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NW GLISAN STREET over I-405 HWY 61

Map 

Coordinates:
+45.52647, -122.68673
45°31'35" N, 122°41'12" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:NW GLISAN STREET over I-405 HWY 61
Structure number:09276 061 00245
Location:0.5 MI NW PORTLAND CC
Purpose:Carries highway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:76.4 ft. [23.3 m]
Total length:149.3 ft. [45.5 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:55.1 ft. [16.8 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
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:2
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2015 

Status:Open, no restriction [A]
Average daily traffic:12,399 [as of 2010]
Truck traffic:10% 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:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:25.3 tons [23.0 metric tons]
Inventory rating:19.2 tons [17.5 metric tons]
Sufficiency rating:51.9

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201551.9Not deficientGoodSatisfactoryGood12399
July 201352.5Not deficientGoodSatisfactoryGood12399
July 201152.5Not deficientGoodSatisfactoryGood12399
November 200977.5Not deficientGoodGoodGood12399
November 200777.5Not deficientGoodGoodGood12276
November 200580.6Not deficientGoodGoodGood11918
November 200380.6Not deficientSatisfactoryGoodGood11571
December 200180.9Not deficientGoodGoodGood8901
December 199978.9Not deficientGoodGoodGood8901
December 199775.9Functionally obsoleteGoodGoodGood8900
December 199576.1Functionally obsoleteGoodGoodGood8900
December 199376.1Functionally obsoleteVery GoodGoodGood8900
December 199181.2Not deficientGoodGoodGood8900