Joe -
You do know what your are doing. Hydraflow is solving for the HGL,
while attempting to match the slope of the ground (based on depth) so
there may be other things going on. Most hand calculations attempt to
solve full flow pipe.
Do you mind email me your STM file? anderson at jaseng dot com.
Matthew Anderson, PE
On 5/19/2010 4:48 PM, Joe Bouza wrote:
> Or maybe I do? But this program is making me feel stupid
> I am trying to understand the ticks of the software and keep coming up
> empty. My codes are set to a min slope 0.2% and max slope 10% design
> velocity 2.5 fps
> My first pipe has 6 cfs. My hand calculation says I could flow at 3.5
> fps @ 0.4% - so why is the program telling me 3.5 fps @ 6.37% ! why
> does it not go to 0.4%
>
> --
> Thanks, Joe
> Joseph D. Bouza, P.E. (one of 'THOSE' People)
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