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HWY 1W (STEEL BR) over WILLAMETTE RIVER

Map 

Coordinates:
+45.52626, -122.67071
45°31'35" N, 122°40'15" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:HWY 1W (STEEL BR) over WILLAMETTE RIVER
Structure number:06683 01WX00036
Location:0.4 MI NE PORTLAND CC
Purpose:Carries highway and railroad over railroad and waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:299.9 ft. [91.4 m]
Total length:799.9 ft. [243.8 m]
Roadway width between curbs:49.9 ft. [15.2 m]
Deck width edge-to-edge:64.0 ft. [19.5 m]
Vertical clearance above deck:17.7 ft. [5.4 m]
Vertical clearance below bridge:160.1 ft. [48.8 m]
Owner:Railroad [27]
Year built:1910
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: August 2014 

Status:Open, no restriction [A]
Average daily traffic:24,216 [as of 2007]
Truck traffic:4% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 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 corrrective action [3]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:59.8 tons [54.4 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:47.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$4,508,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201447.9Structurally deficientFairPoorFair24216
March 201247.9Structurally deficientFairPoorFair24216
May 200947.9Structurally deficientFairPoorFair24216
January 200968.0Functionally obsoleteFair--24216
January 200768.1Functionally obsoleteFair--23278
January 200572.2Functionally obsoleteFair--22600
January 200373.3Functionally obsoleteSatisfactory--22600
January 200173.6Functionally obsoleteSatisfactory--20000
January 199973.6Functionally obsoleteGood--20000
January 199773.6Functionally obsoleteGood--20000
January 199579.1Functionally obsoleteVery Good--19500
January 199379.1Functionally obsoleteVery Good--19500
January 199177.3Functionally obsoleteVery Good--17400