US 30 EB over OAKS AVE


+42.00326, -92.96147
42°00'12" N, 92°57'41" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 30 EB over OAKS AVE
Structure number:000000000601880
Location:2.5 MI. W OF JCT. IA. #14
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:97.1 ft. [29.6 m]
Total length:191.0 ft. [58.2 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:43.3 ft. [13.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1996
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:3
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: October 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:4,350 [as of 2017]
Truck traffic:19% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:98.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017GoodVery GoodVery GoodVery Good435098.6
October 2015GoodVery GoodVery GoodVery Good405098.6
October 2013GoodExcellentExcellentExcellent395098.6
October 2011GoodExcellentExcellentExcellent320099.0
October 2009GoodExcellentExcellentExcellent3050100.0
October 2007GoodExcellentExcellentExcellent3100100.0
September 2005GoodExcellentExcellentExcellent4300100.0
June 2003GoodExcellentExcellentExcellent4150100.0
November 2001GoodExcellentExcellentExcellent4000100.0
December 1999GoodExcellentExcellentExcellent295098.0
December 1997GoodExcellentExcellentExcellent285098.0
July 1996GoodExcellentExcellentExcellent-94.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.1,1281,128000
Reinforced Concrete Decksq. ft.8,2528,252000
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.8784300
Reinforced Concrete Pier Caplinear ft.8484000
Pourable Jointlinear ft.8181000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.382382000