US 24 W over SPRING BR


+39.80732, -91.51615
39°48'26" N, 91°30'58" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 24 W over SPRING BR
Structure number:386
Old structure number:A 553 4 (from 1992 edition)
Location:S 24 T 58 N R 6 W
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:9.8 ft. [3.0 m]
Total length:63.0 ft. [19.2 m]
Skew angle:60°
Owner:State Highway Agency [01]
Year built:1960
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:29,919 [as of 2017]
Truck traffic:27% 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:83.3

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
October 2017Fair6 out of 102991983.3
October 2015Fair6 out of 101150384.4
October 2013Fair5 out of 101081473.3
October 2011Fair5 out of 10994863.1
December 2010Fair5 out of 10916263.1
January 2009Fair5 out of 10916263.1
January 2008Fair5 out of 101050063.0
October 2005Fair5 out of 101053163.0
December 2003Fair5 out of 101777062.4
November 2001Fair5 out of 101430962.7
January 2000Fair5 out of 101007162.2
September 1997Fair5 out of 101007162.2
December 1995Fair6 out of 10869070.9
October 1993Good7 out of 10777071.0
November 1991Good7 out of 10725571.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.1,2171,1803160