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 

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]
Evaluation:Functionally obsolete [2]
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. ratingEvaluationDeckSuper.Sub.ADT
March 201668.3Functionally obsoleteSatisfactoryVery GoodVery Good44370
March 201468.3Functionally obsoleteSatisfactoryVery GoodVery Good44370
March 201268.2Functionally obsoleteVery GoodVery GoodVery Good44370
March 201059.2Functionally obsoleteVery GoodExcellentVery Good44370
April 200859.2Functionally obsoleteVery GoodExcellentVery Good44370
March 200668.2Functionally obsoleteExcellentExcellentVery Good44370
October 200471.2Not deficientExcellentExcellentExcellent44370
March 200268.2Functionally obsoleteExcellentExcellentExcellent43913
September 200071.2Not deficientExcellentExcellentExcellent44250
20000.0Not applicable---3900
September 199871.2Not deficientExcellentExcellentExcellent40950
September 199671.2Not deficientExcellentExcellentExcellent79090
October 199469.0Not deficientExcellentExcellentExcellent25800
September 199269.0Not deficientExcellentExcellentExcellent25800
December 199170.7Not deficientExcellentExcellentExcellent25800