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SR-21 NB over CEDAR RIVER

Map

Coordinates:
+30.27312, -81.73331
30°16'23" N, 81°43'60" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR-21 NB over CEDAR RIVER
Structure number:720326
Location:SR-21 NB OVER CEDAR RIVER
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:33.1 ft. [10.1 m]
Total length:660.1 ft. [201.2 m]
Roadway width between curbs:51.2 ft. [15.6 m]
Deck width edge-to-edge:54.5 ft. [16.6 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1967
Year reconstructed:2002
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:20
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
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:17,823 [as of 2016]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:98.3
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$2,310,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017FairGoodGoodSatisfactory1782398.3
March 2015FairGoodGoodSatisfactory1747698.4
March 2013FairGoodGoodSatisfactory1788398.3
March 2011FairGoodGoodSatisfactory1854198.3
March 2009FairGoodGoodSatisfactory1808181.9
March 2007FairGoodGoodSatisfactory1831081.9
March 2005FairGoodGoodSatisfactory2025081.7
March 2003FairGoodVery GoodSatisfactory1975082.9
July 2001GoodGoodVery GoodGood1958878.9
July 1999GoodGoodVery GoodGood2150081.7
July 1997GoodGoodVery GoodGood1997580.7
August 1995GoodGoodVery GoodGood2150075.9
August 1993GoodGoodVery GoodGood1987778.1
September 1991GoodGoodVery GoodGood1927478.2

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.3,9603,9471120
Deck
Reinforced Concrete Decksq. ft.35,85035,72612040
Substructure
Reinforced Concrete Abutmentlinear ft.109109000
Prestressed Concrete Pileeach114071430
Reinforced Concrete Pier Caplinear ft.918913140
Joints
Pourable Jointlinear ft.1,0735843150174
Bearings
Elastomeric Bearingeach2408016000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.660660000
Other Material Bridge Raillinear ft.6605758500