This document provides an overview of various decision-support tools that have been developed to aid transportation professionals in planning and evaluation activities related to work zone safety. … [Read more...] about Data-Driven Approaches to Improve Work Zone Safety
Crash Analysis
Pennsylvania Study Looks at Work Zone Crashes, Risk Factors
A recent study by Carnegie Mellon University looked at the effects of traffic, weather and other factors impacting the safety of highway work zones and increased accident risks in these areas. … [Read more...] about Pennsylvania Study Looks at Work Zone Crashes, Risk Factors
Inferring the Causal Effect of Work Zones on Crashes: Methodology and a Case Study
The increasing number of crashes occurring in work zones has received considerable attention in recent years. Previous studies have mainly focused on associations between work zone configurations and … [Read more...] about Inferring the Causal Effect of Work Zones on Crashes: Methodology and a Case Study
Analysis of Fatal Truck-Involved Work Zone Crashes in Florida: Application of Tree-Based Models
This paper presents the results of an analysis focusing on large truck-involved work zone fatal crashes using seven-year crash data in the State of Florida. Decision tree/random forest models were … [Read more...] about Analysis of Fatal Truck-Involved Work Zone Crashes in Florida: Application of Tree-Based Models
Identification and Analysis of Misclassified Work-Zone Crashes Using Text Mining Techniques
Work zone safety management and research relies heavily on the quality of work zone crash data. However, it is possible that a police officer may misclassify a crash in structured data due to: … [Read more...] about Identification and Analysis of Misclassified Work-Zone Crashes Using Text Mining Techniques
Using Worker’s Naturalistic Response to Determine and Analyze Work Zone Crashes in the Presence of Work Zone Intrusion Alert Systems
Work zone Intrusion Alert Systems (WZIAS) are alert mechanisms that detect and alert workers of vehicles intruding into a work zone. These systems pre-dominantly employ two components-sensors placed … [Read more...] about Using Worker’s Naturalistic Response to Determine and Analyze Work Zone Crashes in the Presence of Work Zone Intrusion Alert Systems