Alisal Street Complete Streets Before and After Study
This is an information report only. There is no recommend motion.
Andrew Easterling, Traffic Engineer
Public Works Department
October 4, 2022
Executive Summary
The City recently completed a long-planned project on Alisal Street The project reconfigured the street from 4 lanes to three 3 lanes from Front Street to Blanco Road, and installed dedicated bike lanes, enhanced crosswalks, and provided protected left turn phases at the traffic signals.
The City collected traffic data before and after the project to analyze the effects of the Downtown Complete Streets Project along Alisal Street. This report summarizes the before and after data collected by City staff.
Background
Findings
Data Collected November 2019, and
November 2021
Findings
Data Collected November 2019, and November 2021
Intersection Volumes
AM Peak
Noon Peak
PM Peak
Peak Average
Vehicles
-21%
-23%
-26%
-24%
Pedestrians
-31%
-40%
-37%
-36%
Bikes
-31%
-8%
+15%
-7%
Findings
Findings
63% Reduction in overall Collisions
80% Reduction in Broadside Collisions
Findings
Overall Collision Severity Reduction.
May 2019 to December 2019
May 2021 to December 2021
1 Pedestrian
1 Bike
0 Pedestrian
0 Bike
Findings
Project Recognition
Next Steps
Spring 2023
The City has received feedback from residents and downtown stakeholders.
Criticism related to delays and signal operations has been a common concern.
Next Steps
Options the City can consider to improve traffic flow
110 seconds
110 seconds
85 seconds
Next Steps
Options the City can consider to improve traffic flow
Recommendation
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