Share:

I 90 WBL over SPOKANE RIVER

Map

Coordinates:
+47.69694, -117.04194
47°41'49" N, 117°02'31" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 90 WBL over SPOKANE RIVER
Structure number:000000000016735
Location:AT IDAHO WASH.STATE LINE
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:91.9 ft. [28.0 m]
Total length:464.9 ft. [141.7 m]
Roadway width between curbs:40.7 ft. [12.4 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Vertical clearance below bridge:26.2 ft. [8.0 m]
Skew angle:35°
Owner:State Highway Agency [01]
Year built:1976
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:5
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: March 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:27,000 [as of 2015]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Superior to present desirable criteria [9]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:94.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017FairSatisfactoryVery GoodSatisfactory2700094.7
March 2015FairSatisfactoryVery GoodSatisfactory2450094.8
March 2013FairSatisfactoryVery GoodSatisfactory2450094.8
March 2011FairGoodVery GoodSatisfactory2300094.4
March 2009FairFairVery GoodSatisfactory4800090.9
March 2007FairSatisfactoryVery GoodSatisfactory4400092.4
March 2005FairSatisfactoryVery GoodSatisfactory4100092.7
March 2003FairSatisfactoryVery GoodGood4000092.8
March 2001FairSatisfactoryVery GoodGood4000092.8
August 2000FairSatisfactoryVery GoodGood3800091.9
August 1998FairSatisfactoryVery GoodGood3800091.9
August 1996FairSatisfactoryVery GoodGood3000092.7
August 1994FairSatisfactoryVery GoodGood3000093.3
August 1992FairSatisfactoryVery GoodGood995095.8
August 1990GoodGoodVery GoodGood995095.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.2,8562,854200
Deck
Reinforced Concrete Decksq. ft.20,17915,1135,06006
Wearing Surfacessq. ft.18,97213,9275,04500
Substructure
Reinforced Concrete Columneach80800
Reinforced Concrete Pier Walllinear ft.62313100
Reinforced Concrete Abutmentlinear ft.1811522900
Reinforced Concrete Pile Cap/Footinglinear ft.5405400
Prestressed Concrete Pier Caplinear ft.195979800
Reinforced Concrete Pier Caplinear ft.69551400
Joints
Compression Jointlinear ft.108108000
Bearings
Elastomeric Bearingeach6060000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.977977000
Reinforced Concrete Bridge Raillinear ft.98913485410