Case Study Filter: Data Mgt. & Analysis

When can you Trust an SPF Calibration Factor?

Mississippi
To calibrate safety performance functions (SPFs) to local conditions and develop state-specific SPFs, MDOT created a simple index score. Index scores were then aligned with the CMF Clearinghouse system, resulting in more reliable safety analysis.

Predictive Safety Evaluation for Effective Infrastructure Planning

Texas
Using proprietary, AASHTO, and FHWA tools, TxDOT identified safety improvements, predicted, and evaluated safety performance in early stages of project development. The tools help every DOT project become a safety project.

Combined CMF Calculator Tool

Texas
Texas DOT’s combined CMF calculator tool calculates the combined reduction factor of multiple countermeasures (which provides HSIP funding documentation). The full tool is accessible to district staff.

Connecting Work Zones for Safer Construction

Delaware
DelDOT's Accelerating Digital Inspection Practices with Connected Machinery (ADCMS) project involves collaborating with contractors and tech providers to share telematics data from construction equipment, enhancing work zone safety.

Leveraging Data in Risk and Performance Management for Better Employee Safety Outcomes

Texas
Through its TPM program, TxDOT discovered a higher injury rate among new employees, leading to targeted enhancements in safety training and mentorship programs.

Kansas’ Drive to Zero

Kansas
Kansas DOT’s Drive to Zero initiative builds safety culture through collaboration and is supported by crash reports data analysis, reporting, and public dashboards.

Oklahoma Safety Performance Measures

Oklahoma
Oklahoma DOT uses safety performance measures to identify and address safety issues like roadway departure, wrong-way driving, and work zone safety.

Systemic Safety Countermeasures and Collaborative Approaches at GDOT

Georgia
Georgia DOT uses crash data analysis to implement proactive, systemic safety countermeasures, improve safety for vulnerable users, optimize project delivery, and target unsafe driving behaviors.

SR 85 Road Safety Assessment MP 58.5-80.5 — Leveraging Drone Technology at ADOT

Arizona
ADOT used drone technology for a roadway assessment in a unique situation, which enhanced safety for observers, avoided traffic impacts, and allowed for a better understanding of how to make a difference in traffic safety.

Safe Routes to Public Places

Louisiana
LaDOTD integrates equity into its Safe Routes program by prioritizing projects in low-income areas using median household income data, aiming to improve safety for vulnerable road users.