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LRD S 20TH ST over BR KINNICKINNIC RIVER

Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:LRD S 20TH ST over BR KINNICKINNIC RIVER
Structure number:P40084400000000
Location:2.8M N JCT CTH ZZ
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:9.8 ft. [3.0 m]
Total length:32.2 ft. [9.8 m]
Skew angle:45°
Owner:City or Municipal Highway Agency [04]
Year built:1958
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:3
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2014 

Status:Open, no restriction [A]
Average daily traffic:4,734 [as of 2011]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:Moderate to major deterioration or disintegration, extensive cracking and leaching or spalls on concrete or masonry walls and slabs. Minor settlement or misalignment. Noticeable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection in one section, significant corrosion or deep pitting. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:53.9 tons [49.0 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:73.7

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201473.7Not deficient---4734
June 201270.7Not deficient---4734
May 201068.7Not deficient---11400
July 200868.7Not deficient---11400
May 200668.7Not deficient---11400
April 200468.7Not deficient---11400
May 200268.8Not deficient---10800
May 200068.8Not deficient---10800
May 199869.2Not deficient---8800
October 199680.5Not deficientSatisfactory--8800
May 199452.4Structurally deficient---8800
May 199252.4Structurally deficient---8800
August 199052.4Structurally deficient---8800