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COUNTY RD 409 over CLEAR CR

Map

Coordinates:
+39.75158, -91.42878
39°45'06" N, 91°25'44" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY RD 409 over CLEAR CR
Structure number:20230
Location:S 11 T 57 N R 5 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:15.1 ft. [4.6 m]
Total length:33.1 ft. [10.1 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:29.9 ft. [9.1 m]
Owner:County Highway Agency [02]
Year built:1988
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:150 [as of 2017]
Truck traffic:10% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present minimum criteria [6]
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]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:99.9

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
February 2017Good7 out of 1015099.9
February 2015Good7 out of 1015099.9
February 2013Good7 out of 1015099.9
March 2011Good7 out of 1015099.9
February 2009Good7 out of 1015099.9
February 2007Good7 out of 1015099.9
February 2005Good7 out of 1015099.9
March 2003Good7 out of 1015099.9
March 2001Good7 out of 1015099.9