I 70 ML WBND over SH 35 ML


+39.77842, -104.90342
39°46'42" N, 104°54'12" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I 70 ML WBND over SH 35 ML
Structure number:E-17-GA
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:65.6 ft. [20.0 m]
Total length:130.9 ft. [39.9 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:52.2 ft. [15.9 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Owner:State Highway Agency [01]
Year built:1964
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:3
Main spans material:Concrete continuous [2]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2015 

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:64,000 [as of 2011]
Truck traffic:8% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:52.9 tons [48.1 metric tons]
Inventory rating:31.9 tons [29.0 metric tons]
Sufficiency rating:60.0
Estimated cost of work:$1,619,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201560.0PoorPoorFairPoorSD64000
September 201360.0PoorPoorFairPoorSD64000
August 201160.0PoorPoorFairPoorSD65000
September 200960.0PoorPoorGoodPoorSD65000
September 200760.0PoorPoorGoodPoorSD62150
September 200560.0PoorPoorGoodPoorSD61088
October 200359.1PoorPoorGoodPoorSD58779
August 200176.9FairFairGoodFairFO58779
August 199976.9FairFairGoodFairFO57645
September 199789.8FairSatisfactoryGoodSatisfactoryFO51500
November 199588.8FairSatisfactoryGoodSatisfactoryFO51500
July 199377.7FairSatisfactoryGoodFairFO30600
September 199190.7FairSatisfactorySatisfactorySatisfactoryFO41500