US 31 * 4 TH AVE over 4 TH AVE SO * US 78


+33.51302, -86.79371
33°30'47" N, 86°47'37" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US 31 * 4 TH AVE over 4 TH AVE SO * US 78
Structure number:009601
Old structure number:00000003370113B (from 1992 edition)
Location:US 31 * 4TH 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:57.1 ft. [17.4 m]
Vertical clearance below bridge:17.7 ft. [5.4 m]
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: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:35,335 [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:Good [7 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:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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]
Sufficiency rating:74.9
Estimated cost of work:$3,139,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201574.9Not deficientSatisfactorySatisfactoryGood35335
February 201374.9Not deficientSatisfactorySatisfactorySatisfactory35410
February 201175.9Not deficientSatisfactorySatisfactoryGood34860
February 200975.6Not deficientGoodGoodGood37645
February 200776.7Not deficientGoodGoodGood37130
March 200576.9Not deficientGoodGoodGood35285
March 200376.9Not deficientGoodGoodGood35000
April 200176.9Not deficientGoodGoodGood35000
April 199978.4Not deficientGoodGoodGood39430
January 199778.7Not deficientGoodGoodGood36905
January 199579.6Not deficientGoodGoodGood36520
December 199278.8Not deficientGoodGoodVery Good33965
November 199078.9Not deficientSatisfactoryGoodGood33095