Route 29 NBL over James River & CSX Rwy.
Map
Coordinates:
+37.39458, -79.0887537°23'40" N, 79°05'19" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | Route 29 NBL over James River & CSX Rwy. |
Structure number: | 000000000025697 |
Location: | .00-Amherst /0.00Campbell |
Purpose: | Carries highway over railroad and waterway |
Route classification: | Principal Arterial - Other Freeways or Expressways (Urban) [12] |
Length of largest span: | 171.9 ft. [52.4 m] |
Total length: | 2390.2 ft. [728.5 m] |
Roadway width between curbs: | 38.1 ft. [11.6 m] |
Deck width edge-to-edge: | 40.0 ft. [12.2 m] |
Vertical clearance below bridge: | 62.3 ft. [19.0 m] |
Owner: | State Highway Agency [01] |
Year built: | 2001 |
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: | 14 |
Main spans material: | Steel continuous [4] |
Main spans design: | Stringer/Multi-beam or girder [02] |
Deck type: | Concrete Cast-in-Place [1] |
Wearing surface: | Epoxy Overlay [5] |
Latest Available Inspection: November 2018
Good/Fair/Poor Condition: | Good |
Status: | Open, no restriction [A] |
Average daily traffic: | 9,000 [as of 2017] |
Truck traffic: | 11% 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: | Equal to present minimum criteria [6] |
Water adequacy appraisal: | Superior to present desirable criteria [9] |
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 assessed or calculated scour condition. [5] |
Sufficiency rating: | 99.2 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
November 2018 | Good | Good | Good | Good | 9000 | 99.2 |
November 2016 | Good | Good | Good | Good | 8022 | 99.3 |
November 2014 | Fair | Satisfactory | Good | Good | 8000 | 97.3 |
November 2012 | Fair | Satisfactory | Good | Good | 17000 | 96.4 |
November 2010 | Fair | Satisfactory | Good | Good | 7577 | 97.3 |
November 2008 | Fair | Satisfactory | Good | Good | 7577 | 97.3 |
November 2006 | Good | Good | Good | Good | 14244 | 96.7 |
November 2004 | Good | Very Good | Very Good | Very Good | - | 98.0 |
Element Data
Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Element | Units | Quantity | 1-Good | 2-Fair | 3-Poor | 4-Serious |
---|
Superstructure |
Steel Girder/Beam | linear ft. | 9,560 | 9,560 | 0 | 0 | 0 |
Steel Protective Coating | sq. ft. | 157,740 | 157,700 | 0 | 40 | 0 |
Deck |
Reinforced Concrete Deck | sq. ft. | 95,675 | 95,255 | 420 | 0 | 0 |
Wearing Surfaces | sq. ft. | 90,967 | 90,967 | 0 | 0 | 0 |
Substructure |
Reinforced Concrete Pier Wall | linear ft. | 137 | 137 | 0 | 0 | 0 |
Reinforced Concrete Abutment | linear ft. | 162 | 142 | 20 | 0 | 0 |
Reinforced Concrete Pile Cap/Footing | linear ft. | 60 | 60 | 0 | 0 | 0 |
Reinforced Concrete Pier Cap | linear ft. | 514 | 420 | 94 | 0 | 0 |
Joints |
Assembly without Seal Joint | linear ft. | 120 | 120 | 0 | 0 | 0 |
Bearings |
Elastomeric Bearing | each | 52 | 46 | 4 | 2 | 0 |
Steel Protective Coating | sq. ft. | 208 | 208 | 0 | 0 | 0 |
Fixed Bearing | each | 16 | 16 | 0 | 0 | 0 |
Steel Protective Coating | sq. ft. | 64 | 64 | 0 | 0 | 0 |
Bridge Rail |
Reinforced Concrete Bridge Rail | linear ft. | 4,781 | 4,777 | 4 | 0 | 0 |