InfraIQArticle
Understanding Road Distress Types: A Guide for Infrastructure Authorities
A guide to pavement defect types — potholes, cracking, rutting, ravelling — and what each signals for maintenance planning.
Road distress isn’t one thing — it’s a category covering several distinct failure modes, and knowing which is which matters for maintenance planning:
- Potholes — localized surface failures, usually from water infiltration and traffic loading
- Cracking (longitudinal, transverse, alligator/fatigue) — surface fractures from structural fatigue or thermal stress, each pattern indicating a different underlying cause
- Rutting — depression along wheel paths from repeated heavy loading
- Ravelling — surface aggregate loss, an early-stage indicator often preceding more serious defects
- Drainage-related damage — damaged or blocked drain covers contributing to water infiltration and accelerated deterioration elsewhere
Automated assessment tools like InfraIQ RoadSense are built to distinguish between these types — 60+ road parameters covers exactly this breadth, since a single “defect count” number isn’t nearly useful enough for real maintenance prioritization.
