US 31 over 1st thru 8th Ave. N


+33.51213, -86.79311
33°30'44" N, 86°47'35" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US 31 over 1st thru 8th Ave. N
Structure number:013837
Location:US 31 * 1ST * 8TH AVE N
Purpose:Carries highway overpass over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:180.1 ft. [54.9 m]
Total length:3257.0 ft. [992.7 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:46.9 ft. [14.3 m]
Vertical clearance below bridge:20.0 ft. [6.1 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1972
Year reconstructed:1986
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:22
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: June 2015 

Status:Open, no restriction [A]
Average daily traffic:36,875 [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:Better than present minimum criteria [7]
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:80.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$35,202,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201580.0Not deficientSatisfactorySatisfactorySatisfactory36875
June 201380.0Not deficientSatisfactorySatisfactorySatisfactory36875
June 201180.0Not deficientGoodGoodGood35890
June 200979.0Not deficientGoodGoodGood38490
June 200782.0Not deficientGoodGoodGood32945
June 200578.0Functionally obsoleteGoodGoodGood33040
June 200378.0Functionally obsoleteGoodGoodGood30040
May 200178.0Functionally obsoleteGoodGoodGood30040
April 199980.0Functionally obsoleteGoodGoodGood31540
February 199780.0Functionally obsoleteGoodGoodGood27240
February 199580.0Not deficientGoodGoodGood27650
December 199280.0Not deficientSatisfactoryGoodGood26335