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Summary of Noise Barriers Constructed by December 31, 2010

Noise Barrier Construction Average Unit Cost by Year

Year Area in Square
Feet (100,00)
2010 Cost
($Millions)
Cost Per
Square
Foot
(Dollars)
1963-1989 481 1,097 23
1990 52 124 24
1991 80 203 25
1992 104 261 25
1993 62 163 26
1994 65 158 24
1995 92 226 25
1996 42 92 22
1997 82 202 25
1998 120 290 24
1999 42 130 31
2000 65 168 26
2001 84 254 30
2002 78 356 46
2003 76 202 27
2004 94 216 23
2005 73 211 29
2006 94 257 28
2007 83 279 33
2008 36 104 29
2009 68 205 30
2010 76 245 32
UnknownYear 5 0 0
 
All2,0495,44427
Updated: 07/11/2012
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