SR 121 / 93RD AVE over I-5


+46.95270, -122.93740
46°57'10" N, 122°56'15" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR 121 / 93RD AVE over I-5
Structure number:0008271D0000000
Location:JCT I-5
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:57.1 ft. [17.4 m]
Total length:204.1 ft. [62.2 m]
Roadway width between curbs:22.0 ft. [6.7 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Skew angle:12°
Owner:State Highway Agency [01]
Year built:1968
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:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2015 

Status:Open, no restriction [A]
Average daily traffic:11,795 [as of 2012]
Truck traffic:11% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances 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]
Operating rating:53.5 tons [48.6 metric tons]
Inventory rating:31.7 tons [28.8 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:34.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201534.8Structurally deficientGoodPoorGood11795
October 201368.5Not deficientGoodSatisfactoryGood11795
October 201172.1Not deficientGoodGoodGood10117
October 200971.1Not deficientSatisfactoryGoodGood10117
December 200772.2Not deficientSatisfactoryGoodGood8924
November 200574.5Not deficientSatisfactoryGoodGood6206
December 200374.5Not deficientSatisfactoryGoodGood6206
December 200175.5Not deficientSatisfactoryGoodGood6206
October 199975.5Not deficientSatisfactoryGoodGood6206
December 199775.5Not deficientSatisfactoryGoodGood6206
February 199568.8Not deficientSatisfactoryGoodGood6206
January 199385.5Not deficientSatisfactoryGoodGood1297
May 199082.4Functionally obsoleteSatisfactoryGoodGood1297