US 31 over US 78 * 3RD AVE SO


+33.51392, -86.79434
33°30'50" N, 86°47'40" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US 31 over US 78 * 3RD AVE SO
Structure number:009970
Old structure number:00000003370114B (from 1992 edition)
Location:US 31 * 3RD AVE SO
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:78.1 ft. [23.8 m]
Total length:205.1 ft. [62.5 m]
Roadway width between curbs:53.5 ft. [16.3 m]
Deck width edge-to-edge:55.1 ft. [16.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1969
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: February 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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:70.6 tons [64.2 metric tons]
Inventory rating:41.8 tons [38.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:69.4
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,029,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201569.4Functionally obsoleteSatisfactorySatisfactorySatisfactory36875
February 201371.4Functionally obsoleteSatisfactorySatisfactorySatisfactory36950
February 201171.5Functionally obsoleteSatisfactorySatisfactorySatisfactory35890
February 200971.2Functionally obsoleteSatisfactorySatisfactoryGood38490
February 200772.3Functionally obsoleteSatisfactorySatisfactoryGood37455
February 200576.8Not deficientGoodSatisfactoryGood35670
February 200376.9Not deficientGoodSatisfactoryGood35000
April 200176.9Not deficientGoodSatisfactoryGood35000
April 199978.4Not deficientGoodGoodGood39430
January 199778.7Not deficientGoodGoodGood36905
January 199579.6Not deficientGoodGoodGood36520
December 199278.8Not deficientSatisfactoryGoodVery Good33965
November 199078.9Not deficientGoodGoodGood33095