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IA 22 over SMALL NATURAL STREAM

This bridge is no longer in the current National Bridge Inventory database, and has likely been demolished or abandoned.

Map

Coordinates:
+41.76667, -91.25278
41°46'00" N, 91°15'10" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IA 22 over SMALL NATURAL STREAM
Structure number:000000000047151
Location:0.1 MI. W Jct. SR Y40
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:49.9 ft. [15.2 m]
Total length:49.9 ft. [15.2 m]
Roadway width between curbs:44.3 ft. [13.5 m]
Deck width edge-to-edge:47.6 ft. [14.5 m]
Owner:State Highway Agency [01]
Year built:1925
Year reconstructed:1971
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:M 13.5 / H 15 [2]
Main span material:Concrete [1]
Main span design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: April 2014

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,890 [as of 2013]
Truck traffic:15% of total traffic
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Better than present minimum criteria [7]
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:Moderate to major deterioration or disintegration, extensive cracking and leaching or spalls on concrete or masonry walls and slabs. Minor settlement or misalignment. Noticeable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection in one section, significant corrosion or deep pitting. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:77.2

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
April 2014Fair5 out of 10189077.2
April 2012Fair5 out of 10192071.1
April 2010Fair5 out of 10334067.1
April 2008Fair5 out of 10330067.3
April 2006Fair5 out of 10425066.6
August 2004-N out of 10420069.0
July 2002Good7 out of 10423067.0
December 2000Good7 out of 10510069.0
October 1998Good7 out of 10530069.0
August 1996Good7 out of 10486069.0
August 1994Good7 out of 10481083.9
September 1992Good7 out of 10467083.9
July 1990Good7 out of 10451083.9