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 

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. ratingEvaluationDeckSuper.Sub.ADT
November 201594.3Not deficientSatisfactorySatisfactorySatisfactory7267
November 201396.3Not deficientSatisfactorySatisfactorySatisfactory7267
November 201184.3Not deficientSatisfactoryFairSatisfactory6571
November 200995.3Not deficientSatisfactorySatisfactoryGood7096
November 200795.3Not deficientGoodSatisfactoryGood7205
November 200597.4Not deficientGoodGoodGood6789
January 200497.4Not deficientGoodGoodGood6789
January 200397.6Not deficientGoodGoodGood4500
February 200197.6Not deficientGoodGoodVery Good4500
March 199997.6Not deficientGoodGoodVery Good4000
January 199797.1Not deficientGoodGoodVery Good9000
January 199597.3Not deficientGoodGoodVery Good9000
December 199296.4Not deficientSatisfactoryGoodVery Good8000
November 199096.4Not deficientSatisfactoryGoodVery Good8000