iDrawlix®

Set the Spatial Domain

Bitmap

Physical Boundaries

Import 3DPoint Cloud

CSV File from:

- Google Earth

- CAD

- GIS

- Field Survey

Create the DEM

Spatial Domain

3DPoint Cloud

Define Stormwater Loads

Stormwater quality

Rain model

Return period

Runoff distribution

Drainage areas

Sketch a Preliminary planimetric Layout

Manholes:

• are readily accessible?

Conduits:

• serve drainage areas?

• are perpendicular to contour lines?

• follow natural drainage patterns?

Get a Preliminary sewer sizing

Stormwater Loads

Preliminary Layout

Sewer Catalogue

Set a Preliminary longitudinal Layout

- Pipes depth (cost)

- Pipes parallel to the ground surface

- Pipes depth fit with the outfall depth

- Avoid pumps if possible

- Revise Drainage Areas

Try the Ultimate Layout

Preliminary Layouts

Revise the design

Building costs:

- depth

- length

- size

Max velocity

Loop from step 5

until satisfactory