combined sewer network road map

1.
Set the Spatial Domain
Load
Bitmap
Physical Boundaries
2.
Import 3DPoint Cloud
Load
CSV File from:
- Google Earth
- CAD
- GIS
- Field Survey
3.
Create the DEM
Build
Spatial Domain
3DPoint Cloud
4.
Define Sanitary and Stormwater Loads
Set
Human activities
Sanitary Pollutants
Stormwater quality
Rain model
Return period
Runoff distribution
Drainage areas
5.
Sketch a Preliminary planimetric Layout
Check
Manholes:
  • are readily accessible?
Conduits:
  • serve drainage areas?
  • serve (also future) users?
  • are perpendicular to contour lines?
  • follow natural drainage patterns?
6.
Get a Preliminary sewer sizing
Run
Sanitary Loads
Stormwater Loads
Preliminary Layout
Sewer Catalogue
7.
Set a Preliminary longitudinal Layout
Check
- Pipes depth (cost)
- Pipes depth (users can connect with no pump)
- Pipes parallel to the ground surface
- Pipes depth fit with the outfall depth
- Avoid pumps if possible
- Revise Drainage Areas
8.
Try the Ultimate Layout
Run
Preliminary Layouts
9.
Revise the design
Check
Building costs:
- depth
- length
- size
Max velocity
Self cleansing velocity
Loop from step 5
until satisfactory

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