Editing the demand of Standard 4-step demand strata

You can edit the values calculated in the trip generation step for a demand stratum's production or attraction rate (Starting the iterative repetition).

1.  On the Demand menu, click Demand models.

The Demand models window opens.

2.  Select the Demand strata tab.

3.  In the Select demand model list, click the demand model of your choice.

4.  In the list, select the demand stratum whose production and attraction rate values you would like to edit.

5.  Click the Productions/Attractions button.

The Define productions/attractions window opens.

6.  Make the desired changes.

Element

Description

Production

Number of trips starting from the given zone by demand stratum

The value is calculated in the trip generation step.

Attraction

Number of trips heading to the given zone by demand stratum

The value is calculated in the trip generation step.

7.  Confirm with OK.

The edited values are stored with the demand stratum

Tip: Alternatively you can edit the production and attraction rate of demand strata by zone (Zones: DStrata tab).