This report provides information on life cycle cost analysis (LCCA) as applied to CDOT's roadways. It describes the methodology CDOT uses to select discount rates to be used in LCCA calculations. It also summarizes pavement selection terminology for deterministic and probabilistic LCCA procedures.

Traffic congestion has a negative impact on the economy and the environment. Vehicles are the second largest source of greenhouse gas emissions and one of the two main contributors to ozone pollution, and growth in vehicles miles traveled (VMT) leads to increased emissions. The rise in VMT contributes to the worsening air quality problem. Therefore, the State of Colorado must develop methods to manage and reduce overall transportation demand on the...