County Road 31 over Peterson Ditch


+40.97769, -102.36408
40°58'40" N, 102°21'51" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:County Road 31 over Peterson Ditch
Structure number:SED31-32.6-36-A
Location:0.6 Mi. No. of Co. Rd. 32
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:22.0 ft. [6.7 m]
Total length:25.9 ft. [7.9 m]
Roadway width between curbs:31.8 ft. [9.7 m]
Deck width edge-to-edge:34.5 ft. [10.5 m]
Owner:County Highway Agency [02]
Year built:1999
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Tee beam [04]
Deck type:Other [9]
Wearing surface:Gravel [8]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:25 [as of 2012]
Truck traffic:2% of total traffic
Deck condition:Good [7 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: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 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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:98.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017GoodGoodGoodGood2598.0
December 2015GoodGoodGoodGood2598.0
December 2013GoodGoodGoodGood2598.0
November 2011GoodGoodGoodGood2598.0
December 2009GoodVery GoodGoodGood4398.0
November 2007GoodVery GoodGoodVery Good4398.0
October 2005GoodVery GoodVery GoodVery Good1898.0
October 2003GoodVery GoodGoodVery Good3498.0
March 2001GoodVery GoodGoodVery Good3499.0
March 2000GoodVery GoodGoodVery Good34100.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.312304800
Prestressed Concrete Top Flangesq. ft.900899010
Reinforced Concrete Abutmentlinear ft.6968100
Other Jointlinear ft.130130000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.5252000
Steel Protective Coatingsq. ft.5252000