SR1308 over US421


+35.79767, -79.53476
35°47'52" N, 79°32'05" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR1308 over US421
Structure number:000000000370456
Location:1.0 MI. W. JCT. SR1377
Purpose:Carries highway over highway
Route classification:Local (Rural) [09]
Length of largest span:105.0 ft. [32.0 m]
Total length:213.9 ft. [65.2 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:28.9 ft. [8.8 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Skew angle:21°
Owner:State Highway Agency [01]
Year built:1987
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
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: August 2014 

Status:Open, no restriction [A]
Average daily traffic:280 [as of 2012]
Truck traffic:6% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
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:98.8 tons [89.8 metric tons]
Inventory rating:69.9 tons [63.5 metric tons]
Sufficiency rating:94.5

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201494.5Not deficientGoodGoodGood280
September 2012100.0Not deficientGoodGoodGood100
September 201099.0Not deficientSatisfactoryGoodGood120
September 200899.0Not deficientSatisfactoryVery GoodGood200
September 200699.0Not deficientSatisfactoryVery GoodGood200
September 200499.0Not deficientSatisfactoryVery GoodVery Good200
September 200294.5Not deficientSatisfactoryVery GoodVery Good260
September 200099.0Not deficientSatisfactoryVery GoodVery Good170
August 199899.0Not deficientSatisfactoryVery GoodVery Good120
August 1990100.0Not deficientGoodVery GoodVery Good100