AL9 NBL over I85 SBL
Map
Coordinates:
+32.36304, -86.2133432°21'47" N, 86°12'48" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | AL9 NBL over I85 SBL |
Structure number: | 008260 |
Old structure number: | 00000008510188D (from 1992 edition) |
Location: | E.BYPASS AND I85 INTERCHE |
Purpose: | Carries highway overpass over highway |
Route classification: | Principal Arterial - Other Freeways or Expressways (Urban) [12] |
Length of largest span: | 73.2 ft. [22.3 m] |
Total length: | 191.9 ft. [58.5 m] |
Roadway width between curbs: | 51.8 ft. [15.8 m] |
Deck width edge-to-edge: | 54.8 ft. [16.7 m] |
Vertical clearance below bridge: | 16.4 ft. [5.0 m] |
Skew angle: | 30° |
Owner: | State Highway Agency [01] |
Year built: | 1964 |
Historic significance: | Bridge is not eligible for the National Register of Historic Places [5] |
Design load: | MS 18 / HS 20 [5] |
Number of main spans: | 3 |
Main spans material: | Concrete continuous [2] |
Main spans design: | Tee beam [04] |
Deck type: | Concrete Cast-in-Place [1] |
Wearing surface: | Monolithic Concrete (concurrently placed with structural deck) [1] |
Latest Available Inspection: March 2018
Good/Fair/Poor Condition: | Fair |
Status: | Open, no restriction [A] |
Average daily traffic: | 28,770 [as of 2013] |
Truck traffic: | 3% of total traffic |
Deck condition: | Satisfactory [6 out of 9] |
Superstructure condition: | Good [7 out of 9] |
Substructure condition: | Satisfactory [6 out of 9] |
Structural appraisal: | Equal to present minimum criteria [6] |
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: | Better than present minimum criteria [7] |
Scour condition: | Bridge not over waterway. [N] |
Sufficiency rating: | 87.9 |
Estimated cost of work: | $2,805,000 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
March 2018 | Fair | Satisfactory | Good | Satisfactory | 28770 | 87.9 |
March 2016 | Fair | Satisfactory | Good | Satisfactory | 28770 | 89.1 |
March 2014 | Fair | Satisfactory | Good | Satisfactory | 28770 | 89.1 |
March 2012 | Fair | Satisfactory | Good | Satisfactory | 25790 | 87.4 |
March 2010 | Fair | Satisfactory | Good | Satisfactory | 25335 | 87.4 |
March 2008 | Fair | Satisfactory | Good | Good | 27095 | 89.3 |
February 2006 | Fair | Satisfactory | Good | Good | 27795 | 89.2 |
March 2004 | Good | Good | Good | Good | 26910 | 89.3 |
March 2002 | Good | Good | Good | Good | 26910 | 89.3 |
April 2000 | Good | Good | Good | Good | 26125 | 89.4 |
April 1998 | Good | Good | Good | Good | 24605 | 88.5 |
April 1996 | Good | Good | Good | Good | 22820 | 90.7 |
March 1994 | Good | Very Good | Very Good | Very Good | 24615 | 91.0 |
January 1992 | Good | Very Good | Very Good | Very Good | 23905 | 91.1 |
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 |
Reinforced Concrete Girder/Beam | linear ft. | 1,344 | 0 | 1,343 | 1 | 0 |
Deck |
Reinforced Concrete Top Flange | sq. ft. | 10,516 | 1,179 | 7,638 | 1,699 | 0 |
Substructure |
Reinforced Concrete Column | each | 10 | 7 | 3 | 0 | 0 |
Reinforced Concrete Abutment | linear ft. | 116 | 92 | 24 | 0 | 0 |
Reinforced Concrete Pier Cap | linear ft. | 96 | 92 | 4 | 0 | 0 |
Joints |
Open Joint | linear ft. | 110 | 110 | 0 | 0 | 0 |
Bearings |
Movable Bearing | each | 16 | 0 | 16 | 0 | 0 |
Steel Protective Coating | sq. ft. | 34 | 0 | 0 | 27 | 7 |
Fixed Bearing | each | 16 | 0 | 16 | 0 | 0 |
Steel Protective Coating | sq. ft. | 34 | 0 | 0 | 34 | 0 |
Bridge Rail |
Reinforced Concrete Bridge Rail | linear ft. | 384 | 116 | 266 | 2 | 0 |