US-ALT-1 (SR-115) over LIBERTY ST.


+30.35583, -81.64917
30°21'21" N, 81°38'57" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US-ALT-1 (SR-115) over LIBERTY ST.
Structure number:720054
Location:US-1A (SR-115)/LIBERTY ST
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:64.0 ft. [19.5 m]
Total length:141.1 ft. [43.0 m]
Roadway width between curbs:86.3 ft. [26.3 m]
Deck width edge-to-edge:91.2 ft. [27.8 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Owner:State Highway Agency [01]
Year built:1961
Year reconstructed:2000
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
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: July 2015 

Status:Open, no restriction [A]
Average daily traffic:37,500 [as of 2014]
Truck traffic:12% of total traffic
Deck condition:Good [7 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:Superior to present desirable criteria [9]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:69.1 tons [62.8 metric tons]
Inventory rating:43.6 tons [39.6 metric tons]
Sufficiency rating:95.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$215,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201595.0Not deficientGoodGoodGood37500
July 2013100.0Not deficientGoodGoodGood33500
July 2011100.0Not deficientGoodGoodGood41500
July 2009100.0Not deficientGoodGoodGood47000
July 2007100.0Not deficientGoodGoodGood52000
July 2005100.0Not deficientGoodGoodGood49000
July 2003100.0Not deficientGoodVery GoodGood51500
July 200199.0Not deficientSatisfactoryVery GoodGood52000
August 199989.0Functionally obsoleteSatisfactoryVery GoodGood50500
August 199792.0Not deficientSatisfactoryVery GoodGood52000
September 199587.0Functionally obsoleteGoodVery GoodGood37000
September 199387.0Functionally obsoleteSatisfactoryVery GoodGood45305
November 199187.0Functionally obsoleteGoodVery GoodGood54682