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325TH ST over SMALL STREAM

Map

Coordinates:
+41.88487, -93.38205
41°53'06" N, 93°22'55" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:325TH ST over SMALL STREAM
Structure number:000000000313850
Location:082222605
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:24.9 ft. [7.6 m]
Total length:44.9 ft. [13.7 m]
Roadway width between curbs:16.7 ft. [5.1 m]
Deck width edge-to-edge:18.0 ft. [5.5 m]
Owner:County Highway Agency [02]
Year built:1905
Year reconstructed:1920
Historic significance:Bridge is on the National Register of Historic Places [1]
Main span material:Concrete [1]
Main span design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Poor
Status:Posted for other load-capacity restriction [R]
Average daily traffic:35 [as of 2015]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
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]
Culvert condition:Large spalls, heavy scaling, wide cracks, considerable efflorescence or opened construction joint permitting loss of backfill. Considerable settlement or misalignment. Considerable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection throughout, extensive corrosion or deep pitting. [4]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:41.6
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
January 2017Poor4 out of 103541.6
January 2015Poor4 out of 103541.6
January 2013Poor4 out of 103539.1
February 2011-N out of 103572.0
February 2009Poor3 out of 103535.0
January 2007-N out of 106072.3
November 2004-N out of 106072.0
January 2003-N out of 106074.5
February 2001-N out of 106072.0
February 1999Poor4 out of 104050.0
October 1996Poor4 out of 104050.0
January 1995Poor4 out of 104050.6
October 1992Poor4 out of 104050.2
March 1991Poor4 out of 104050.2