SR 25 over I 55


+32.33368, -90.16300
32°20'01" N, 90°09'47" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR 25 over I 55
Structure number:31000250250000A
Location:SR 25 OVER I 55
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:78.1 ft. [23.8 m]
Total length:347.1 ft. [105.8 m]
Roadway width between curbs:105.0 ft. [32.0 m]
Deck width edge-to-edge:107.9 ft. [32.9 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Owner:State Highway Agency [01]
Year built:1970
Year reconstructed:1991
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:6
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2014 

Status:Open, no restriction [A]
Average daily traffic:60,000 [as of 2012]
Truck traffic:10% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
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:42.0 tons [38.2 metric tons]
Inventory rating:25.2 tons [22.9 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:66.4
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$8,933,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201466.4Functionally obsoleteFairFairVery Good60000
July 201277.0Functionally obsoleteFairFairVery Good59000
July 201075.9Functionally obsoleteFairFairVery Good69000
May 200887.1Functionally obsoleteGoodSatisfactoryGood69000
September 200689.4Functionally obsoleteGoodSatisfactoryGood45000
July 200492.2Functionally obsoleteGoodGoodGood37000
August 200290.1Functionally obsoleteGoodGoodGood48000
August 200088.1Functionally obsoleteGoodGoodGood48000
20000.0Not applicable---49000
July 199869.8Not deficientGoodGoodGood38000
October 199670.3Not deficientGoodGoodGood34000
December 199487.2Not deficientGoodGoodGood21500
February 199387.4Not deficientGoodGoodGood19260
June 199187.6Not deficientGoodGoodVery Good16450