NB-I480 over I80/RAMP 4


+41.22167, -95.95333
41°13'18" N, 95°57'12" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NB-I480 over I80/RAMP 4
Structure number:S080 45303B
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:242.1 ft. [73.8 m]
Total length:1428.2 ft. [435.3 m]
Roadway width between curbs:46.6 ft. [14.2 m]
Deck width edge-to-edge:49.2 ft. [15.0 m]
Vertical clearance below bridge:17.1 ft. [5.2 m]
Owner:State Highway Agency [01]
Year built:1989
Year reconstructed:1992
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:9
Main spans material:Steel continuous [4]
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: March 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:44,370 [as of 2002]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:57.9 tons [52.6 metric tons]
Inventory rating:33.9 tons [30.8 metric tons]
Sufficiency rating:68.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201668.3FairSatisfactoryVery GoodVery GoodFO44370
March 201468.3FairSatisfactoryVery GoodVery GoodFO44370
March 201268.2GoodVery GoodVery GoodVery GoodFO44370
March 201059.2GoodVery GoodExcellentVery GoodFO44370
April 200859.2GoodVery GoodExcellentVery GoodFO44370
March 200668.2GoodExcellentExcellentVery GoodFO44370
October 200471.2GoodExcellentExcellentExcellent-44370
March 200268.2GoodExcellentExcellentExcellentFO43913
September 200071.2GoodExcellentExcellentExcellent-44250
September 199871.2GoodExcellentExcellentExcellent-40950
September 199671.2GoodExcellentExcellentExcellent-79090
October 199469.0GoodExcellentExcellentExcellent-25800
September 199269.0GoodExcellentExcellentExcellent-25800
December 199170.7GoodExcellentExcellentExcellent-25800

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.2,1062,0842200
Steel Protective Coatingsq. ft.12,58012,364015759
Reinforced Concrete Decksq. ft.7,7967,7147930
Reinforced Concrete Pier Walllinear ft.4040000
Reinforced Concrete Abutmentlinear ft.4848000
Steel Pier Caplinear ft.2424000
Reinforced Concrete Pier Caplinear ft.127127000
Pot Bearingeach5959000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.871871000