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NC28 NBL over NANTAHALA RIVER . SOU.RR

Swain County, North Carolina

Map

Coordinates:
+35.37275, -83.56507
35°22'22" N, 83°33'54" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NC28 NBL over NANTAHALA RIVER . SOU.RR
Structure number:000000001730186
Location:50 FT.S.JCT.SR1121
Purpose:Carries highway over railroad and waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:228.0 ft. [69.5 m]
Total length:754.0 ft. [229.8 m]
Roadway width between curbs:33.5 ft. [10.2 m]
Deck width edge-to-edge:37.4 ft. [11.4 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Owner:State Highway Agency [01]
Year built:1997
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:Steel continuous [4]
Main spans 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: November 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,550 [as of 2013]
Truck traffic:14% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Better than present minimum criteria [7]
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 the assessed or calculated scour condition. [8]
Sufficiency rating:87.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017FairGoodGoodFair355087.6
October 2015GoodGoodGoodGood235098.8
October 2013GoodGoodGoodGood235098.8
October 2011GoodGoodGoodGood360098.7
October 2009GoodGoodVery GoodGood800098.2
November 2007GoodVery GoodExcellentExcellent650098.4
September 2005GoodVery GoodExcellentExcellent650098.4
August 2003GoodVery GoodExcellentVery Good790098.3
October 2001GoodVery GoodExcellentExcellent270098.7
October 1999GoodVery GoodExcellentExcellent170098.8