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US-91 (SR-91) over BLACKSMITH FORK RIVER

Map

Coordinates:
+41.70417, -111.85056
41°42'15" N, 111°51'02" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US-91 (SR-91) over BLACKSMITH FORK RIVER
Structure number:0D 597
Location:SOUTH EDGE of LOGAN
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:49.9 ft. [15.2 m]
Total length:56.8 ft. [17.3 m]
Roadway width between curbs:74.2 ft. [22.6 m]
Deck width edge-to-edge:80.1 ft. [24.4 m]
Skew angle:10°
Owner:State Highway Agency [01]
Year built:1958
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Concrete [1]
Main span design:Frame [07]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:19,355 [as of 2014]
Truck traffic:12% 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:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present minimum criteria [6]
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:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:88.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017GoodGoodGoodGood1935588.0
July 2015GoodGoodGoodGood1935588.0
July 2013GoodGoodGoodGood1806995.8
July 2011FairGoodSatisfactoryGood1647596.1
July 2009FairGoodSatisfactoryGood1647585.9
October 2007FairGoodSatisfactoryGood1680585.8
November 2005FairGoodSatisfactoryGood1680585.8
August 2003FairGoodSatisfactoryGood1645785.9
July 1999FairGoodSatisfactoryGood1506080.9
June 1997FairGoodSatisfactoryGood1389081.3
July 1995FairGoodSatisfactoryGood1129587.3
October 1993FairGoodSatisfactoryGood1070087.5
September 1991FairGoodSatisfactoryGood993587.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Abutmentlinear ft.169169000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.127127000
Deck
Reinforced Concrete Slabsq. ft.4,5594,43912000