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2 articles

Article

Open AccessPublished: 2 March 2026

A Composite Geospatial Index for Road Safety Risk: Integrating Crash Data with Roadway Characteristics

Siqing Chen

Transportation Development Research · 12-27 · 10.55121/tdr.v4i1.1024

Road traffic accidents pose significant threats to public safety and urban infrastructure. While effective safety management is a critical component of sustainable transportation planning and public health, traditional approaches often rely heavily on identifying historical crash hotspots. These reactive methods frequently fail

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Article

Open AccessPublished: 30 June 2025

A Decomposition Model for Risk Equity and Network Accessibility Trade off in Hazardous Material Transportation: An Empirical Study

Abbas Mahmoudabadi

Transportation Development Research · 14-26 · 10.55121/tdr.v3i1.404

A major part of goods and substances transported across the world is categorized as hazardous materials (Hazmat) or dangerous goods. Hazmat transportation has potential risks in nature, so it is essential to avoid risk agglomeration in the most frequently selected routes while transport planning in practice. The concern leads au

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