Laserfiche WebLink
<br />R Hydraulic radius at normal depth of flow <br />down pitside slope, in feet. <br />Rx Horizontal radius of the channel center- <br />line, in feet. <br />S Face slope of pitside bank, in feet per <br />foot. <br />SF Safety factor <br />SPR South Platte River <br />S~ Specific gravity of.riprap particles. <br />USDCM Urban Storm Drainage Criteria Manual. <br />W.S. Water surface <br />Specific weight of water (equal to 62.4 <br />lbs/ft'). <br />Deflection angle of the horizontal curve, <br />in degrees. <br />Face slope of pitside bank, in degrees. <br />s Tractive force, in lbs/ft~. <br />B Angle of repose of pitside bank construc- <br />tion materials, in degrees. <br />UD6FCD GRAVEL GUIDELINES 12/17/87 <br />1-8 <br />