The Highway Development and Management (HDM-4) software is the global standard for road transport infrastructure investment appraisal. Developed through decades of research by the World Bank and its partners, it provides a powerful system for the analysis, planning, and management of highway maintenance and development.
Analyzes entire road networks or sub-networks (e.g., all national highways) over the medium to long term. hdm-4 software
Compares technical and economic viability for individual investment options, such as whether to widen a specific road or apply a particular pavement upgrade. Key Features and Capabilities The Highway Development and Management (HDM-4) software is
Focuses on the prioritization of a defined list of candidate road projects into a multi-year rolling work program. Predicts defects like cracking
HDM-4 is divided into three dedicated application tools tailored to different levels of road administration decision-making:
Quantifies the economic impact on road users, including vehicle operating costs (fuel, tires, maintenance), travel time, and accident costs.
Predicts defects like cracking, rutting, potholes, and roughness (IRI) based on traffic loading, climate, and structural strength.
