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250 TH ST over DAWSON BR OF GRAND

Map

Coordinates:
+40.35852, -94.34819
40°21'31" N, 94°20'53" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:250 TH ST over DAWSON BR OF GRAND
Structure number:31683
Location:S 13 T 64 N R 31 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:38.1 ft. [11.6 m]
Total length:40.4 ft. [12.3 m]
Roadway width between curbs:18.0 ft. [5.5 m]
Deck width edge-to-edge:18.0 ft. [5.5 m]
Owner:County Highway Agency [02]
Year built:2005
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: January 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:Very Good [8 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:85.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2017GoodVery GoodGoodGood585.5
January 2015GoodVery GoodGoodGood585.5
February 2013GoodVery GoodGoodVery Good585.5
February 2011GoodVery GoodGoodVery Good585.5
December 2008GoodExcellentGoodExcellent585.5
March 2007GoodExcellentGoodExcellent585.5