+38.96257, -90.95112
38°57'45" N, 90°57'04" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 61 S over WHITCOMB CR
Structure number:4928
Old structure number:H 270R1 4 (from 1992 edition)
Location:S 31 T 49 N R 1 E
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:12.1 ft. [3.7 m]
Total length:24.9 ft. [7.6 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1961
Year reconstructed:1970
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:32,468 [as of 2017]
Truck traffic:13% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
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]
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 the assessed or calculated scour condition. [8]
Sufficiency rating:83.2

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
September 2018Fair6 out of 103246883.2
September 2016Fair6 out of 103217983.2
September 2014Fair6 out of 103258183.2
September 2012Fair5 out of 103200471.8
November 2010Fair6 out of 102417883.6
November 2008Fair6 out of 102417883.6
January 2007Fair6 out of 103716982.9
December 2004Fair6 out of 102866883.4
November 2002Fair6 out of 102739683.4
November 2000Fair6 out of 102805581.8
February 1999Fair6 out of 102101782.6
January 1997Fair6 out of 102474180.2
October 1994Fair6 out of 102051981.1
October 1992Good7 out of 101965481.2
December 1990Good8 out of 101835181.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.6055696300