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470TH RD over WALNUT CR

Map

Coordinates:
+40.12000, -94.50231
40°07'12" N, 94°30'08" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:470TH RD over WALNUT CR
Structure number:35023
Location:S 4 T 61 N R 32 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:51.5 ft. [15.7 m]
Total length:53.2 ft. [16.2 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:20.0 ft. [6.1 m]
Owner:County Highway Agency [02]
Year built:2014
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span 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 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5 [as of 2017]
Truck traffic:10% of total traffic
Deck condition:Excellent [9 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Excellent [9 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:84.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017GoodExcellentGoodExcellent584.5
March 2015GoodExcellentGoodExcellent596.0