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FM over MILL CREEK

Map

Coordinates:
+41.94446, -91.01993
41°56'40" N, 91°01'12" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:FM over MILL CREEK
Structure number:000000000104520
Location:082020104
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:55.1 ft. [16.8 m]
Total length:57.1 ft. [17.4 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:26.2 ft. [8.0 m]
Owner:County Highway Agency [02]
Year built:1956
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Main span material:Prestressed concrete [5]
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: May 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:400 [as of 2017]
Truck traffic:12% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:30.3
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017PoorFairSatisfactoryPoor40030.3
June 2015PoorFairSatisfactoryPoor47028.8
May 2013FairSatisfactorySatisfactoryFair40047.1
May 2011FairSatisfactoryGoodFair54049.3
May 2009FairSatisfactoryGoodFair54048.9
July 2007FairSatisfactoryGoodFair54049.3
June 2005FairSatisfactoryGoodSatisfactory40061.8
July 2003FairSatisfactoryGoodSatisfactory40061.7
June 2001FairSatisfactoryGoodSatisfactory53061.5
July 1999GoodGoodGoodGood53061.5
January 1997GoodGoodGoodGood33064.4
May 1995GoodGoodGoodGood33063.4
June 1993GoodGoodGoodGood35063.4
April 1991GoodGoodGoodGood35063.4