73
      Friday
      81 / 59
      Saturday
      83 / 59
      Sunday
      83 / 60

      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      -- 777 are considered functionally obsolete, due to outdated designs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
      component-story-more_media_horiz-v1-01
      FOLLOW US ON TWITTER