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


+30.34917, -81.63667
30°20'57" N, 81°38'12" 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:14.1 ft. [4.3 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 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:37,000 [as of 2014]
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]
Operating rating:55.3 tons [50.3 metric tons]
Inventory rating:33.2 tons [30.2 metric tons]
Sufficiency rating:85.7

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201585.7FairSatisfactorySatisfactoryGoodFO37000
August 201389.5FairSatisfactorySatisfactoryGood-35000
August 201188.2FairSatisfactorySatisfactoryGood-40500
August 200987.6FairSatisfactorySatisfactoryGood-43000
August 200786.1FairSatisfactorySatisfactoryGood-49500
August 200597.9FairSatisfactorySatisfactoryGood-48500
August 200399.0GoodGoodGoodGood-52000
September 200199.0GoodGoodGoodGood-47000
September 199996.0GoodGoodGoodGoodFO46000
September 199799.0FairSatisfactoryGoodGood-47001
October 199599.0GoodGoodGoodVery Good-29900
October 199399.0GoodGoodVery GoodVery Good-26690
May 199399.0GoodGoodVery GoodVery Good-26690
December 199199.0GoodGoodVery GoodVery Good-52019

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Abutmentlinear ft.168168000
Reinforced Concrete Pileeach126600
Reinforced Concrete Pier Caplinear ft.160158200
Pourable Jointlinear ft.1598554020
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.467466100
Reinforced Concrete Slabsq. ft.13,08710,8622,22500