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STH 181 SB-N 76TH over CNW RR

Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:STH 181 SB-N 76TH over CNW RR
Structure number:B40038000000000
Location:1.0M S JCT STH 100 TO N
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:60.0 ft. [18.3 m]
Total length:161.8 ft. [49.3 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:45.6 ft. [13.9 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Skew angle:33°
Owner:State Highway Agency [01]
Year built:1969
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:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: September 2014 

Status:Open, no restriction [A]
Average daily traffic:14,100 [as of 2012]
Truck traffic:6% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:66.4 tons [60.4 metric tons]
Inventory rating:39.2 tons [35.6 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:80.2
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,288,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201480.2Functionally obsoleteSatisfactoryGoodGood14100
September 201280.0Functionally obsoleteSatisfactoryGoodGood14100
September 201097.0Not deficientSatisfactoryGoodGood11900
October 200897.0Not deficientSatisfactoryVery GoodGood11900
October 200697.0Not deficientSatisfactorySatisfactorySatisfactory18200
October 200497.0Not deficientSatisfactorySatisfactorySatisfactory18200
October 200297.0Not deficientSatisfactorySatisfactorySatisfactory18200
November 200097.0Not deficientSatisfactorySatisfactorySatisfactory18200
July 199997.0Not deficientSatisfactorySatisfactorySatisfactory42300
August 199893.0Functionally obsoleteSatisfactorySatisfactorySatisfactory42300
April 199693.0Functionally obsoleteVery GoodSatisfactorySatisfactory42300
February 199697.0Not deficientGoodGoodSatisfactory42300
January 199596.0Not deficientFairGoodSatisfactory42300
February 199494.0Structurally deficientPoorGoodSatisfactory16020
February 199394.0Structurally deficientPoorSatisfactorySatisfactory16020
April 199194.0Structurally deficientPoorSatisfactorySatisfactory16020