I-15 (SR-15) NBL over SR-21 BEAVER CENTER ST.


+38.27398, -112.65018
38°16'26" N, 112°39'01" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-15 (SR-15) NBL over SR-21 BEAVER CENTER ST.
Structure number:1D 767
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:40.4 ft. [12.3 m]
Total length:105.3 ft. [32.1 m]
Roadway width between curbs:37.7 ft. [11.5 m]
Deck width edge-to-edge:41.0 ft. [12.5 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1970
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: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: February 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:17,230 [as of 2014]
Truck traffic:44% of total traffic
Deck condition:Good [7 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:79.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2017FairGoodGoodFair1723079.1
February 2015FairGoodGoodSatisfactory792085.7
February 2013FairGoodGoodSatisfactory784280.7
February 2011FairGoodGoodSatisfactory830580.7
March 2009FairGoodGoodSatisfactory830580.7
March 2007FairGoodGoodSatisfactory714494.7
March 2005FairGoodGoodSatisfactory714494.7
March 2003FairGoodGoodSatisfactory605394.7
March 2001FairGoodGoodSatisfactory605395.6
February 2001FairGoodGoodSatisfactory562389.7
February 1999GoodGoodGoodGood562389.7
February 1997GoodGoodGoodGood431387.8
March 1995GoodGoodGoodGood431392.7
February 1993GoodGoodGoodGood368592.7
March 1991GoodGoodGoodVery Good337591.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.512501920
Reinforced Concrete Decksq. ft.4,3254,125501500
Reinforced Concrete Columneach62202
Reinforced Concrete Abutmentlinear ft.8279300
Reinforced Concrete Pier Caplinear ft.7373000
Bridge Rail
Other Material Bridge Raillinear ft.246002460