SR-28 over I-15 (SR-15) NBL & S


+39.74861, -111.83472
39°44'55" N, 111°50'05" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR-28 over I-15 (SR-15) NBL & S
Structure number:0C 717
Purpose:Carries highway overpass over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:208.3 ft. [63.5 m]
Total length:394.0 ft. [120.1 m]
Roadway width between curbs:54.8 ft. [16.7 m]
Deck width edge-to-edge:58.4 ft. [17.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:44°
Owner:State Highway Agency [01]
Year built:1984
Year reconstructed:2006
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: March 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:5,355 [as of 2014]
Truck traffic:22% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 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:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:86.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017FairSatisfactoryGoodFair535586.7
March 2015FairSatisfactoryGoodFair509966.3
March 2013FairSatisfactoryGoodFair519886.8
March 2011FairSatisfactoryGoodSatisfactory425098.4
January 2009FairSatisfactoryGoodSatisfactory425098.4
November 2007FairSatisfactoryGoodSatisfactory441098.4
June 2005FairSatisfactoryGoodSatisfactory441098.4
February 2003FairGoodGoodSatisfactory468098.2
November 2000FairGoodGoodSatisfactory473093.1
December 1998FairGoodGoodSatisfactory473093.1
January 1997FairGoodGoodSatisfactory365593.5
May 1995FairGoodVery GoodSatisfactory365598.6
June 1993FairGoodVery GoodSatisfactory253099.1
April 1991GoodGoodVery GoodGood250099.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.2,7397841,95500
Reinforced Concrete Decksq. ft.22,78314,5838,20000
Reinforced Concrete Pier Walllinear ft.3434000
Reinforced Concrete Abutmentlinear ft.1610561050
Reinforced Concrete Pier Caplinear ft.7878000
Assembly with Sealeach161161000
Fixed Bearingeach77000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.870870000