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SH 21 over MORES CR;LUCKY PEAK RES.

Map

Coordinates:
+43.59139, -115.99861
43°35'29" N, 115°59'55" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 21 over MORES CR;LUCKY PEAK RES.
Structure number:000000000012815
Location:17 N. BOISE
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:432.1 ft. [131.7 m]
Total length:848.1 ft. [258.5 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:31.8 ft. [9.7 m]
Owner:State Highway Agency [01]
Year built:1953
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 13.5 / HS 15 [3]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Truss - Deck [09]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: October 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,100 [as of 2016]
Truck traffic:8% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 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:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:48.5
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$11,086,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2018FairGoodFairFair310048.5
October 2016FairGoodFairFair300048.5
October 2014FairGoodFairFair280048.5
October 2012FairGoodFairFair280048.5
October 2010FairFairFairFair300044.5
October 2009FairFairFairFair290044.5
October 2008FairFairFairFair290044.5
October 2007FairFairFairFair290044.5
October 2006PoorFairFairPoor290028.5
October 2005PoorFairFairPoor290028.5
October 2004PoorFairFairPoor290028.5
October 2003FairFairFairFair290044.5
October 2002PoorFairFairPoor290028.5
October 2000PoorFairFairPoor260036.0
October 1999PoorFairFairPoor260036.0
October 1998PoorFairFairPoor260036.0
October 1997PoorFairFairPoor260036.0
October 1996PoorFairFairPoor260036.0
October 1995PoorFairFairPoor260036.0
October 1994FairFairSatisfactoryFair260049.3
October 1993FairFairSatisfactoryFair224049.3
September 1992FairFairSatisfactoryFair224049.3
September 1991FairFairSatisfactoryFair224049.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.9108654050
Steel Protective Coatingsq. ft.9,34009,0003400
Steel Stringerlinear ft.2,4642,3281101016
Steel Protective Coatingsq. ft.15,812015,0008120
Deck
Reinforced Concrete Decksq. ft.26,96624,0662,90000
Wearing Surfacessq. ft.23,74423,744000
Superstructure
Steel Trusslinear ft.72864367180
Steel Protective Coatingsq. ft.52,487052,48700
Steel Floor Beamlinear ft.1,22001,0002200
Steel Protective Coatingsq. ft.9,53609,0005360
Steel Pin or Pin & Hangar Assemblyeach110821
Steel Protective Coatingsq. ft.946009460
Steel Gusset Plateeach1521282031
Steel Protective Coatingsq. ft.9,73409,73400
Substructure
Reinforced Concrete Columneach44000
Reinforced Concrete Pier Walllinear ft.921564130
Reinforced Concrete Abutmentlinear ft.6666000
Reinforced Concrete Pile Cap/Footinglinear ft.80354500
Reinforced Concrete Pier Caplinear ft.5656000
Joints
Compression Jointlinear ft.819081450
Assembly with Sealeach3300033
Bearings
Movable Bearingeach3603510
Steel Protective Coatingsq. ft.144014400
Fixed Bearingeach66000
Steel Protective Coatingsq. ft.2402400
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.1,6961,696000
Steel Protective Coatingsq. ft.6,3856,385000