I-5 over TERRAIN


+47.56304, -122.32121
47°33'47" N, 122°19'16" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-5 over TERRAIN
Structure number:0007816A0000000
Location:4.5 N JCT SR 900
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:100.1 ft. [30.5 m]
Total length:901.0 ft. [274.6 m]
Roadway width between curbs:76.1 ft. [23.2 m]
Deck width edge-to-edge:77.8 ft. [23.7 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:9
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:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2014 

Status:Open, no restriction [A]
Average daily traffic:90,989 [as of 2012]
Truck traffic:9% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:67.3 tons [61.2 metric tons]
Inventory rating:40.6 tons [36.9 metric tons]
Sufficiency rating:88.4

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201488.4Not deficientSatisfactoryGoodGood90989
December 201288.1Not deficientSatisfactoryGoodGood93613
December 201086.7Not deficientSatisfactoryGoodGood108321
December 200886.7Not deficientSatisfactoryGoodGood108321
November 200685.8Not deficientSatisfactoryGoodGood118000
December 200485.8Not deficientSatisfactoryGoodGood118000
November 200285.8Not deficientSatisfactoryGoodGood118000
October 200087.7Not deficientSatisfactoryGoodGood98250
July 199887.7Not deficientSatisfactoryGoodGood98250
July 199687.7Not deficientSatisfactoryGoodGood98250
March 199475.2Not deficientSatisfactoryGoodGood191800
April 199283.2Not deficientFairGoodGood82500