I-85 NBL over I-75 N&S H.O.V.


+33.79622, -84.39342
33°47'46" N, 84°23'36" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-85 NBL over I-75 N&S H.O.V.
Structure number:000000012105470
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:88.9 ft. [27.1 m]
Total length:306.1 ft. [93.3 m]
Roadway width between curbs:76.4 ft. [23.3 m]
Deck width edge-to-edge:79.4 ft. [24.2 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1984
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:4
Main spans material:Prestressed concrete [5]
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: August 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:166,600 [as of 2012]
Truck traffic:1% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:43.6 tons [39.6 metric tons]
Inventory rating:25.7 tons [23.4 metric tons]
Sufficiency rating:75.2
Estimated cost of work:$2,772,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201575.2GoodGoodGoodGood-166600
August 201375.2GoodGoodVery GoodGood-166600
August 201180.0GoodGoodVery GoodGood-205760
November 200980.0GoodGoodVery GoodGood-205760
October 200780.0GoodGoodVery GoodGood-206290
August 200580.0GoodGoodVery GoodGood-204630
August 200380.0GoodGoodVery GoodGood-301200
October 200180.0GoodGoodVery GoodGood-296400
August 199980.0GoodGoodVery GoodGood-184500
September 199680.0GoodVery GoodVery GoodVery Good-168000
August 199485.0GoodVery GoodVery GoodVery Good-155780
October 199285.0GoodGoodVery GoodVery Good-155780
October 199085.0GoodGoodVery GoodVery Good-144450

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Prestressed Concrete Stringerlinear ft.3,3633,363000
Reinforced Concrete Decksq. ft.24,24324,243000
Reinforced Concrete Columneach1818000
Reinforced Concrete Abutmentlinear ft.316316000
Reinforced Concrete Pier Caplinear ft.237237000
Strip Seal Jointlinear ft.158001580
Elastomeric Bearingeach8888000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.611611000