DEERING ROAD over I-75 + I-85 RAMP


+33.79738, -84.39542
33°47'51" N, 84°23'44" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:DEERING ROAD over I-75 + I-85 RAMP
Structure number:000000012104050
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Collector (Urban) [17]
Length of largest span:131.9 ft. [40.2 m]
Total length:291.0 ft. [88.7 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:42.3 ft. [12.9 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:3
Main spans material:Steel [3]
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: May 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:8,870 [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:Better than present minimum criteria [7]
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:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.4 tons [54.0 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:77.9
Estimated cost of work:$1,705,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201577.9GoodGoodGoodGood-8870
May 201376.9GoodGoodVery GoodGood-8870
June 201180.1GoodGoodVery GoodGood-7880
September 200980.1GoodGoodVery GoodGood-7880
September 200780.2GoodGoodVery GoodGood-7740
July 200580.4GoodGoodVery GoodGood-6580
July 200381.5GoodGoodVery GoodGood-6400
July 200180.3GoodGoodVery GoodGood-11370
August 199980.3GoodGoodVery GoodGood-11370
July 199680.5GoodVery GoodVery GoodVery Good-10460
August 199480.1GoodVery GoodVery GoodVery Good-10460
October 199280.3GoodGoodVery GoodVery Good-9700
September 199080.4GoodGoodVery GoodVery Good-9250

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.1,7461,746000
Steel Protective Coatingsq. ft.17,09417,094000
Reinforced Concrete Decksq. ft.12,22212,222000
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.8484000
Reinforced Concrete Pier Caplinear ft.8484000
Strip Seal Jointlinear ft.4204200
Compression Jointlinear ft.126012600
Movable Bearingeach1818000
Steel Protective Coatingsq. ft.1818000
Fixed Bearingeach1818000
Steel Protective Coatingsq. ft.1818000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.582582000