Share:

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

Map 

Coordinates:
+33.74556, -84.39420
33°44'44" N, 84°23'39" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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 

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]
Evaluation:Functionally obsolete [2]
Sufficiency rating:89.9
Estimated cost of work:$13,382,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201589.9Functionally obsoleteGoodGoodGood82980
August 201389.9Functionally obsoleteGoodGoodGood82980
February 201286.5Functionally obsoleteGoodGoodGood152330
February 201086.5Functionally obsoleteGoodGoodGood152330
February 200886.5Functionally obsoleteGoodGoodGood152330
August 200589.6Not deficientGoodGoodGood180030
August 200388.7Not deficientGoodGoodGood199000
September 200185.0Not deficientGoodGoodGood74300
June 199983.0Not deficientGoodGoodGood74300
June 199685.0Not deficientVery GoodVery GoodVery Good74300
September 199485.0Not deficientVery GoodVery GoodVery Good74300
March 199487.8Not deficientVery GoodVery GoodVery Good45476
November 199187.8Not deficientVery GoodVery GoodVery Good45476