US-ALT-1(SR228 EB) over US-90A (SR-10)


+30.30806, -81.61917
30°18'29" N, 81°37'09" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US-ALT-1(SR228 EB) over US-90A (SR-10)
Structure number:720279
Location:US-ALT-1 SR-228 EB/SR-10
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:66.9 ft. [20.4 m]
Total length:199.2 ft. [60.7 m]
Roadway width between curbs:52.2 ft. [15.9 m]
Deck width edge-to-edge:56.8 ft. [17.3 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:35°
Owner:State Highway Agency [01]
Year built:1967
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:4
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: March 2015 

Status:Open, no restriction [A]
Average daily traffic:20,500 [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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:44.6 tons [40.5 metric tons]
Inventory rating:26.5 tons [24.1 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:82.9

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201582.9Functionally obsoleteSatisfactorySatisfactoryGood20500
March 201383.0Functionally obsoleteSatisfactorySatisfactoryGood19500
March 201183.5Functionally obsoleteSatisfactorySatisfactoryGood15250
March 200982.8Functionally obsoleteSatisfactorySatisfactoryGood21500
March 200784.4Functionally obsoleteSatisfactorySatisfactoryGood29500
March 200584.4Functionally obsoleteSatisfactoryGoodVery Good23500
March 200383.0Functionally obsoleteGoodGoodVery Good24500
March 200183.1Functionally obsoleteGoodGoodVery Good21750
April 199983.0Functionally obsoleteGoodGoodVery Good24500
April 199782.8Functionally obsoleteGoodGoodVery Good21500
April 199581.0Functionally obsoleteGoodGoodVery Good24250
March 199382.5Functionally obsoleteGoodGoodVery Good19382
April 199182.4Functionally obsolete-GoodVery Good20150