HDM-4 is divided into three dedicated application tools tailored to different levels of road administration decision-making:
Analyzes entire road networks or sub-networks (e.g., all national highways) over the medium to long term. hdm-4 software
Modern versions include modeling for vehicle emissions, energy consumption, and noise. Three Main Areas of Analysis HDM-4 is divided into three dedicated application tools
Predicts defects like cracking, rutting, potholes, and roughness (IRI) based on traffic loading, climate, and structural strength. including vehicle operating costs (fuel
Optimizes the use of constrained budgets by selecting the best combination of works to maximize economic benefits (often using the incremental NPV/cost ratio). Project Analysis
Quantifies the economic impact on road users, including vehicle operating costs (fuel, tires, maintenance), travel time, and accident costs.
