SR 523 / NE 145TH over I-5


+47.73405, -122.32472
47°44'03" N, 122°19'29" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR 523 / NE 145TH over I-5
Structure number:0007270E0000000
Location:1.0 E JCT SR 99
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:75.1 ft. [22.9 m]
Total length:249.0 ft. [75.9 m]
Roadway width between curbs:58.1 ft. [17.7 m]
Deck width edge-to-edge:71.9 ft. [21.9 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Skew angle:15°
Owner:State Highway Agency [01]
Year built:1964
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: September 2015 

Status:Open, no restriction [A]
Average daily traffic:28,248 [as of 2012]
Truck traffic:4% of total traffic
Deck condition:Good [7 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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:98.0 tons [89.1 metric tons]
Inventory rating:88.1 tons [80.1 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:68.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201568.6Functionally obsoleteGoodSatisfactoryGood28248
September 201368.6Functionally obsoleteSatisfactorySatisfactoryGood28248
September 201168.3Functionally obsoleteSatisfactorySatisfactoryGood29784
October 200968.6Functionally obsoleteSatisfactorySatisfactoryGood28018
November 200768.5Functionally obsoleteSatisfactorySatisfactoryGood28788
November 200565.5Functionally obsoleteSatisfactorySatisfactoryGood44175
December 200365.5Functionally obsoleteSatisfactorySatisfactoryGood44175
December 200165.5Functionally obsoleteSatisfactorySatisfactoryGood44175
June 199965.5Functionally obsoleteSatisfactorySatisfactoryGood44175
October 199768.9Functionally obsoleteSatisfactorySatisfactoryGood44175
August 199564.9Functionally obsoleteSatisfactorySatisfactoryGood44175
May 199374.7Functionally obsoleteSatisfactorySatisfactoryGood17150
July 199173.6Functionally obsoleteSatisfactorySatisfactoryGood17150