NB-I480 over I-480 RMP 40


+41.22901, -95.95528
41°13'44" N, 95°57'19" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NB-I480 over I-480 RMP 40
Structure number:S480 00019R
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:111.9 ft. [34.1 m]
Total length:115.2 ft. [35.1 m]
Roadway width between curbs:62.3 ft. [19.0 m]
Deck width edge-to-edge:65.0 ft. [19.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:56°
Owner:State Highway Agency [01]
Year built:1988
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span 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: March 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:52,645 [as of 2013]
Truck traffic:5% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Equal to present desirable criteria [8]
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:80.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017FairGoodGoodSatisfactory5264580.0
March 2015GoodGoodGoodGood5264580.0
March 2013GoodVery GoodVery GoodGood5264587.8
February 2011GoodVery GoodVery GoodGood5132087.9
March 2009GoodVery GoodVery GoodVery Good5534587.5
March 2007GoodVery GoodExcellentVery Good5465087.6
February 2005GoodVery GoodExcellentVery Good4957388.1
June 2003GoodExcellentExcellentExcellent4437088.6
March 2001GoodExcellentExcellentExcellent4722588.3
July 1999GoodExcellentExcellentExcellent4255088.8
July 1997GoodExcellentExcellentExcellent4095088.9
August 1995GoodExcellentExcellentExcellent1290092.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.920092000
Steel Protective Coatingsq. ft.8,7407,82092000
Reinforced Concrete Decksq. ft.7,4527,3728000
Wearing Surfacessq. ft.7,1767,176000
Masonry Abutmentlinear ft.22310250710
Reinforced Concrete Pier Caplinear ft.223223000
Strip Seal Jointlinear ft.223223000
Compression Jointlinear ft.223223000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.230230000