COMPILATION OF WATER POWER REPORTS 667 



FORM R-17 BACK 



Channel above the station: straight or curved for about feet, 



water swift, sluggish, etc 



Channel below the station: straight or curved for about , feet 



water swift, sluggish, etc 



Right bank : high, rocky or low, liable to overflow, clean or wooded, etc. 

 Left bank: high, rocky or low, liable to overflow, clean or wooded, etc. 



Bed of the stream: rocky, gravel, sandy, clean or vegetation, shifting 



Number of channels at low and high water, approximate depth of water, 

 etc 



Note any condition which may affect the measurement, etc 



Bench marks: Describe fully, give elevation above zero of the gauge 

 and above sea level or other datum, if possible; make sketch bringing out 

 the principal features 



Take sufficient soundings to develop a cross-section of stream bed and, by 

 use of level, develop banks to above high-water mark. Refer all elevations 

 to gauge datum. 



Make a sketch plan on cross-section paper, showing the relative location 

 of the station, gauge bench marks, tributaries, towns, etc. 



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