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

View the underlying data on epi.org.