Case Study

State of Ohio, The Ohio Department of Transportation (ODOT), Development of Crash Detection and Prediction Proof of Concept

State of Ohio

Challenge

The Ohio Department of Transportation (ODOT) was awarded United States Department of Transportation (USDOT) Strengthening Mobility and Revolutionizing Transportation (SMART) grant. The grant was to provide a functioning prototype for two pilot use cases: Incident Detection and Response Initiation and Crash Prediction and Proactive Mitigation.

Solution

This project utilizes Event Streaming Platform (ESP), a central environment for ingesting and outputting any transportation-related data in near real-time, to deploy these proofs-of-concept.  Etch, LTD put together a team of professionals with Trihydro and moove.ai, to successfully complete this project.

Incident Detection and Response Initiation

Etch was able to create a simulated environment to receive air bag deployment alerts directly from vehicle manufacturers and automatically provide crash location and severity information to emergency responders. This offers ODOT or emergency personnel an enhanced capability to detect, react, and respond in areas where traffic cameras and roadside units are not available.

Crash Prediction and Proactive Mitigation

This included real-time and static roadway data from disparate systems such as: speed, traffic volumes, weather, pavement conditions, work zones, average daily traffic volumes, transportation systems management, and operations studies. These are compared to historical data to automatically infer scenarios that pose a higher probability of crashes occurring. By ingesting this data and adding a trained machine learning model in the ESP, ODOT can systematically provide mitigation recommendations to the Traffic Management Center operators to reduce the risk of crashes.

Outcome

Our technical team has worked with ODOT on the Event Streaming Platform (ESP) for the past several years and used that knowledge to integrate the two use cases accurately and swiftly for an on-time deployment. The intricate technology utilized by the ESP and will seamlessly utilize the subsystem architecture platform that is powered by a combination of a Kubernetes-based cluster of microservices hosted on AWS, and Kafka as a service managed by Confluent Cloud. With flexible and seamless ingestion capabilities, ESP empowers organizations to aggregate dispersed data silos into an integrated environment. It can ingest and combine data from diverse sources to enrich understanding of events. The ESP provides advanced analytics and visualization tools that unlock deep insights from fused data to inform critical decisions across transportation operations and planning.

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