I 494 WB over TH 61 NB ON RAMP


+44.88694, -93.00333
44°53'13" N, 93°00'12" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I 494 WB over TH 61 NB ON RAMP
Structure number:82864
Location:AT THE JCT TH 494; 61
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:128.0 ft. [39.0 m]
Total length:132.2 ft. [40.3 m]
Roadway width between curbs:63.0 ft. [19.2 m]
Deck width edge-to-edge:65.9 ft. [20.1 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:19°
Owner:State Highway Agency [01]
Year built:2003
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Main span material:Prestressed concrete [5]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: August 2015 

Status:Open, no restriction [A]
Average daily traffic:43,500 [as of 2004]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Excellent [9 out of 9]
Substructure condition:Excellent [9 out of 9]
Structural appraisal:Superior to present desirable criteria [9]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:79.5 tons [72.3 metric tons]
Inventory rating:51.0 tons [46.4 metric tons]
Sufficiency rating:83.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201583.0Not deficientGoodExcellentExcellent43500
October 201383.0Not deficientGoodExcellentExcellent43500
November 201183.0Not deficientGoodExcellentExcellent43500
November 200983.0Not deficientGoodExcellentExcellent43500
October 200785.0Not deficientExcellentExcellentExcellent43500
August 200685.0Not deficientExcellentExcellentExcellent43500
August 200584.0Not deficientExcellentExcellentExcellent43500
October 200485.0Not deficientExcellentExcellentExcellent28500
May 200385.0Not deficientExcellentExcellentExcellent28500