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  1. Sbortz

    72-Hour Rainfall Distribution

    I'm working on a similar situation (south/central VA, small drainage area under 2 sq mi) but I don't have access to PondPack. I've been trying to use software which uses TR-55 to generate a hydrograph but I can't seem get a reasonable peak flow number. My thought was that for such a small...
  2. Sbortz

    Grout of pipe connector in manhole

    Does anyone have a recommendation for grouting up the pipe protrusion into a concrete manhole? I have a relatively large trunk sewer (24" corrugated exterior/smooth wall HDPE pipe) connected to manholes with a standard flexible boot. Concrete manhole is a special design T-series base where the...
  3. Sbortz

    Storm flow through a multiple pipe conduit

    The crossing is under a secured fenceline (prison) where the maximum pipe size is 8" for obvious security reasons.
  4. Sbortz

    Storm flow through a multiple pipe conduit

    I need to size a multiple pipe conduit bank for storm flow using multiple 8" PVC pipes in lieu of large diameter RCP. The storm run travels from the a 36" RCP into a junction box then into the multiple conduit then another junction box where it can be picked up by another 36&quot...
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