I-5 over TERRAIN


+47.57072, -122.31999
47°34'15" N, 122°19'12" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-5 over TERRAIN
Structure number:0007741A0000000
Location:5.2 N JCT SR 900
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:42.0 ft. [12.8 m]
Total length:746.1 ft. [227.4 m]
Roadway width between curbs:52.8 ft. [16.1 m]
Deck width edge-to-edge:55.8 ft. [17.0 m]
Owner:State Highway Agency [01]
Year built:1966
Year reconstructed:1992
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:18
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:94,231 [as of 2016]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:66.7
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$16,412,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018FairSatisfactorySatisfactoryGood9423166.7
August 2016FairSatisfactorySatisfactoryGood8776357.6
August 2014FairSatisfactorySatisfactoryGood8776357.6
August 2012FairSatisfactorySatisfactoryGood9133757.1
September 2010PoorSatisfactoryPoorGood9252335.9
November 2008FairSatisfactorySatisfactoryGood9252364.1
October 2006FairSatisfactorySatisfactoryGood9850080.8
December 2004FairSatisfactorySatisfactoryGood9850063.4
November 2002FairSatisfactorySatisfactoryGood9850063.4
December 2000FairSatisfactorySatisfactoryGood7934665.8
July 1998FairSatisfactorySatisfactoryGood7934665.8
June 1996FairSatisfactorySatisfactoryGood7934657.6
March 1994FairSatisfactorySatisfactoryGood19180054.0
April 1992FairSatisfactorySatisfactoryGood8585084.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Top Flangesq. ft.41,62741,6032220
Wearing Surfacessq. ft.10,600010,60000
Steel Pin or Pin & Hangar Assemblyeach2422200
Reinforced Concrete Columneach6160100
Reinforced Concrete Abutmentlinear ft.115115000
Reinforced Concrete Pier Caplinear ft.1,0381,038000
Pourable Jointlinear ft.159015900
Open Jointlinear ft.112001120
Movable Bearingeach3635010
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.66000
Reinforced Concrete Bridge Raillinear ft.1,4861,483210
Reinforced Concrete Slabsq. ft.41,62741,57110460