US-ALT-1(SR228 WB) 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 WB) over US-90A (SR-10)
Structure number:720108
Location:US-ALT-1&SR228 WB/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:51.8 ft. [15.8 m]
Deck width edge-to-edge:56.8 ft. [17.3 m]
Vertical clearance below bridge:14.8 ft. [4.5 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:77.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201577.8Functionally obsoleteSatisfactorySatisfactoryGood20500
March 201377.9Functionally obsoleteSatisfactorySatisfactoryGood19500
March 201178.4Functionally obsoleteSatisfactorySatisfactoryVery Good15250
March 200977.6Functionally obsoleteSatisfactorySatisfactoryVery Good21500
March 200775.8Functionally obsoleteSatisfactorySatisfactoryVery Good29500
March 200579.4Functionally obsoleteGoodGoodVery Good23500
March 200377.9Functionally obsoleteGoodGoodVery Good24500
March 200177.9Functionally obsoleteGoodGoodVery Good24250
April 199978.1Functionally obsoleteGoodGoodVery Good20000
April 199779.8Functionally obsoleteGoodGoodVery Good21500
April 199580.0Functionally obsoleteGoodGoodVery Good24250
March 199381.5Functionally obsoleteGoodGoodVery Good19382
May 199181.4Functionally obsolete-GoodVery Good20150