CITYST over I-110


+30.45742, -91.17674
30°27'27" N, 91°10'36" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:CITYST over I-110
Structure number:611704509201421
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:60.0 ft. [18.3 m]
Total length:200.1 ft. [61.0 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:41.0 ft. [12.5 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1958
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:4
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: October 2014 

Status:Open, no restriction [A]
Average daily traffic:41,950 [as of 2014]
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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]
Evaluation:Functionally obsolete [2]
Sufficiency rating:78.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$897,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201478.0Functionally obsoleteFairSatisfactorySatisfactory41950
December 201278.0Functionally obsoleteFairSatisfactorySatisfactory39800
December 201178.0Functionally obsoleteFairSatisfactorySatisfactory40850
December 201078.0Functionally obsoleteFairSatisfactorySatisfactory54650
November 200879.0Functionally obsoleteSatisfactorySatisfactorySatisfactory48750
October 200676.0Functionally obsoleteGoodGoodGood39250
October 200476.0Functionally obsoleteGoodVery GoodVery Good35250
October 200272.9Functionally obsoleteGoodVery GoodVery Good35000
October 200072.9Functionally obsoleteGoodVery GoodVery Good31097
October 199872.9Functionally obsoleteGoodVery GoodVery Good30152
October 199672.9Functionally obsoleteGoodVery GoodVery Good27377
October 199470.9Functionally obsoleteGoodVery GoodVery Good34243
October 199270.9Functionally obsoleteGoodVery GoodVery Good36728
October 199070.9Functionally obsoleteGoodVery GoodVery Good36728