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4TH STREET over WALNUT CREEK

Map

Coordinates:
+40.77613, -92.94743
40°46'34" N, 92°56'51" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:4TH STREET over WALNUT CREEK
Structure number:000000000008476
Location:4TH STREET
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:24.9 ft. [7.6 m]
Total length:26.9 ft. [8.2 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:20.3 ft. [6.2 m]
Owner:City or Municipal Highway Agency [04]
Year built:1971
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: October 2017

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:289 [as of 1998]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Poor [4 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:Meets minimum tolerable limits to be left in place as is [4]
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:34.5
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017PoorSatisfactoryPoorPoor28934.5
November 2015PoorSatisfactoryPoorPoor28925.3
October 2013PoorGoodFairPoor28925.3
November 2011PoorGoodFairPoor28925.3
October 2009PoorGoodFairPoor28924.8
November 2007PoorGoodFairPoor28925.4
November 2005PoorGoodFairPoor28925.4
September 2003GoodGoodVery GoodVery Good17070.1
July 2000GoodVery GoodVery GoodExcellent18075.1