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US 31 over 6TH AVE SO

Map

Coordinates:
+33.51099, -86.79234
33°30'40" N, 86°47'32" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 31 over 6TH AVE SO
Structure number:009597
Old structure number:00000003370111B (from 1992 edition)
Location:US 31 * 6TH 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:20.3 ft. [6.2 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:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:42.8 tons [38.9 metric tons]
Inventory rating:25.6 tons [23.3 metric tons]
Sufficiency rating:62.1
Estimated cost of work:$3,100,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201762.1FairSatisfactoryGoodSatisfactory-35335
February 201572.8FairSatisfactoryGoodSatisfactory-35335
February 201372.8FairSatisfactoryGoodSatisfactory-35410
February 201172.8FairFairSatisfactorySatisfactory-34860
February 200975.5FairGoodGoodSatisfactory-37645
February 200775.6FairGoodGoodSatisfactory-37130
February 200575.8GoodGoodGoodGood-35285
February 200375.8GoodGoodGoodGood-35000
April 200175.8GoodGoodGoodGood-35000
April 199977.3GoodGoodGoodGood-39430
January 199777.6GoodGoodGoodGood-36905
January 199578.5GoodGoodGoodVery Good-36520
December 199277.8FairSatisfactorySatisfactoryGood-33965
November 199077.9FairSatisfactorySatisfactoryGood-33095

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.1,6881,52016800
Deck
Reinforced Concrete Decksq. ft.11,626011,62600
Substructure
Reinforced Concrete Columneach88000
Reinforced Concrete Abutmentlinear ft.142014200
Joints
Open Jointlinear ft.107107000
Bearings
Movable Bearingeach2402400
Fixed Bearingeach88000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.422004220