US 31 over 7 TH AVE SO


+33.50982, -86.79156
33°30'35" N, 86°47'30" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 31 over 7 TH AVE SO
Structure number:009593
Location:US 31 * 7 TH AVE SO
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:80.1 ft. [24.4 m]
Total length:211.0 ft. [64.3 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:18.4 ft. [5.6 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:36,335 [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: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:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:49.4 tons [44.9 metric tons]
Inventory rating:29.6 tons [26.9 metric tons]
Sufficiency rating:69.3
Estimated cost of work:$3,100,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201769.3FairSatisfactorySatisfactorySatisfactory-36335
February 201574.7FairSatisfactorySatisfactoryGood-36335
February 201375.0FairSatisfactorySatisfactoryGood-33830
February 201163.4FairGoodFairGood-32855
February 200963.0FairGoodFairGood-35480
February 200765.0FairGoodFairGood-35755
January 200565.3FairGoodFairGood-33945
January 200365.3FairGoodFairGood-33720
February 200166.1FairGoodFairGood-42305
March 199978.4FairSatisfactorySatisfactoryGood-39095
January 199778.7FairSatisfactorySatisfactoryGood-36905
January 199579.6FairSatisfactoryGoodVery Good-36520
December 199277.8FairFairSatisfactoryVery Good-33965

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Girder/Beamlinear ft.1,6881,682024
Reinforced Concrete Decksq. ft.11,626011,606200
Reinforced Concrete Columneach86200
Reinforced Concrete Abutmentlinear ft.142141010
Reinforced Concrete Pier Caplinear ft.107103400
Open Jointlinear ft.110001100
Movable Bearingeach2402400
Fixed Bearingeach80800
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.42201223000