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COUNTY RD 490 over BR OF WYACONDA RVR

Map

Coordinates:
+40.22799, -91.58848
40°13'41" N, 91°35'19" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY RD 490 over BR OF WYACONDA RVR
Structure number:13739
Old structure number:04600072 056 (from 1992 edition)
Location:S 29 T 63 N R 6 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:33.1 ft. [10.1 m]
Total length:35.1 ft. [10.7 m]
Roadway width between curbs:18.0 ft. [5.5 m]
Deck width edge-to-edge:18.0 ft. [5.5 m]
Owner:County Highway Agency [02]
Year built:1995
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]

Latest Available Inspection: January 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:35 [as of 2016]
Truck traffic:10% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Better than present minimum criteria [7]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:56.4 tons [51.3 metric tons]
Inventory rating:33.7 tons [30.6 metric tons]
Sufficiency rating:94.2

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201694.2GoodVery GoodGoodGood-35
January 201494.2GoodVery GoodVery GoodVery Good-35
January 201297.2GoodVery GoodVery GoodVery Good-35
January 201097.2GoodVery GoodVery GoodVery Good-35
January 200897.2GoodVery GoodVery GoodVery Good-35
January 200697.2GoodGoodVery GoodVery Good-35
January 200497.2GoodGoodVery GoodVery Good-35
December 200197.2GoodGoodVery GoodVery Good-35
December 199997.2GoodGoodVery GoodVery Good-35
December 199797.2GoodExcellentExcellentVery Good-20
February 199697.2GoodExcellentExcellentExcellent-20