is a software system and methodology used to investigate the technical and economic viability of road investment projects. It allows decision-makers to predict the future condition of a road network under various maintenance and funding scenarios.
Unlike simple spreadsheets, HDM-4 uses complex empirical models to calculate the relationship between road design, maintenance, traffic loads, and environmental factors. The Three Levels of Analysis hdm-4 software
Conducting economic feasibility studies for specific road projects, comparing different design or maintenance alternatives. is a software system and methodology used to