US 31 RAMP over 7 TH AVE SO


+33.51002, -86.79115
33°30'36" N, 86°47'28" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 31 RAMP over 7 TH AVE SO
Structure number:009595
Old structure number:00000003370110D (from 1992 edition)
Location:US 31 * 7TH AVE SO
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:102.7 ft. [31.3 m]
Total length:263.8 ft. [80.4 m]
Roadway width between curbs:21.7 ft. [6.6 m]
Deck width edge-to-edge:23.0 ft. [7.0 m]
Vertical clearance below bridge:20.3 ft. [6.2 m]
Skew angle:12°
Owner:State Highway Agency [01]
Year built:1968
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:Steel continuous [4]
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: November 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:7,267 [as of 2015]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:47.9 tons [43.5 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:94.3
Estimated cost of work:$1,570,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201594.3FairSatisfactorySatisfactorySatisfactory-7267
November 201396.3FairSatisfactorySatisfactorySatisfactory-7267
November 201184.3FairSatisfactoryFairSatisfactory-6571
November 200995.3FairSatisfactorySatisfactoryGood-7096
November 200795.3FairGoodSatisfactoryGood-7205
November 200597.4GoodGoodGoodGood-6789
January 200497.4GoodGoodGoodGood-6789
January 200397.6GoodGoodGoodGood-4500
February 200197.6GoodGoodGoodVery Good-4500
March 199997.6GoodGoodGoodVery Good-4000
January 199797.1GoodGoodGoodVery Good-9000
January 199597.3GoodGoodGoodVery Good-9000
December 199296.4FairSatisfactoryGoodVery Good-8000
November 199096.4FairSatisfactoryGoodVery Good-8000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.792078660
Steel Protective Coatingsq. ft.7,5990007,599
Reinforced Concrete Decksq. ft.6,07006,06550
Reinforced Concrete Columneach44000
Reinforced Concrete Abutmentlinear ft.70561400
Reinforced Concrete Pier Caplinear ft.4343000
Compression Jointlinear ft.4600460
Movable Bearingeach90216
Fixed Bearingeach30300
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.528052710