Granular Driving and Intersection Data Helps Drive Traffic Safety Investments

Why It Matters

Proactive, intersection‑level telematics enables agencies to allocate resources efficiently, reducing deaths while justifying safety‑investment budgets.

Key Takeaways

• Missouri fatalities fell 45 deaths, first decline since 2021
• Telematics captures braking, speed, phone use via drivers' phones
• Platform ranks intersections by risk, guiding targeted interventions
• Virtual street view cuts inspection time, saves agency resources
• Data supports collaboration with police for focused enforcement

Pulse Analysis

The recent dip in Missouri’s traffic‑fatality count underscores a broader shift toward data‑centric safety strategies. Traditional road‑safety programs often rely on post‑crash analysis, which can delay interventions and inflate costs. By integrating real‑time telematics with existing crash databases, MODOT gains a predictive lens that highlights high‑risk corridors before accidents materialize, allowing policymakers to act swiftly and justify expenditures with concrete risk metrics.

Cambridge Mobile Telematics’ platform aggregates anonymized sensor data from participating drivers’ smartphones, capturing hard braking events, excessive speed, and distracted‑driving indicators. This information is then overlaid on a street‑view interface, enabling engineers to virtually assess intersection geometry, sight‑line obstructions, and other hazards without field visits. The result is a dramatic reduction in labor hours and travel expenses, while simultaneously expanding the scope of analysis to thousands of miles of roadway that would be impractical to inspect manually.

Beyond immediate safety gains, the telematics model offers a scalable blueprint for other jurisdictions seeking to modernize their transportation portfolios. The granular risk scores facilitate targeted enforcement collaborations with local police, and they provide compelling evidence for state and federal grant applications. As more agencies adopt similar data ecosystems, the industry can expect a surge in proactive infrastructure investments, lower accident costs, and a stronger alignment between technology providers and public‑sector safety goals.