85
      Saturday
      88 / 71
      Sunday
      89 / 70
      Monday
      86 / 70

      A by-the-numbers look at SC's highway needs

      The state Department of Transportation estimates needing an additional $1.5 billion yearly over 20 years to bring roads to "good" condition.
      COLUMBIA, S.C. (AP) -- The state Department of Transportation estimates needing an additional $1.5 billion yearly over 20 years to bring roads to "good" condition. It's responsible for maintaining: -- 41,444 highway miles: 851 interstate miles, 9,475 miles of federal and state highways, and 31,118 miles of secondary roads. Nearly 70 percent of secondary roads aren't eligible for any federal funding. -- 8,383 bridges -- 9 welcome centers -- 19 rest areas -- mowing of 128,000 roadside acres -- 20 million feet of sidewalk -- 1,700 miles of guardrail -- 5,600 traffic signals and flashers -- 643,000 traffic signs -- 23 million feet of curbs and gutters Of those nearly 8,400 bridges: -- 7 are closed -- 420 have weight restrictions for crossing -- 886 are rated in poor condition -- 777 are considered functionally obsolete, due to outdated designs Of those nearly 41,500 highway miles: -- 53 percent of secondary roads rate in "poor" condition; 36 percent are "fair," and 11 percent are "good" -- 47 percent of federal and state highways rate "poor;" 40 percent "fair," and 13 percent "good" -- 8 percent of interstate miles are "poor," 23 percent "fair," and 69 percent "good" Source: SC Department of Transportation