I 20 over I 55 TO TERRY ROAD


+32.27659, -90.20890
32°16'36" N, 90°12'32" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 20 over I 55 TO TERRY ROAD
Structure number:11000200250449A
Location:3.7 MI E SR 18
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:115.2 ft. [35.1 m]
Total length:300.9 ft. [91.7 m]
Roadway width between curbs:55.4 ft. [16.9 m]
Deck width edge-to-edge:59.4 ft. [18.1 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1966
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:Concrete continuous [2]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: August 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:26,000 [as of 2014]
Truck traffic:13% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
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]
Sufficiency rating:72.9
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$371,000,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2016GoodVery GoodVery GoodVery Good2600072.9
August 2014GoodVery GoodVery GoodVery Good3800074.7
August 2012GoodVery GoodVery GoodVery Good3800074.7
July 2010GoodVery GoodVery GoodVery Good3650074.8
June 2008GoodVery GoodVery GoodVery Good6250073.3
June 2006GoodVery GoodVery GoodVery Good4900077.1
October 2004GoodVery GoodVery GoodVery Good4850077.1
August 2002GoodVery GoodVery GoodVery Good4000074.5
September 2000GoodVery GoodVery GoodVery Good3100073.1
September 1998GoodVery GoodVery GoodVery Good3100073.1
November 1996GoodVery GoodVery GoodVery Good3100073.1
February 1995GoodVery GoodVery GoodVery Good3550073.5
April 1991GoodVery GoodVery GoodVery Good3050074.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Reinforced Concrete Closed Web/Box Girderlinear ft.3022921000
Reinforced Concrete Top Flangesq. ft.17,86417,864000
Wearing Surfacessq. ft.17,86415,464002,400
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.128128000
Assembly without Seal Jointlinear ft.121480073
Movable Bearingeach1818000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.600600000
Steel Protective Coatingsq. ft.600600000
Reinforced Concrete Bridge Raillinear ft.600600000