+47.26551, -110.70561
47°15'56" N, 110°42'20" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 87 over OTTER CREEK
Structure number:P00057011+04001
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:12.1 ft. [3.7 m]
Total length:37.1 ft. [11.3 m]
Skew angle:51°
Owner:State Highway Agency [01]
Year built:1964
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,970 [as of 2015]
Truck traffic:17% of total traffic
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
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]
Sufficiency rating:69.0

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
February 2017Fair5 out of 10197069.0
February 2015Fair5 out of 10207069.0
February 2013Fair5 out of 10207069.0
March 2011Fair5 out of 10207069.0
March 2009Fair5 out of 10198069.0
April 2007Fair6 out of 10255072.6
March 2005Fair6 out of 10242072.6
February 2003Fair6 out of 10219072.6
December 2000Fair6 out of 10249072.6
February 1999Good7 out of 10228072.6
December 1996Good7 out of 10161072.6
February 1995Good7 out of 10180072.5
November 1992Good7 out of 10185065.6
January 1991Good7 out of 10175065.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Culvertlinear ft.3580293641
Steel Protective Coatingsq. ft.13,4964,5463,5803,5801,790