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Congratulations waross on being selected by the Tek-Tips community for having the most helpful posts in the forums last week. Way to Go!
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Hydrocad questions
Hydrocad is a great program and I use it every day. However, I wonder why the minimum dt is 0.01 hr. For many projects I see, this means that simultaneous routing will not work because oscillations almost always occur. I would like to see a minimum dt of 1 second like PCSWMM and this would...- Karstman
- Thread
- Replies: 2
- Forum: Civil/Environmental engineering general discussion
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River Hydraulics
The client might want to re-think developing this site if much of the area is several feet below the Base Flood Elevation (BFE). Federal regulations (44 CFR 60) require that any new building in the floodplain be elevated to at least the BFE and many communities require a foot or more of...- Karstman
- Post #3
- Forum: Civil/Environmental engineering general discussion
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tr-55 sheet flow question
McCuen has an estimate for the length of sheet flow. It is given in his book Hydrologic Analysis and Design. In English units it is L = 100 sqrt(S)/n. This is to be used with the iterative time of travel equation only and the peculiar result is that in a given location the time of travel...- Karstman
- Post #7
- Forum: Storm/Flood engineering
