STC 7195;4TH ST. over I 90 EB-WB;4TH ST.IC


+47.69719, -116.78081
47°41'50" N, 116°46'51" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:STC 7195;4TH ST. over I 90 EB-WB;4TH ST.IC
Structure number:000000000021365
Purpose:Carries highway overpass over highway
Route classification:Collector (Urban) [17]
Length of largest span:100.1 ft. [30.5 m]
Total length:205.1 ft. [62.5 m]
Roadway width between curbs:81.7 ft. [24.9 m]
Deck width edge-to-edge:98.8 ft. [30.1 m]
Vertical clearance above deck:19.0 ft. [5.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:14°
Owner:State Highway Agency [01]
Year built:1985
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:23,000 [as of 2016]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:95.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018FairSatisfactoryGoodSatisfactory2300095.8
April 2016FairSatisfactoryGoodSatisfactory2300095.8
April 2014FairSatisfactoryVery GoodSatisfactory2300094.3
April 2012FairSatisfactoryVery GoodSatisfactory2200094.4
April 2010FairSatisfactoryVery GoodSatisfactory2200092.4
April 2008FairSatisfactoryVery GoodSatisfactory2300092.3
April 2006FairSatisfactoryVery GoodSatisfactory2300092.3
April 2004FairSatisfactoryVery GoodSatisfactory2300092.3
April 2002FairSatisfactoryVery GoodSatisfactory2300092.3
April 2000FairSatisfactoryVery GoodSatisfactory2400092.2
April 1998GoodGoodVery GoodGood2400092.2
April 1996GoodGoodVery GoodGood2600091.0
April 1994GoodGoodVery GoodGood2600093.0
April 1992GoodGoodVery GoodGood1700093.7
April 1990GoodGoodVery GoodVery Good1700094.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.2,8192,819000
Steel Protective Coatingsq. ft.3,3773,377000
Reinforced Concrete Decksq. ft.20,25418,4291,82500
Wearing Surfacessq. ft.16,769001,20015,569
Reinforced Concrete Columneach55000
Reinforced Concrete Abutmentlinear ft.2521935900
Reinforced Concrete Pier Caplinear ft.9999000
Compression Jointlinear ft.1981058580
Assembly with Sealeach2828000
Movable Bearingeach2828000
Steel Protective Coatingsq. ft.2828000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.410409100
Reinforced Concrete Bridge Raillinear ft.40416623800