1. Baladi, G. et al., 2017. Pavement performance measures and forecasting and the effects of maintenance and rehabilitation strategy on treatment effectiveness. Publication FHWA- HRT-17-095. FHWA, U.S. Department of Transportation.
2. CFR, Code of Federal Regulations, 2020. Title 23, Part 490.313. Available from: https://www.ecfr.gov [Assessed 2020].