20TH STREET over I 25 ML


+39.76091, -105.00434
39°45'39" N, 105°00'16" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:20TH STREET over I 25 ML
Structure number:E-16-OO
Location:20TH STREET OVER I25
Purpose:Carries highway overpass over highway
Route classification:Collector (Urban) [17]
Length of largest span:141.7 ft. [43.2 m]
Total length:280.5 ft. [85.5 m]
Roadway width between curbs:58.1 ft. [17.7 m]
Deck width edge-to-edge:82.4 ft. [25.1 m]
Vertical clearance below bridge:17.4 ft. [5.3 m]
Skew angle:13°
Owner:State Highway Agency [01]
Year built:1994
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:2
Main spans material:Steel continuous [4]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: April 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:17,619 [as of 2013]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:62.9 tons [57.2 metric tons]
Inventory rating:47.0 tons [42.7 metric tons]
Sufficiency rating:94.1

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201694.1FairSatisfactorySatisfactoryGoodFO17619
March 201494.1FairSatisfactoryGoodGoodFO17619
May 201297.9FairSatisfactoryGoodGood-23000
March 201097.9FairSatisfactoryGoodGood-23000
April 200897.9FairSatisfactoryGoodGood-23000
February 200697.2FairSatisfactoryGoodGood-17745
April 200497.2GoodGoodGoodGood-17745
March 200296.3GoodGoodGoodGood-17745
March 200096.4GoodGoodGoodGood-16900
April 199896.4GoodGoodGoodGood-16900
January 199696.9GoodVery GoodGoodGood-14900
March 199483.0GoodVery GoodVery GoodVery Good-159900