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


+30.30826, -81.61904
30°18'30" 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:13.1 ft. [4.0 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 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:26,000 [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: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]
Sufficiency rating:77.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017FairSatisfactorySatisfactoryGood2600077.1
March 2015FairSatisfactorySatisfactoryGood2050077.8
March 2013FairSatisfactorySatisfactoryGood1950077.9
March 2011FairSatisfactorySatisfactoryVery Good1525078.4
March 2009FairSatisfactorySatisfactoryVery Good2150077.6
March 2007FairSatisfactorySatisfactoryVery Good2950075.8
March 2005GoodGoodGoodVery Good2350079.4
March 2003GoodGoodGoodVery Good2450077.9
March 2001GoodGoodGoodVery Good2425077.9
April 1999GoodGoodGoodVery Good2000078.1
April 1997GoodGoodGoodVery Good2150079.8
April 1995GoodGoodGoodVery Good2425080.0
March 1993GoodGoodGoodVery Good1938281.5
May 1991Good-GoodVery Good2015081.4

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Columneach1212000
Reinforced Concrete Abutmentlinear ft.139139000
Reinforced Concrete Pier Caplinear ft.202202000
Pourable Jointlinear ft.127843805
Bridge Rail
Other Material Bridge Raillinear ft.3983593450
Reinforced Concrete Slabsq. ft.11,3019,2861,980350