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I480/US75 over N38

Map

Coordinates:
+41.23908, -95.95388
41°14'21" N, 95°57'14" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I480/US75 over N38
Structure number:S480 00088L
Location:N38 INTRCHG
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:60.0 ft. [18.3 m]
Total length:173.9 ft. [53.0 m]
Roadway width between curbs:69.2 ft. [21.1 m]
Deck width edge-to-edge:71.9 ft. [21.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed:1991
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:4
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: March 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:52,500 [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: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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:95.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017GoodGoodGoodGood5250095.3
March 2015GoodGoodGoodGood5250095.3
March 2013GoodGoodGoodGood5250095.3
February 2011GoodGoodGoodGood4926595.2
March 2009GoodGoodGoodGood5579895.2
March 2007GoodGoodGoodGood5155096.0
March 2005GoodGoodGoodGood4876096.0
June 2003GoodGoodVery GoodGood4214596.0
March 2001GoodGoodVery GoodGood4496596.0
July 1999GoodGoodVery GoodGood4317596.0
July 1997GoodVery GoodVery GoodGood4157596.0
July 1995GoodVery GoodVery GoodVery Good3998596.0
July 1993GoodVery GoodVery GoodExcellent3845095.0
December 1991FairSatisfactorySatisfactoryGood3690076.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Columneach1817010
Reinforced Concrete Abutmentlinear ft.1401182200
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3483084000
Deck
Reinforced Concrete Slabsq. ft.15,09514,91318020
Wearing Surfacessq. ft.14,66010,48404,1760