Table 5-6 Highway Noise Barrier Construction: 1970-98

Table 5-6
Highway Noise Barrier Construction: 1970-98

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  1970-79 1980-89 1990-98
Linear length (km) 281 925 1,397
Cost (millions $1998) 134 656 1,141

Source: U.S. Department of Transportation, Federal Highway Administration, Highway Traffic Noise Barrier Construction Trends (Washington, DC: 2000).