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WESTERN HILLS VIAD over WESTERN HILLS VIADUCT

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

Facts 

Name:WESTERN HILLS VIAD over WESTERN HILLS VIADUCT
Structure number:3137082
Location:WEST OF I-75 WHV INTERCHG
Purpose:Carries highway and pedestrian walkway over highway, waterway, and railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:120.1 ft. [36.6 m]
Total length:2721.3 ft. [829.4 m]
Roadway width between curbs:48.2 ft. [14.7 m]
Deck width edge-to-edge:56.1 ft. [17.1 m]
Vertical clearance above deck:15.7 ft. [4.8 m]
Vertical clearance below bridge:22.3 ft. [6.8 m]
Skew angle:99°
Owner:County Highway Agency [02]
Year built:1931
Year reconstructed:1978
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:41
Main spans material:Steel [3]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2015 

Status:Open, would be posted or closed except for temporary shoring [D]
Average daily traffic:56,077 [as of 2009]
Truck traffic:8% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Meets minimum tolerable limits to be left in place as is [4]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Evaluation:Structurally deficient [1]
Sufficiency rating:2.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 20152.0Structurally deficientPoorPoorPoor56077
September 201429.6Structurally deficientSeriousPoorPoor70604
September 201329.5Structurally deficientSeriousPoorFair70604
August 201236.0Structurally deficientFairPoorFair70604
November 201136.0Structurally deficientFairPoorFair70604
September 201036.0Structurally deficientFairPoorFair70604
July 200936.0Structurally deficientFairPoorFair70604
June 200836.0Structurally deficientFairPoorFair70604
June 200736.0Structurally deficientFairPoorFair70604
April 200653.0Functionally obsoleteSatisfactorySatisfactoryFair70604
January 200553.0Functionally obsoleteSatisfactorySatisfactoryFair70604
November 200151.0Functionally obsoleteSatisfactorySatisfactoryFair70604