-l 

 which cniisc |M>rinilic log and ice jams. 



