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RT M S over ROUNDTOP BR

Map

Coordinates:
+39.19798, -91.34964
39°11'53" N, 91°20'59" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:RT M S over ROUNDTOP BR
Structure number:7698
Old structure number:P 469 1 (from 1992 edition)
Location:S 15 T 51 N R 4 W
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:8.9 ft. [2.7 m]
Total length:21.7 ft. [6.6 m]
Roadway width between curbs:21.0 ft. [6.4 m]
Deck width edge-to-edge:23.0 ft. [7.0 m]
Skew angle:30°
Owner:State Highway Agency [01]
Year built:1954
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 9 / H 10 [1]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: December 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:74 [as of 2017]
Truck traffic:39% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
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:Equal to present minimum criteria [6]
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:Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:94.8

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
December 2018Fair6 out of 107494.8
December 2016Fair6 out of 107494.8
December 2014Fair6 out of 105894.9
December 2012Fair6 out of 105073.9
December 2010Fair6 out of 105473.9
January 2009Fair6 out of 105470.9
January 2007Fair6 out of 1010257.8
November 2004Fair6 out of 1010257.8
October 2002Fair6 out of 1010460.8
November 2000Fair6 out of 1011060.8
December 1998Fair6 out of 1010760.8
December 1996Fair6 out of 1010160.8
October 1994Fair6 out of 109773.8
November 1992Good7 out of 109588.7
December 1990Good7 out of 1014252.5