STH 181 NB-N 76TH over CNW RR

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


Name:STH 181 NB-N 76TH over CNW RR
Structure number:B40038100000000
Location:1.2M N JCT CTH PP
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:23.3 ft. [7.1 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:3% of total traffic
Deck condition:Fair [5 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:70.1 tons [63.7 metric tons]
Inventory rating:41.0 tons [37.3 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:65.3
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 201465.3Functionally obsoleteFairGoodGood14100
September 201264.3Functionally obsoleteFairGoodGood14100
September 201084.5Not deficientFairGoodGood11500
October 200884.5Not deficientFairVery GoodVery Good11500
October 200680.0Not deficientSatisfactorySatisfactorySatisfactory26166
October 200480.0Not deficientSatisfactorySatisfactorySatisfactory26166
October 200280.0Not deficientSatisfactorySatisfactorySatisfactory26166
November 200080.0Not deficientSatisfactorySatisfactorySatisfactory18200
July 199980.0Not deficientSatisfactorySatisfactorySatisfactory42300
August 199876.0Functionally obsoleteSatisfactorySatisfactorySatisfactory42300
April 199676.0Functionally obsoleteSatisfactorySatisfactorySatisfactory42300
February 199680.0Not deficientSatisfactoryGoodSatisfactory42300
January 199550.0Structurally deficientPoorSatisfactoryPoor42300
February 199436.0Structurally deficientPoorGoodSerious16020
February 199336.0Structurally deficientPoorSatisfactorySerious16020
April 199136.0Structurally deficientPoorSatisfactorySerious16020