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US421 over BIG BUFFALO CREEK

Map

Coordinates:
+35.54040, -79.23918
35°32'25" N, 79°14'21" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US421 over BIG BUFFALO CREEK
Structure number:000000001050154
Location:300 W OF JCT SR1400
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:194.9 ft. [59.4 m]
Total length:200.1 ft. [61.0 m]
Roadway width between curbs:45.9 ft. [14.0 m]
Deck width edge-to-edge:49.2 ft. [15.0 m]
Owner:State Highway Agency [01]
Year built:2015
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 9 / H 10 [1]
Main span material:Steel continuous [4]
Main span 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: June 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:15,000 [as of 2015]
Truck traffic:14% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:96.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017GoodGoodVery GoodGood1500096.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.985985000
Steel Protective Coatingsq. ft.19,10019,100000
Deck
Reinforced Concrete Decksq. ft.9,8509,7618900
Substructure
Reinforced Concrete Abutmentlinear ft.180175050
Steel Pileeach2828000
Reinforced Concrete Pier Caplinear ft.5656000
Bearings
Elastomeric Bearingeach1010000
Steel Protective Coatingsq. ft.1010000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4003703000