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US 21 BUS over BEAUFORT RIVER

Map

Coordinates:
+32.42773, -80.66923
32°25'40" N, 80°40'09" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 21 BUS over BEAUFORT RIVER
Structure number:000000000003186
Old structure number:000720002103100 (from 1992 edition)
Location:IN TOWN OF BEAUFORT
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:245.1 ft. [74.7 m]
Total length:2290.1 ft. [698.0 m]
Roadway width between curbs:24.6 ft. [7.5 m]
Deck width edge-to-edge:33.5 ft. [10.2 m]
Vertical clearance above deck:15.1 ft. [4.6 m]
Vertical clearance below bridge:29.5 ft. [9.0 m]
Owner:State Highway Agency [01]
Year built:1960
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 13.5 / HS 15 [3]
Main span material:Steel [3]
Main span design:Movable - Swing [17]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2018

Good/Fair/Poor Condition:Fair
Status:Posted for other load-capacity restriction [R]
Average daily traffic:14,500 [as of 2017]
Truck traffic:6% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 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:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present minimum criteria [6]
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:In place but in a deteriorated condition [3]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:42.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$13,247,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2018FairGoodFairGood1450042.3
November 2016FairSatisfactoryFairSatisfactory1360043.1
November 2014FairSatisfactoryFairSatisfactory1340047.5
November 2012PoorSatisfactoryPoorSatisfactory1430033.5
October 2010PoorSatisfactoryPoorSatisfactory1450033.5
January 2009PoorSatisfactoryPoorSatisfactory1450033.5
November 2006PoorSatisfactoryPoorSatisfactory1460033.5
November 2004PoorSatisfactoryPoorSatisfactory1490033.5
July 1998FairGoodSatisfactorySatisfactory450047.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.2,14902,0201290
Reinforced Concrete Girder/Beamlinear ft.7070693140
Steel Stringerlinear ft.529052900
Deck
Reinforced Concrete Decksq. ft.4,66704,66700
Superstructure
Steel Trusslinear ft.151015100
Steel Floor Beamlinear ft.107010700
Substructure
Reinforced Concrete Columneach2160203130
Reinforced Concrete Pier Walllinear ft.2902900
Reinforced Concrete Pier Caplinear ft.318031800
Deck
Concrete Filled Grid Decksq. ft.737073700
Joints
Pourable Jointlinear ft.255025500
Open Jointlinear ft.2002000
Bearings
Movable Bearingeach200020000
Enclosed/Concealed Bearingeach10100
Fixed Bearingeach90063027
Bridge Rail
Other Material Bridge Raillinear ft.1,24501,24500