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S-11-99 over I-85

Map

Coordinates:
+35.15731, -81.47992
35°09'26" N, 81°28'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S-11-99 over I-85
Structure number:000000000002686
Old structure number:001170009900100 (from 1992 edition)
Location:3.2MI NE BLACKSBURG
Purpose:Carries highway overpass over highway
Route classification:Major Collector (Rural) [07]
Length of largest span:60.0 ft. [18.3 m]
Total length:240.2 ft. [73.2 m]
Roadway width between curbs:28.5 ft. [8.7 m]
Deck width edge-to-edge:32.5 ft. [9.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1958
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:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:650 [as of 2015]
Truck traffic:5% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 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:76.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2017FairFairFairSatisfactory65076.8
January 2015PoorFairSeriousSatisfactory60030.0
January 2013FairFairFairSatisfactory60077.0
December 2010FairFairFairSatisfactory42577.0
December 2008FairFairFairSatisfactory40078.0
January 2007PoorFairPoorSatisfactory43061.0
December 2004PoorFairPoorSatisfactory60061.0
October 1998FairSatisfactorySatisfactoryGood40088.0
February 1991FairGoodFairGood27577.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.1,2008003005050
Deck
Reinforced Concrete Decksq. ft.7,6802,0005,00060080
Substructure
Reinforced Concrete Columneach1515000
Reinforced Concrete Pier Caplinear ft.1600100600
Joints
Pourable Jointlinear ft.9600960
Bearings
Movable Bearingeach3003000
Steel Protective Coatingsq. ft.10,75310,753000
Fixed Bearingeach1001000
Steel Protective Coatingsq. ft.10,75310,753000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.480480000