US421NB NC87N BYP. over NC42
Map
Coordinates:
+35.46694, -79.1191735°28'01" N, 79°07'09" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | US421NB NC87N BYP. over NC42 |
Structure number: | 000000001050129 |
Location: | 09 MI. N. JCT. US421 BUS |
Purpose: | Carries highway overpass over highway |
Route classification: | Principal Arterial - Other Freeways or Expressways (Urban) [12] |
Length of largest span: | 139.1 ft. [42.4 m] |
Total length: | 142.1 ft. [43.3 m] |
Roadway width between curbs: | 45.9 ft. [14.0 m] |
Deck width edge-to-edge: | 49.2 ft. [15.0 m] |
Vertical clearance below bridge: | 16.4 ft. [5.0 m] |
Owner: | State Highway Agency [01] |
Year built: | 2007 |
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 [3] |
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: May 2018
Good/Fair/Poor Condition: | Good |
Status: | Open, no restriction [A] |
Average daily traffic: | 7,500 [as of 2013] |
Truck traffic: | 12% 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: | Meets minimum tolerable limits to be left in place as is [4] |
Underclearances appraisal: | Meets minimum tolerable limits to be left in place as is [4] |
Roadway alignment appraisal: | Equal to present desirable criteria [8] |
Pier/abutment protection: | Navigation protection not required [1] |
Scour condition: | Bridge not over waterway. [N] |
Sufficiency rating: | 95.3 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
May 2018 | Good | Good | Very Good | Good | 7500 | 95.3 |
May 2016 | Good | Good | Good | Good | 7500 | 95.3 |