This is good news for every Civil engineer. Hydraflow storm sewers extension will be provided for Civil 3D 2008 subscription customers. It is able to perform storm and sewer design and analysis for land development and transportation projects.

Basic tasks includes:
- Watershed runoff analysis
- Channel analysis, including water surface elevations and floodplain delineation
- Sedimentation and erosion analysis
- Storm water management and urban drainage
- Reservoir system simulation and analysis
- Computational hydraulics
- Culvert design
- Detention pond design

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