US-ALT-1 (SR-115) over 11th ST.


+30.34930, -81.63684
30°20'57" N, 81°38'13" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US-ALT-1 (SR-115) over 11th ST.
Structure number:720132
Location:US-A-1(SR-115) / 11th ST.
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:73.2 ft. [22.3 m]
Total length:155.8 ft. [47.5 m]
Roadway width between curbs:79.1 ft. [24.1 m]
Deck width edge-to-edge:84.0 ft. [25.6 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1970
Year reconstructed:2000
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:42,000 [as of 2016]
Truck traffic:12% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:84.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017FairSatisfactorySatisfactoryGood4200084.5
August 2015FairSatisfactorySatisfactoryGood3700085.7
August 2013FairSatisfactorySatisfactoryGood3500089.5
August 2011FairSatisfactorySatisfactoryGood4050088.2
August 2009FairSatisfactorySatisfactoryGood4300087.6
August 2007FairSatisfactorySatisfactoryGood4950086.1
August 2005FairSatisfactorySatisfactoryGood4850097.9
August 2003GoodGoodGoodGood5200099.0
September 2001GoodGoodGoodGood4700099.0
September 1999GoodGoodGoodGood4600096.0
September 1997FairSatisfactoryGoodGood4700199.0
October 1995GoodGoodGoodVery Good2990099.0
October 1993GoodGoodVery GoodVery Good2669099.0
May 1993GoodGoodVery GoodVery Good2669099.0
December 1991GoodGoodVery GoodVery Good5201999.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Columneach1211010
Reinforced Concrete Abutmentlinear ft.168168000
Reinforced Concrete Pier Caplinear ft.160160000
Pourable Jointlinear ft.1591283010
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4674372280
Reinforced Concrete Slabsq. ft.13,0876,8365,9243270