US-ALT-17 (SR-15A) over POST ST. & CSXRR


+30.31389, -81.70417
30°18'50" N, 81°42'15" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US-ALT-17 (SR-15A) over POST ST. & CSXRR
Structure number:720078
Location:US-17A / POST ST. & CSXRR
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:73.2 ft. [22.3 m]
Total length:418.0 ft. [127.4 m]
Roadway width between curbs:51.8 ft. [15.8 m]
Deck width edge-to-edge:61.7 ft. [18.8 m]
Vertical clearance below bridge:20.0 ft. [6.1 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1960
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:7
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: November 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:53,000 [as of 2015]
Truck traffic:2% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.8 tons [54.4 metric tons]
Inventory rating:35.9 tons [32.6 metric tons]
Sufficiency rating:67.0

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201667.0FairSatisfactoryGoodGood-53000
November 201468.5FairSatisfactoryGoodGood-45500
November 201267.0FairSatisfactoryGoodGood-53000
November 201065.4FairSatisfactoryGoodGood-48500
November 200865.4FairSatisfactoryGoodGood-48500
November 200665.8FairSatisfactoryGoodGood-47000
November 200465.4FairSatisfactoryVery GoodGood-48500
November 200266.4GoodGoodVery GoodGood-49000
November 200066.7GoodGoodVery GoodGood-48000
January 199984.8GoodGoodVery GoodVery Good-46000
January 199781.5GoodGoodVery GoodVery Good-48000
January 199576.3GoodGoodGoodVery Good-47000
January 199377.3GoodGoodGoodVery Good-38285
February 199175.8GoodGoodGoodGood-39705