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SR-21 NB over CEDAR RIVER

Map

Coordinates:
+30.27306, -81.73361
30°16'23" N, 81°44'01" 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:15.4 ft. [4.7 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 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:17,476 [as of 2014]
Truck traffic:2% 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]
Operating rating:72.8 tons [66.2 metric tons]
Inventory rating:52.8 tons [48.0 metric tons]
Sufficiency rating:98.4
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

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201598.4FairGoodGoodSatisfactory-17476
March 201398.3FairGoodGoodSatisfactory-17883
March 201198.3FairGoodGoodSatisfactory-18541
March 200981.9FairGoodGoodSatisfactory-18081
March 200781.9FairGoodGoodSatisfactory-18310
March 200581.7FairGoodGoodSatisfactory-20250
March 200382.9FairGoodVery GoodSatisfactory-19750
July 200178.9GoodGoodVery GoodGood-19588
July 199981.7GoodGoodVery GoodGood-21500
July 199780.7GoodGoodVery GoodGood-19975
August 199575.9GoodGoodVery GoodGoodFO21500
August 199378.1GoodGoodVery GoodGood-19877
September 199178.2GoodGoodVery GoodGood-19274

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.3,9603,952800
Deck
Reinforced Concrete Decksq. ft.35,85034,0581,79200
Substructure
Reinforced Concrete Abutmentlinear ft.109109000
Prestressed Concrete Pileeach114038760
Reinforced Concrete Pier Caplinear ft.918914130
Joints
Pourable Jointlinear ft.1,07395212100
Bearings
Elastomeric Bearingeach2408016000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.660660000
Other Material Bridge Raillinear ft.660660000