CO RD S-56 over US 18


+43.11180, -93.12246
43°06'42" N, 93°07'21" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CO RD S-56 over US 18
Structure number:000000000606575
Location:At Jct. S.R. S56
Purpose:Carries highway overpass over highway
Route classification:Major Collector (Rural) [07]
Length of largest span:117.1 ft. [35.7 m]
Total length:233.9 ft. [71.3 m]
Roadway width between curbs:43.0 ft. [13.1 m]
Deck width edge-to-edge:46.6 ft. [14.2 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1998
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:Prestressed concrete [5]
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: August 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,630 [as of 2017]
Truck traffic:19% 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:Better than present minimum criteria [7]
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:96.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018GoodGoodVery GoodGood163096.8
August 2016GoodGoodVery GoodGood176096.7
August 2014GoodGoodVery GoodGood176097.8
August 2012GoodGoodVery GoodGood200098.0
August 2010GoodVery GoodVery GoodVery Good200098.0
August 2008GoodVery GoodVery GoodVery Good160098.0
September 2006GoodVery GoodVery GoodVery Good160098.0
October 2004GoodVery GoodVery GoodGood255098.0
September 2002GoodExcellentExcellentExcellent255098.0
February 2000----89041.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.1,6221,622000
Reinforced Concrete Decksq. ft.10,15010,145500
Reinforced Concrete Columneach33000
Reinforced Concrete Abutmentlinear ft.9494000
Reinforced Concrete Pier Caplinear ft.4646000
Pourable Jointlinear ft.8008000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4694393000