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I-20 WBL over 3I75RMP-2I20RMP-3MRT-2MR

Map

Coordinates:
+33.74556, -84.39420
33°44'44" N, 84°23'39" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-20 WBL over 3I75RMP-2I20RMP-3MRT-2MR
Structure number:000000012106520
Location:I-20 =I-75 INTERCHANGE
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:225.1 ft. [68.6 m]
Total length:1794.1 ft. [546.8 m]
Roadway width between curbs:54.8 ft. [16.7 m]
Deck width edge-to-edge:57.7 ft. [17.6 m]
Vertical clearance below bridge:42.3 ft. [12.9 m]
Skew angle:25°
Owner:State Highway Agency [01]
Year built:1988
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:10
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box Beam or girders - Single or Spread [06]
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:82,980 [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:Equal to present minimum criteria [6]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
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:35.6 tons [32.4 metric tons]
Sufficiency rating:89.9
Estimated cost of work:$13,382,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201589.9GoodGoodGoodGoodFO82980
August 201389.9GoodGoodGoodGoodFO82980
February 201286.5GoodGoodGoodGoodFO152330
February 201086.5GoodGoodGoodGoodFO152330
February 200886.5GoodGoodGoodGoodFO152330
August 200589.6GoodGoodGoodGood-180030
August 200388.7GoodGoodGoodGood-199000
September 200185.0GoodGoodGoodGood-74300
June 199983.0GoodGoodGoodGood-74300
June 199685.0GoodVery GoodVery GoodVery Good-74300
September 199485.0GoodVery GoodVery GoodVery Good-74300
March 199487.8GoodVery GoodVery GoodVery Good-45476
November 199187.8GoodVery GoodVery GoodVery Good-45476

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.1,7941,794000
Deck
Reinforced Concrete Decksq. ft.104,060104,056400
Substructure
Reinforced Concrete Pier Walllinear ft.306305010
Reinforced Concrete Abutmentlinear ft.116116000
Joints
Pourable Jointlinear ft.5800580
Open Jointlinear ft.2902740160
Bearings
Pot Bearingeach3030000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3,5883,588000