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US421 SBL NC55 WBL over BLACK RIVER

Map

Coordinates:
+35.32251, -78.64199
35°19'21" N, 78°38'31" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US421 SBL NC55 WBL over BLACK RIVER
Structure number:000000000850039
Location:0.3 MI. W. JCT. SR1719
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:41.0 ft. [12.5 m]
Total length:128.0 ft. [39.0 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:33.5 ft. [10.2 m]
Owner:State Highway Agency [01]
Year built:1957
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 9 / H 10 [1]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:10,000 [as of 2013]
Truck traffic:12% 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:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:67.5
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018FairFairFairSatisfactory1000067.5
February 2016FairFairFairSatisfactory1000064.5
February 2014FairFairFairSatisfactory1000064.5
February 2012PoorFairPoorGood1000047.9
February 2010PoorSatisfactoryPoorSatisfactory1000049.0
June 2008PoorSatisfactoryPoorSatisfactory950048.8
April 2006PoorSatisfactoryPoorSatisfactory1200047.7
March 2004PoorSatisfactoryPoorSatisfactory650047.4
April 2002PoorSatisfactoryPoorSatisfactory650047.4
September 1999PoorSatisfactoryPoorSatisfactory685048.8
November 1991FairSatisfactoryFairSatisfactory625066.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.48835312870
Deck
Reinforced Concrete Decksq. ft.4,24504,24500
Substructure
Reinforced Concrete Abutmentlinear ft.72581400
Prestressed Concrete Pileeach22121000
Reinforced Concrete Pier Caplinear ft.128983000
Joints
Pourable Jointlinear ft.135135000
Bearings
Movable Bearingeach1201200
Steel Protective Coatingsq. ft.1200012
Fixed Bearingeach1201200
Steel Protective Coatingsq. ft.1200012
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.258825000