+46.80767, -95.10181
46°48'28" N, 95°06'07" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 71 over SHELL RIVER
Structure number:6230
Location:7.9 MI S OF PARK RAPIDS
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:9.8 ft. [3.0 m]
Total length:22.6 ft. [6.9 m]
Owner:State Highway Agency [01]
Year built:1925
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5,100 [as of 2008]
Truck traffic:14% of total traffic
Structural appraisal:Better than present minimum criteria [7]
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:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:93.2

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
July 2017Good7 out of 10510093.2
July 2015Good7 out of 10510093.2
August 2013Good7 out of 10510093.2
August 2011Good7 out of 10510093.2
August 2009Good7 out of 10510091.2
August 2007Good7 out of 10610090.2
January 2006Good7 out of 10610090.2
September 2003Good7 out of 10355092.7
November 2001Good7 out of 10315093.1
October 1999Good7 out of 10405092.1
August 1997Good7 out of 10315094.7
October 1996Good7 out of 10270095.2
October 1995Good7 out of 10270093.1
May 1994Good7 out of 10280093.0
November 1993Good7 out of 10280093.0
June 1992Good7 out of 10260093.2

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.2582114610