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:27.9 ft. [8.5 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 

Good/Fair/Poor Condition:Poor
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]
Sufficiency rating:34.8

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201534.8PoorGoodPoorGoodSD11795
October 201368.5FairGoodSatisfactoryGood-11795
October 201172.1GoodGoodGoodGood-10117
October 200971.1FairSatisfactoryGoodGood-10117
December 200772.2FairSatisfactoryGoodGood-8924
November 200574.5FairSatisfactoryGoodGood-6206
December 200374.5FairSatisfactoryGoodGood-6206
December 200175.5FairSatisfactoryGoodGood-6206
October 199975.5FairSatisfactoryGoodGood-6206
December 199775.5FairSatisfactoryGoodGood-6206
February 199568.8FairSatisfactoryGoodGood-6206
January 199385.5FairSatisfactoryGoodGood-1297
May 199082.4FairSatisfactoryGoodGoodFO1297