+39.85735, -98.11201
39°51'26" N, 98°06'43" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:RS 837 BSN 540 over TRIB. TO WHITE ROCK CK.
Structure number:000000000450540
Location:5.0N 1.6W OF MONTROSE
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:51.8 ft. [15.8 m]
Total length:125.0 ft. [38.1 m]
Roadway width between curbs:22.0 ft. [6.7 m]
Deck width edge-to-edge:24.6 ft. [7.5 m]
Owner:County Highway Agency [02]
Year built:1956
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:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Other [9]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:65 [as of 2014]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry 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]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Sufficiency rating:96.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$250,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2016FairSatisfactoryGoodGood6596.0
July 2014FairSatisfactoryGoodGood6596.0
May 2012FairSatisfactoryGoodGood6596.0
June 2010FairSatisfactoryGoodGood6596.0
November 2008FairSatisfactoryGoodGood6596.0
November 2004GoodGoodGoodGood6596.0
August 2002GoodGoodGoodGood6596.0
March 2000GoodGoodGoodGood6596.0
May 1998GoodGoodGoodGood6596.0
May 1996GoodGoodVery GoodVery Good6596.0
May 1994GoodGoodVery GoodVery Good7597.0
April 1992GoodGoodVery GoodVery Good7597.0
March 1990GoodGoodVery GoodVery Good7576.5