I0110 over CITY STREET


+30.44119, -91.17850
30°26'28" N, 91°10'43" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0110 over CITY STREET
Structure number:611704509200002
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:46.9 ft. [14.3 m]
Total length:1695.0 ft. [516.6 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:45.6 ft. [13.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1963
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:36
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: July 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,230 [as of 2016]
Truck traffic:9% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
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:75.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$6,610,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2018FairSatisfactoryGoodSatisfactory923075.9
July 2016FairSatisfactoryGoodSatisfactory8994065.8
July 2014FairSatisfactoryGoodSatisfactory5256070.5
July 2012FairSatisfactoryGoodSatisfactory5142070.6
June 2010GoodGoodGoodGood5532070.1
June 2008GoodGoodGoodGood5154070.6
June 2006GoodGoodVery GoodGood4644068.2
June 2004GoodGoodVery GoodGood4776068.1
June 2002GoodGoodVery GoodVery Good4170068.8
June 2000GoodGoodVery GoodVery Good3786369.3
June 1998GoodGoodVery GoodVery Good3795472.3
June 1996GoodGoodVery GoodVery Good3558072.6
June 1994GoodGoodVery GoodVery Good4690172.3
June 1992GoodGoodVery GoodVery Good4877572.1
June 1990GoodVery GoodVery GoodVery Good4877572.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.14,65614,656000
Steel Protective Coatingsq. ft.101,2130101,21300
Reinforced Concrete Decksq. ft.74,97470,0763,2321,6660
Reinforced Concrete Columneach137126740
Reinforced Concrete Abutmentlinear ft.97730240
Reinforced Concrete Pier Caplinear ft.1,7221,712091
Assembly without Seal Jointlinear ft.14,75614,23005260
Movable Bearingeach564564000
Steel Protective Coatingsq. ft.14,10013,1001,00000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3,2323,232000