US421 SBL over SR2110


+35.71603, -79.42949
35°42'58" N, 79°25'46" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US421 SBL over SR2110
Structure number:000000000370443
Location:1.3 MI. S. JCT. US64
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:71.9 ft. [21.9 m]
Total length:150.9 ft. [46.0 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:43.0 ft. [13.1 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Owner:State Highway Agency [01]
Year built:1982
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 [3]
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: April 2015 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:4,650 [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:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:87.8 tons [79.8 metric tons]
Inventory rating:52.9 tons [48.1 metric tons]
Sufficiency rating:99.6

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201599.6GoodGoodGoodGood-4650
May 201399.6GoodGoodGoodGood-4850
May 201199.5GoodGoodGoodGood-5500
May 200999.5FairSatisfactoryVery GoodGood-5500
April 200799.5FairSatisfactoryVery GoodGood-5500
May 200599.5FairSatisfactoryGoodGood-5500
July 200499.5FairSatisfactoryVery GoodGood-5000
September 200299.5FairSatisfactoryVery GoodGood-5000
September 200099.6FairSatisfactoryVery GoodGood-4800
August 199897.5FairSatisfactoryVery GoodGood-4950
August 199097.6GoodGoodVery GoodGood-7600