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US HWY 91 N over PONDERA CANAL 081

Map

Coordinates:
+48.29384, -111.94755
48°17'38" N, 111°56'51" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US HWY 91 N over PONDERA CANAL 081
Structure number:L37302008+00001
Location:8M N CONRAD
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:31.5 ft. [9.6 m]
Total length:65.9 ft. [20.1 m]
Roadway width between curbs:28.9 ft. [8.8 m]
Deck width edge-to-edge:31.2 ft. [9.5 m]
Skew angle:35°
Owner:State Highway Agency [01]
Year built:1931
Year reconstructed:1951
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:Tee beam [04]
Deck type:Not applicable [N]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:100 [as of 2002]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:72.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2018FairGoodGoodFair10072.6
November 2016FairSatisfactorySatisfactoryFair10072.6
November 2014FairGoodSatisfactoryFair10072.6
December 2012FairGoodSatisfactoryFair10072.6
December 2010FairGoodSatisfactoryFair10073.6
December 2008FairGoodSatisfactoryFair10073.6
November 2006FairGoodSatisfactorySatisfactory10083.6
November 2004GoodGoodGoodGood10083.6
November 2002GoodGoodGoodGood10083.6
April 2001GoodGoodVery GoodGood10083.6
May 1999GoodGoodVery GoodGood10081.6
November 1992GoodGoodVery GoodGood25279.4
February 1991GoodGoodVery GoodGood25281.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.3973712600
Deck
Reinforced Concrete Top Flangesq. ft.2,0671,87918800
Wearing Surfacessq. ft.2,0672,0175000
Substructure
Reinforced Concrete Columneach1612400
Reinforced Concrete Abutmentlinear ft.9588520
Reinforced Concrete Pier Caplinear ft.4340120
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1311002290