I 70 ML EBND over SH 35 ML


+39.77829, -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 EBND over SH 35 ML
Structure number:E-17-GB
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:66.3 ft. [20.2 m]
Total length:130.6 ft. [39.8 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 

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]
Evaluation:Structurally deficient [1]
Sufficiency rating:60.0
Estimated cost of work:$1,619,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201560.0Structurally deficientPoorFairPoor64000
September 201360.0Structurally deficientPoorFairPoor64000
August 201160.0Structurally deficientPoorFairPoor65000
September 200960.0Structurally deficientPoorFairPoor65000
September 200760.0Structurally deficientPoorFairPoor62150
September 200560.0Structurally deficientPoorFairPoor61088
October 200359.1Structurally deficientPoorGoodPoor58779
August 200176.9Functionally obsoleteFairGoodFair58779
August 199976.9Functionally obsoleteFairGoodFair57645
September 199788.8Functionally obsoleteFairGoodSatisfactory51500
November 199585.8Functionally obsoleteFairGoodSatisfactory51500
July 199377.7Functionally obsoleteSatisfactoryGoodFair30600
September 199190.7Functionally obsoleteSatisfactoryGoodSatisfactory41500