SD050 over I090


+43.77058, -99.31236
43°46'14" N, 99°18'44" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SD050 over I090
Structure number:000000008080112
Purpose:Carries highway over highway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:77.1 ft. [23.5 m]
Total length:268.4 ft. [81.8 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:42.7 ft. [13.0 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1964
Year reconstructed:1993
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:4
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:3,890 [as of 2017]
Truck traffic:5% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:99.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017GoodGoodVery GoodGood389099.0
July 2015GoodGoodVery GoodGood382199.0
July 2013GoodGoodVery GoodGood367199.0
August 2011GoodGoodVery GoodGood338999.0
July 2009GoodGoodVery GoodGood339599.0
July 2007GoodGoodVery GoodGood331099.0
June 2005GoodGoodVery GoodGood327599.0
January 2004FairSatisfactoryVery GoodGood25099.0
December 2001GoodGoodVery GoodGood25099.0
February 2000GoodGoodVery GoodGood25099.0
February 1998GoodGoodVery GoodGood25099.0
March 1996GoodVery GoodGoodVery Good25099.0
March 1994GoodVery GoodGoodVery Good25099.0
October 1993GoodVery GoodGoodVery Good25099.0
March 1992PoorPoorFairSatisfactory25078.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.1,8791,876300
Reinforced Concrete Decksq. ft.11,44811,25819000
Concrete Protective Coatingsq. ft.11,44811,448000
Reinforced Concrete Columneach1514100
Reinforced Concrete Abutmentlinear ft.126126000
Reinforced Concrete Pier Caplinear ft.170170000
Strip Seal Jointlinear ft.8585000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.537536100