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 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:35,335 [as of 2017]
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:$3,135,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201774.9FairSatisfactorySatisfactoryGood-35335
February 201574.9FairSatisfactorySatisfactoryGood-35335
February 201374.9FairSatisfactorySatisfactorySatisfactory-35410
February 201175.9FairSatisfactorySatisfactoryGood-34860
February 200975.6GoodGoodGoodGood-37645
February 200776.7GoodGoodGoodGood-37130
March 200576.9GoodGoodGoodGood-35285
March 200376.9GoodGoodGoodGood-35000
April 200176.9GoodGoodGoodGood-35000
April 199978.4GoodGoodGoodGood-39430
January 199778.7GoodGoodGoodGood-36905
January 199579.6GoodGoodGoodGood-36520
December 199278.8GoodGoodGoodVery Good-33965
November 199078.9FairSatisfactoryGoodGood-33095

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Girder/Beamlinear ft.1,7031,703000
Reinforced Concrete Decksq. ft.11,711010,1871,5222
Reinforced Concrete Columneach88000
Reinforced Concrete Abutmentlinear ft.146014600
Reinforced Concrete Pier Caplinear ft.107107000
Open Jointlinear ft.114011400
Movable Bearingeach2408160
Fixed Bearingeach88000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4100393170