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Summary of Noise Barriers Constructed by December 31, 2010

Noise Barrier Construction Material Area by Year

Material Area
(10,000 Square Feet)
Year Concrete Block Wood Metal Berm Brick Combination Absorptive
1963-1999 5,543 2,960 1,140 253 362 102 1,515 170
2000 490 43 35 0 11 0 59 7
2001 612 57 34 80 0 12 32 5
2002 464 176 51 18 5 1 18 38
2003 564 72 2 4 3 0 77 28
2004 496 5 5 59 0 0 190 116
2005 548 6 3 0 1 6 74 0
2006 619 72 1 12 2 7 147 0
2007 667 36 0 34 1 0 85 0
2008 252 72 0 18 0 0 21 0
2009 546 72 0 0 3 0 62 0
2010 498 161 4 7 1 0 64 0
Unknown 23 0 1 14 0 0 7 0

NOTE: Square feet of noise barriers constructed with 'Other' materials - 1,946,829

Updated: 07/11/2012
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