Skip to main content

GDOT - How to Identify Crashes on a Bridge

Learn how to select bridges in Crash Query to examine crashes at that location.

Written by Lauren Miller

The Bridge ID filter allows users to identify crashes on specific bridges in Georgia. The filter pulls the crashes that fall within a generalized polygon. To refine the search follow instructions below.

How to Select Bridges

1. Open Crash Query
​

2. Select the location of interest using the Bridge ID filter

Crash Query filter list searched for bridge, with the Bridge ID filter highlighted

(Find the Bridge ID filter in the Filter Bar)

Crash Query map of crash clusters in downtown Atlanta with the Bridge ID filter applied

(Select the desired Bridge ID and apply the filter)

3. Use the Line Tool to narrow down filtered crashes to those on the bridge.
​

Crash Query map with the Line Tool highlighted in the Map Toolbar

(Select the Line Tool from the Map Toolbar)

4. Place the two points along the extents of the bridge.
​

Crash Query map with a Line Tool route drawn along the bridge on I-20, adding a route ID and mile point filter

(The selected bridge)

Satellite view of the selected bridge with crash clusters along the Line Tool route on Ralph David Abernathy Fwy

(The selected bridge in satellite view)

5. Adjust the mile point extents as needed by editing the values in the filter bar.
​

Filter bar with the MP value selected for editing to adjust the bridge's mile point extents

(Click the MP value in the filter bar and type in new values to adjust the mile point extents)

Did this answer your question?