42 



BULLETIN 12(1, U. S. DEPARTMENT OF AGRICULTURE. 



Table III. — Measurements of flow in concrete-lined canals giving hydraulic 



Canal and location. 



Shape of 

 section. 



xi 



a 



o 

 o 







M 

 03 



5 



~3 



03 



■a g 



03 



g 



"" 03 



o 

 02 



2 



o 



Length tested. 



Oregon — Continued. 





Feet. 



Feet. 



Sec.-ft. 







Feet. 



Feet. 



Central Oregon Irrigation Co.'s 

 north canal, Bend. 



[Trapezoidal. 



f 12 

 12 



1 12 





25.7 



74.86 



98.3 



0.883 

 1.627 

 1.952 



. 00095 

 . 000629 

 . 000525 



0.221 

 0.151 

 0.124 



240 

 240 

 240 



Utah. 



[Trapezoidal 

 ■1 slopes 1 



l 22 

 22 

 22 



22 



2.70 

 2.05 

 2.70 

 2.73 

 2.34 

 2.25 

 1.00 



208 

 202 

 201 

 192 

 162 

 170 

 122 



2.24 

 2.21 

 2.27 

 2.26 

 1.98 

 1.92 

 1.43 



. 000409 

 . 000409 

 . 000409 

 . 000409 

 .000417 

 . 00050 

 . 00050 











































Davis & Weber, near Ogden 









[ to 1. 

 Trapezoidal . 



22 

 22 

 19 

 19 

 19 

 IS s 



1.81 

 1.49 

 1.75 

 1.13 

 1.50 



150 

 102 

 133 

 68 

 113 

 120.9 



1.57 

 1.31 

 1.50 

 1.01 

 1.31 

 1.50 



. 00050 

 .00050 

 . 000626 

 . 000626 

 . 000626 

 . 000619 































Davis & Weber Flume Canal, 

 near Ogden. 





468. 5 



Do 



do 



19 



25± 



2.34 



212 

 2.86 



2.07 

 .520 



. 000629 

 . 000694 



0. 029 

 0.232 



1,000 

 350 



South Cottonwood, Ward Canal, 

 Murray. 



Trapezoidal 

 but nearly 

 rectan gu- 

 lar. 



Washington. 



















Sulphur Creek Wasteway, Reach 

 No. 4, Sunnyside project, U. S. 

 Reclamation Service. 



[•Semicircular 



lil 





52.5 

 247 

 242 



0.69 

 1.37 

 1.36 



.0205 

 . 0207 

 .0206 



18.46 

 18.61 

 18.57 



900 

 900 

 900 



Sulphur Creek Wasteway, Reach 

 No. 6, Sunnyside project, U. S. 

 Reclamation Service. 



do 



1:1 





52.5 

 45.0 



247 

 242 



.67 



.62 



1.33 



1.30 



.0144 

 .0145 

 .0144 

 .0144 



18.80 

 18. 85 

 18.71 

 18. 79 



1,300 

 1,300 

 1,300 

 1,300 



Montana. 



















Hamilton Flour Mill, Hamilton.. 



Rectangular 

 with fillet. 



7 



4.11 



107.6 



1.94 



.00062 





3,000 



California. 



















Lateral 12, Orland project, near 

 Orland. 



Sanderfer Ditch Co.'s main canal, 

 Whittier. 



Trapezoidal 

 with dish- 

 ed bottom. 



Trapezoidal . 



4± 

 2. 5± 





5. 71 

 18. 71 



. 543 

 .842 



. 000990 

 . 002376 



0.204 

 1.812 



206 

 743. 3 



