AASHTO R 86-18 PDF Download

AASHTO R 86-18 is a standard practice that provides guidelines for collecting images of pavement surfaces to detect distress. The standard focuses on utilizing automated methods for both network-level and project-level analysis. It does not provide specific specifications for the equipment or instruments to be used but emphasizes that equipment that can be validated to meet the criteria mentioned in the standard is acceptable.

The standard aims to achieve a high level of standardization in the collection of pavement surface images to ensure consistent pavement condition estimates. By not overly restricting innovation, the standard allows for flexibility in the choice of equipment while emphasizing the need for validation to meet the specified functionality.