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Conversion Notes - SWMM to InfoWorks Networks

Conversion Notes - SWMM to InfoWorks Networks

This topic provides conversion information for polygon and line types of network objects that are exported from a SWMM network and imported to an InfoWorks network.

  • Polygons - the following polygon type of network objects are exported from SWMM networks and imported to InfoWorks networks:
    • 2D zone
    • Mesh zone
    • Mesh level zone
    • Porous polygon
    • Polygon
    • Roughness zone
    • Roughness definition
    • Spatial rain zone
    • Spatial rain source
  • Lines - the following line type of network objects are exported from SWMM networks and imported to InfoWorks networks:
    • General line
    • Porous wall

Conversion information for the polygon and line type of objects, listed above, is contained in the following sections.

For conversion information for other types of network objects exported from a SWMM network, see the SWMM5 Export - Conversion Notes topic, and the SWMM5 Conversion Notes for InfoWorks Networks topic for conversion information when the objects are imported to an InfoWorks network.

Information about how to import data from a SWMM network to an InfoWorks network is contained in the Importing Data from a SWMM Network to an InfoWorks Network topic.

2D Zone

The following fields in a SWMM 2D zone are imported as a 2D zone in an InfoWorks network:

SWMM Data Field InfoWorks Data Field Notes

ID

ID

Area

Area

Maximum triangle area

Maximum triangle area

Minimum element area

Minimum element area

Mesh generation Mesh generation Set to Clip meshing
Boundary type

Boundary type

Terrain-sensitive meshing Terrain-sensitive meshing
Maximum height variation Maximum height variation

Minimum angle

Minimum angle

Roughness (Manning's n)

Roughness (Manning's n)

Roughness definition

Roughness definition

Apply rainfall etc directly to mesh elements

Apply rainfall etc directly to mesh elements

Apply rainfall etc

Apply rainfall etc

Rainfall profile

Rainfall profile

Rainfall percentage Rainfall percentage

Mesh summary

Mesh summary

Mesh data Mesh data

Mesh Zone

The following fields in a SWMM mesh zone are imported as a mesh zone in a InfoWorks network:

SWMM Data Field InfoWorks Data Field Notes

ID

ID

Area

Area

Maximum triangle area

Maximum triangle area

Override 2D zone minimum element area setting

Override 2D zone minimum element area setting

Minimum element area

Minimum element area

Mesh Level Zone

The following fields in a SWMM mesh level zone are imported as a mesh level zone in a InfoWorks network:

SWMM Data Field InfoWorks Data Field Notes

ID

ID

Type Type
Use upper limit Use upper limit
Upper limit level Upper limit level Imported if the Use upper limit box is checked.
Use lower limit Use lower limit
Lower limit level Lower limit level Imported if the Use lower limit box is checked.

Area

Area

Vertices Vertices

Vertex information is imported as follows:

SWMM Data Field

InfoWorks Data Field

Notes

X coordinate X coordinate
Y coordinate Y coordinate Imported if Type is set to Specify
Vertex elevation type Vertex elevation type
Elevation Elevation Imported if Vertex elevation type is defined as Set
Elevation adjustment Elevation adjustment Imported if Type is set to Specify or Adjust

Porous Polygon

The following fields in an SWMM porous polygon are imported as a porous polygon in an InfoWorks network:

SWMM Data Field InfoWorks Data Field Notes

Porous Polygon

Porous Polygon

Asset ID

Asset ID

Area

Area

Porosity

Porosity

Crest Level

Crest Level

Height

Height

Imported if Crest level is set to Height

Level

Level

Imported if Crest level is set to Level

Remove wall during simulation

Remove wall during simulation

Wall removal trigger

Wall removal trigger

Imported if Remove wall during simulation is set to Fully or Partially

Use difference across wall

Use difference across wall

Imported if Remove wall during simulation is set to Fully or Partially

Depth threshold

Depth threshold

Imported if Wall removal trigger is set to Depth

Elevation threshold

Elevation threshold

Imported if Wall removal trigger is set to Elevation

Velocity threshold

Velocity threshold

Imported if Wall removal trigger is set to Velocity

Unit flow threshold

Unit flow threshold

Imported if Wall removal trigger is set to Unit flow

Total head threshold

Total head threshold

Imported if Wall removal trigger is set to Total head

Force threshold

Force threshold

Imported if Wall removal trigger is set to Force per unit length

Hydrostatic pressure coefficient

Hydrostatic pressure coefficient

Imported if Wall removal trigger is set to either Total head or Force per unit length
No rainfall No rainfall

Polygon

The following fields in a SWMM polygon are imported as a polygon in an InfoWorks network:

SWMM Data Field InfoWorks Data Field Notes
ID ID
Category Category
Area Area

Roughness Zone

The following fields in a SWMM roughness zone are imported as a roughness zone in an InfoWorks network:

SWMM Data Field InfoWorks Data Field Notes
ID ID
Area Area
Roughness (Manning's n)

Roughness (Manning's n)

Imported if a Roughness definition object is not imported.
Roughness definition Roughness definition
Exclude roughness zone boundary when creating 2D mesh Exclude roughness zone boundary when creating 2D mesh

Roughness Definition

The following fields in a SWMM roughness definition are imported as a roughness definition in an InfoWorks network:

SWMM Data Field InfoWorks Data Field Notes
ID ID
Number of depth bands Number of depth bands
Roughness 1 (Manning's n)

Roughness 1 (Manning's n)

Depth threshold 1 Depth threshold 1 Imported if the Number of depth bands is set to 2 or 3
Roughness 2 (Manning's n)

Roughness 2 (Manning's n)

Imported if the Number of depth bands is set to 2 or 3
Depth threshold 2 Depth threshold 2 Imported if the Number of depth bands is set to 3
Roughness 3 (Manning's n)

Roughness 3 (Manning's n)

Imported if the Number of depth bands is set to 3

Spatial Rain Source

The following fields in a SWMM spatial rain source are imported as a spatial rain source in an InfoWorks network:

SWMM Data Field InfoWorks Data Field Notes
ID ID

Source type

Source type

Stream or category

Stream or category

Priority

Priority

Start seconds relative to origin

Start seconds relative to origin

End seconds relative to origin

End seconds relative to origin

Spatial Rain Zone

The following fields in a SWMM spatial rain zone are imported as a spatial rain zone in an InfoWorks network:

SWMM Data Field InfoWorks Data Field Notes
ID ID

Area

Area

General Line

The following fields in a SWMM general line are imported as a general line in an InfoWorks network:

SWMM Data Field InfoWorks Data Field Notes

General line

General line

Asset ID

Asset ID

Category

Category

Length

Length

Porous Wall

The following fields in a SWMM porous wall are imported as a porous wall in an InfoWorks network:

SWMM Data Field InfoWorks Data Field Notes

Porous wall

Porous wall

Asset ID

Asset ID

Length

Length

Porosity

Porosity

Crest level

Crest level

Height

Height

Imported if Crest level is set to Height

Level

Level

Imported if Crest level is set to Level

Remove wall during simulation

Remove wall during simulation

Wall removal trigger

Wall removal trigger

Imported if Remove wall during simulation is set to Fully or Partially

Use difference across wall

Use difference across wall

Imported if Remove wall during simulation is set to Fully or Partially

Depth threshold

Depth threshold

Imported if Wall removal trigger is set to Depth

Elevation threshold

Elevation threshold

Imported if Wall removal trigger is set to Elevation

Velocity threshold

Velocity threshold

Imported if Wall removal trigger is set to Velocity

Unit flow threshold

Unit flow threshold

Imported if Wall removal trigger is set to Unit flow

Total head threshold

Total head threshold

Imported if Wall removal trigger is set to Total head

Force threshold

Force threshold

Imported if Wall removal trigger is set to Force per unit length

Hydrostatic pressure coefficient

Hydrostatic pressure coefficient

Imported if Wall removal trigger is set to Total head or Force per unit length

General Line XY Data

General Line XY Data

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