Statewide, California, United States
Content that references this location
Bridge Health Monitoring Tool Enabled Condition-Based Inspections Instead of Time-Based Inspections To Reduce Unnecessary Road Closures and Lower Inspection Costs.
METHODOLOGY
The BRACE2 system automatically generated evaluation reports after seismic events by integrating structural models and sensor data to produce metrics relevant for decision-makers.…
Content type
Date Posted
06/30/2025
Geolocation links
A Simulation Model Estimated That Adaptive Signal Timing Strategies Can Reduce Vehicle Hours of Delay by 32 Percent.
METHODOLOGY
The selected network was a non-homogeneous, rectangular grid formed by two intersecting families of roughly parallel, two-way streets with a traffic signal at every intersection. Two…
Content type
Date Posted
04/28/2023
Taxonomy (ARC-IT)
Traffic Signal Control (TM03)
Geolocation links
A Simulation Study Estimates That Communications between Vehicles and Vulnerable Road Users Could Potentially Reduce 97 Percent of Crashes Where Vehicles Are Turning into the Path of a Pedestrian or Bicyclist.
Methodology
Crash data from 20 cities with high crash rankings (provided by the California Office of Traffic Safety) were compiled using a five-year (2014-2018) statewide dataset from the California…
Content type
Date Posted
10/31/2022
Geolocation links
A Bridge Health Monitoring Tool That Integrated Real-Time Sensor Data for Bridge Condition Assessments Was Hosted on an Existing Cloud Service for Less Than $20 Per Month.
The BRACE2 health monitoring platform was developed to support timely and informed decision-making about bridge safety. Its goal was to bridge the gap between decision-makers, engineers, and…
Content type
Made Public Date
06/30/2025
Geolocation links
The Annual Cost for Collecting Highway Performance Monitoring System (HPMS)-Recommended Traffic Counts on Local and Minor Collector Roadways in Small Urban Areas Was Estimated to be $3,145 for 51 Monitoring Locations.
Reliable traffic volume data is important for a DOT to understand the quality of safety and mobility on its roads. California uses permanent sensors to collect data on its roads of functional class (…
Content type
Made Public Date
05/30/2023
Taxonomy (ARC-IT)
Performance Monitoring (DM02)
Geolocation links
Successful Use of Bridge Structural Health Monitoring Systems Relies on Clear Documentation, Open-Source Tools, and Modular Design To Support Easy Adoption, Expansion, and Maintenance.
The BRACE2 health monitoring platform was developed to support timely and informed decision-making about bridge safety. Its goal was to bridge the gap between decision-makers, engineers, and…
Content type
Date Posted
06/30/2025
Geolocation links
Perform Frequent Infrastructure Maintenance Including Road Markings, Traffic Signals, and Road Clearing of Obstacles to Improve Automated Driving System Capability on the Roadways.
Perform frequent infrastructure maintenance to avoid deteriorated or low-contrast lane markings, cracks on the road, poorly placed signage, and poor traffic light illumination. Survey respondents…
Content type
Date Posted
05/31/2022
Taxonomy (ARC-IT)
Autonomous Vehicle Safety Systems (VS01),
Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15),
Automated Vehicle Operations (VS17)
Geolocation links
