Share:

US 30 over NORTH RACCOON RIVER

Map

Coordinates:
+42.03457, -94.47354
42°02'04" N, 94°28'25" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 30 over NORTH RACCOON RIVER
Structure number:000000000025611
Location:3.8 Mi. W of IA 4
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:102.0 ft. [31.1 m]
Total length:389.1 ft. [118.6 m]
Roadway width between curbs:45.9 ft. [14.0 m]
Deck width edge-to-edge:49.2 ft. [15.0 m]
Owner:State Highway Agency [01]
Year built:2010
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: November 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:3,290 [as of 2017]
Truck traffic:17% 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:Superior to present desirable criteria [9]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:94.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017GoodGoodGoodGood329094.7
November 2015GoodGoodGoodGood352094.7
November 2013GoodGoodGoodGood345094.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.3,0833,079400
Deck
Reinforced Concrete Decksq. ft.19,13919,139000
Substructure
Reinforced Concrete Pier Walllinear ft.9695100
Reinforced Concrete Abutmentlinear ft.9998100
Reinforced Concrete Pier Caplinear ft.140139100
Joints
Pourable Jointlinear ft.4604600
Bearings
Elastomeric Bearingeach3232000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.7786988000