Add a Filter

You can filter layer data to display only specific ranges of attributes or a geographic area.

To filter layer data:

1.     Under TOC/Legend, click for the layer you want to filter.

2.     Click (Filter Layer).

3.     Continue with the appropriate procedure below.

·         Add a Basic Query Filter

·         Add a Geographic Filter

·         Add a Join Filter

Note: The Filter Layer window also appears if you select Filter for one or more layers in the Warning window that appears for layers with large datasets.

Add a Basic Query Filter

Caution: Be aware of the following when using Global Conditions:

You may only set global condition for CTY_CODE (County Code) , DISTRICT_NO (District Number), and ST_RT_NO (State Route Number).

Refer to the FAQ Document available from the Information Menu for additional guidance.

1       Click the Basic Query tab.

2       Add an attribute, operator, and condition.

3       (Optional) If you want to add another condition, click Add Condition, then:   

·         Select AND or OR from the drop down list.
AND finds results that match all of the criteria.
OR finds results that match any of the criteria.

·         Add an attribute, operator, and condition.

4       Click Add Condition.

5       Add an attribute, operator, and condition.

6       (Optional) Continue adding conditions until you are ready to apply the filter.   

7       Click OK.
The filter is applied to the layer.

Add a Geographic Filter

1       Click the Geographic tab.  

2       Select a Feature Type

3       Select the values to filter by.

Tip: You can select more than one value by holding down the Ctrl key while clicking the desired values.

4       Click OK.
The filter is applied to the layer.

Note: You may also click Select from Map and draw a polygon on the map. The filter will display only results within the polygon's boundary.  

Add a Join Filter

1       Click the Join tab.

2       Select a Roadway Characteristic from the drop down list.

3       Click Add Condition.

Note: After you click Add Condition, the drop down list is locked. You must remove any conditions before selecting another roadway characteristic.  

4       Add an attribute, operator, and condition.

5       (Optional) If you want to add another condition, click Add Condition, then:

·         Select AND or OR from the drop down list.
AND finds results that match all of the criteria.
OR finds results that match any of the criteria.

·         Add an attribute, operator, and condition.  

6       Click OK.
The filter is applied to the layer.