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520 TH ROAD over BR OF MID FK OF GR

Map

Coordinates:
+40.28715, -94.40679
40°17'14" N, 94°24'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:520 TH ROAD over BR OF MID FK OF GR
Structure number:29837
Location:S 4 T 63 N R 31 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:43.0 ft. [13.1 m]
Total length:44.9 ft. [13.7 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:2002
Historic significance:Bridge is not eligible for the National Register of Historic Places [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: February 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:15 [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:Very Good [8 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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 the assessed or calculated scour condition. [8]
Sufficiency rating:82.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2017GoodVery GoodGoodVery Good1582.4
February 2015GoodVery GoodGoodVery Good1582.4
February 2013GoodVery GoodVery GoodVery Good1582.4
February 2011GoodVery GoodVery GoodVery Good1581.0
December 2008GoodExcellentVery GoodExcellent1581.0
February 2007GoodExcellentVery GoodExcellent1581.0
December 2004GoodExcellentVery GoodExcellent1581.0
March 2003GoodExcellentVery GoodExcellent1581.0