1990 - 2017
1990199119921993199419951996199719981999200020012002200320042005200620072008200920102011201220132014201520162017
Structurally deficient bridges: United States24%23%21%20%19%18%17%17%16%15%15%15%14%14%13%13%13%12%12%12%12%11%11%10%10%10%9%9%
Structurally deficient bridges: United States

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