Adequate data collection frequency and gauging length for surface condition rating in Alberta

In order to ensure safe and comfortable riding, increase network serviceabi lity, and slow pavement deterioration rate, two different strategies are be ing used simultaneously by transportation departments: routine maintenance and major rehabilitation. Within Alberta Infrastructure, the decision betwe en these alternatives is made based on the pavement condition. Data are col lected frequently for the purpose of pavement evaluation. Experienced engin eers and technicians normally decide the most appropriate data collection p rocedure and gauging length associated with it.