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  1. redneckengr

    Tainter Gate on an Ogee Spillway

    I'm trying to calulate flow for a tainter gate on an Ogee spillway. To be more specific, for the transition zone from overflow over the ogee to orifice flow. HEC-RAS uses an iterative process for Head/gate opening = 1 to 1.25 to evaluate this transition zone. I found this in the hydraulic...
  2. redneckengr

    Manning's n - Urban, Sub-urban, and commercial areas

    While every textbook and reference in the world has extensive descriptions and methods for determining Manning's n in natural floodplains there seems to be nothing out there for urban, suburban, or commercial areas. I've worked through some different methods making guesses at some parameters but...
  3. redneckengr

    absolute roughness for CPT

    Does anyone know the absolute roughness, Ks, for corrugated plastic pipe? I have been able to find it in any of my references. Thanks
  4. redneckengr

    Clarks R

    Anybody got any references on Clarks R for mountainous watersheds? I've got urban, suburban, and rural conditions. Anybody got a link to Clarks 1945 paper? When I google it I got pages and pages of links were others have referenced the paper but not a direct link to his paper. Thanks
  5. redneckengr

    PE Exam

    Other than the small guide provided by ASAE, does any one know of any good PE exam prep references?

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