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


+38.27417, -112.65056
38°16'27" N, 112°39'02" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-15 (SR-15) SBL over SR-21 BEAVER CENTER ST.
Structure number:3D 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:41.3 ft. [12.6 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:Good
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:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:94.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2017GoodGoodGoodGood1723094.2
February 2015GoodGoodGoodGood792085.7
February 2013GoodGoodGoodGood784279.7
February 2011GoodGoodGoodGood830579.7
March 2009GoodGoodGoodGood830593.6
March 2007GoodGoodGoodGood714493.7
March 2005GoodGoodGoodGood714493.7
March 2003GoodGoodGoodGood605393.7
March 2001GoodGoodGoodVery Good605395.6
February 2001GoodGoodGoodVery Good562389.7
February 1999GoodGoodGoodVery Good562389.7
February 1997GoodGoodGoodVery Good431388.8
March 1995GoodGoodGoodVery Good431391.7
February 1993GoodGoodGoodVery Good368591.7
March 1991GoodVery GoodVery GoodVery Good337591.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.5134961430
Reinforced Concrete Decksq. ft.4,3254,2616310
Reinforced Concrete Columneach61410
Reinforced Concrete Abutmentlinear ft.8280200
Reinforced Concrete Pier Caplinear ft.7373000
Bridge Rail
Other Material Bridge Raillinear ft.2460176700