Transportation Economic Trends
Value of Transportation Infrastructure and Other Assets:
National Highway Construction Cost Index
Construction costs affect the amount that governments invest in new roads, highways, and bridges. These costs depend on the prices of many inputs, including materials like steel and asphalt, labor costs, and overhead costs. This page discusses construction costs for transportation modes for which data are available.
- As measured by the National Highway Construction Cost Index (NHCCI), highway construction costs increased in every quarter since the fourth quarter of 2020 through the third quarter of 2022 (latest available); growing 49.8 percent over the seven quarters.
- The NHCCI reached a new all-time high in the third quarter of 2022 and grew at the second fastest rate (9.0 percent) from the level in the previous quarter. The fastest growth from the level in the previous quarter was in the second quarter of 2022 (11.9 percent).