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I-285 over I-285 RAMP TO I-75 NBL

Map

Coordinates:
+33.63285, -84.39910
33°37'58" N, 84°23'57" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-285 over I-285 RAMP TO I-75 NBL
Structure number:000000006301030
Location:1 MI SE OF ATL AIRPORT
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:66.9 ft. [20.4 m]
Total length:191.9 ft. [58.5 m]
Roadway width between curbs:125.3 ft. [38.2 m]
Deck width edge-to-edge:131.2 ft. [40.0 m]
Vertical clearance below bridge:17.4 ft. [5.3 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1985
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:3
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: June 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:78,270 [as of 2012]
Truck traffic:1% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 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:50.5 tons [45.9 metric tons]
Inventory rating:28.7 tons [26.1 metric tons]
Sufficiency rating:84.8

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201584.8GoodGoodVery GoodGood-78270
June 201384.8GoodGoodVery GoodGood-78270
June 201179.0GoodGoodVery GoodGood-128170
June 200979.0GoodGoodVery GoodGood-128170
June 200778.8GoodGoodVery GoodGood-133440
June 200578.4GoodGoodVery GoodGood-140820
August 200379.5GoodGoodVery GoodGood-142000
September 200181.6GoodGoodVery GoodGood-139100
July 199990.9GoodVery GoodVery GoodGood-20330
August 199793.0GoodGoodGoodGoodFO20330
May 199594.4GoodGoodGoodGood-20330
July 199394.4GoodGoodGoodGood-20330
October 199194.4GoodGoodGoodGood-20330

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.3,4563,456000
Deck
Reinforced Concrete Decksq. ft.25,17225,172000
Substructure
Reinforced Concrete Columneach1212000
Reinforced Concrete Abutmentlinear ft.344344000
Reinforced Concrete Pier Caplinear ft.342342000
Joints
Pourable Jointlinear ft.7046740300
Bearings
Elastomeric Bearingeach108108000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.384384000