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307 TH ST over TRIB OF GRAND RVR

Map

Coordinates:
+40.27497, -94.36956
40°16'30" N, 94°22'10" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:307 TH ST over TRIB OF GRAND RVR
Structure number:32484
Location:S 11 T 63 N R 31 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:23.3 ft. [7.1 m]
Total length:25.6 ft. [7.8 m]
Roadway width between curbs:20.3 ft. [6.2 m]
Deck width edge-to-edge:20.3 ft. [6.2 m]
Skew angle:10°
Owner:County Highway Agency [02]
Year built:2008
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]

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:Excellent [9 out of 9]
Superstructure condition:Excellent [9 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: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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:83.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2017GoodExcellentExcellentExcellent583.8
January 2015GoodExcellentExcellentExcellent583.8
February 2013GoodExcellentVery GoodExcellent583.8
February 2011GoodExcellentExcellentExcellent583.8
December 2008GoodExcellentExcellentExcellent583.8