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I459 RAMP over BLUE LAKE DRIVE

Map

Coordinates:
+33.44039, -86.72935
33°26'25" N, 86°43'46" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I459 RAMP over BLUE LAKE DRIVE
Structure number:014777
Old structure number:0000I459370198A (from 1992 edition)
Location:I459 RAMP82 TO US 280
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:107.0 ft. [32.6 m]
Total length:256.9 ft. [78.3 m]
Roadway width between curbs:56.1 ft. [17.1 m]
Deck width edge-to-edge:59.1 ft. [18.0 m]
Vertical clearance below bridge:28.5 ft. [8.7 m]
Skew angle:50°
Owner:State Highway Agency [01]
Year built:1989
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:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,607 [as of 2016]
Truck traffic:10% of total traffic
Deck condition:Good [7 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:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:65.0 tons [59.1 metric tons]
Inventory rating:39.1 tons [35.5 metric tons]
Sufficiency rating:96.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,935,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201696.0FairGoodSatisfactoryGood-9607
December 201496.0FairGoodSatisfactoryGood-9607
December 201296.0FairGoodSatisfactoryGood-9652
December 201096.0FairGoodSatisfactoryGood-9271
December 200896.0FairGoodSatisfactoryGood-9807
December 200696.0FairGoodSatisfactoryGood-9821
January 200596.0GoodGoodGoodGood-9320
January 200396.0GoodGoodGoodGood-7000
January 200196.0GoodGoodGoodGood-7000
December 199896.0GoodGoodGoodVery Good-6000
October 199696.0GoodGoodGoodGood-6000
October 199496.0GoodGoodGoodVery Good-5600
November 199295.0GoodVery GoodVery GoodVery Good-5000
October 199095.0GoodVery GoodVery GoodVery Good-4000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.2,3132,313000
Steel Protective Coatingsq. ft.19,78919,789000
Deck
Reinforced Concrete Decksq. ft.15,16315,163000
Superstructure
Steel Gusset Plateeach9292000
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.221219020
Reinforced Concrete Pier Caplinear ft.174174000
Joints
Open Jointlinear ft.184184000
Bearings
Elastomeric Bearingeach88000
Movable Bearingeach2102100
Fixed Bearingeach77000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.514514000