The federal government plays a larger role in capital investment than in operations and maintenance, but state and local spending still accounts for the majority of public capital spending: Federal share and state and local share of total public capital spending on transportation and water infrastructure, 1956–2014
| Year | Federal capital share | State and local capital share |
|---|---|---|
| 1956 | 18.8% | 81.2% |
| 1957 | 20.8% | 79.2% |
| 1958 | 27.9% | 72.1% |
| 1959 | 37.8% | 62.2% |
| 1960 | 43.3% | 56.7% |
| 1961 | 39.1% | 60.9% |
| 1962 | 39.2% | 60.8% |
| 1963 | 39.4% | 60.6% |
| 1964 | 43.1% | 56.9% |
| 1965 | 44.1% | 55.9% |
| 1966 | 42.6% | 57.4% |
| 1967 | 40.6% | 59.4% |
| 1968 | 40.5% | 59.5% |
| 1969 | 38.2% | 61.8% |
| 1970 | 37.8% | 62.2% |
| 1971 | 38.6% | 61.4% |
| 1972 | 37.6% | 62.4% |
| 1973 | 40.6% | 59.4% |
| 1974 | 43.2% | 56.8% |
| 1975 | 42.6% | 57.4% |
| 1976 | 51.0% | 49.0% |
| 1977 | 59.1% | 40.9% |
| 1978 | 55.5% | 44.5% |
| 1979 | 53.9% | 46.1% |
| 1980 | 56.0% | 44.0% |
| 1981 | 53.2% | 46.8% |
| 1982 | 51.1% | 48.9% |
| 1983 | 50.0% | 50.0% |
| 1984 | 51.7% | 48.3% |
| 1985 | 50.9% | 49.1% |
| 1986 | 49.9% | 50.1% |
| 1987 | 41.4% | 58.6% |
| 1988 | 40.7% | 59.3% |
| 1989 | 38.9% | 61.1% |
| 1990 | 39.4% | 60.6% |
| 1991 | 38.5% | 61.5% |
| 1992 | 39.2% | 60.8% |
| 1993 | 40.7% | 59.3% |
| 1994 | 41.0% | 59.0% |
| 1995 | 40.6% | 59.4% |
| 1996 | 39.6% | 60.4% |
| 1997 | 38.3% | 61.7% |
| 1998 | 38.1% | 61.9% |
| 1999 | 38.2% | 61.8% |
| 2000 | 39.0% | 61.0% |
| 2001 | 41.0% | 59.0% |
| 2002 | 41.8% | 58.2% |
| 2003 | 39.4% | 60.6% |
| 2004 | 38.0% | 62.0% |
| 2005 | 38.1% | 61.9% |
| 2006 | 38.1% | 61.9% |
| 2007 | 35.8% | 64.2% |
| 2008 | 36.0% | 64.0% |
| 2009 | 36.8% | 63.2% |
| 2010 | 40.4% | 59.6% |
| 2011 | 41.5% | 58.5% |
| 2012 | 40.8% | 59.2% |
| 2013 | 39.2% | 60.8% |
| 2014 | 38.1% | 61.9% |
Source: Author’s analysis of data from CBO 2015