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SEVEN MILE ROAD over UPPER ROUGE RIVER

Map 

Coordinates:
+42.42915, -83.26910
42°25'45" N, 83°16'09" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:SEVEN MILE ROAD over UPPER ROUGE RIVER
Structure number:000000000012097
Old structure number:82200091000B010 (from 1992 edition)
Location:DETROIT E/TELEGRAPH
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:74.8 ft. [22.8 m]
Total length:79.7 ft. [24.3 m]
Roadway width between curbs:65.9 ft. [20.1 m]
Deck width edge-to-edge:78.4 ft. [23.9 m]
Owner:County Highway Agency [02]
Year built:1930
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Prestressed concrete [5]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2014 

Status:Open, no restriction [A]
Average daily traffic:19,931 [as of 1995]
Truck traffic:5% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 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]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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]
Operating rating:61.1 tons [55.5 metric tons]
Inventory rating:45.0 tons [40.9 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:72.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201472.0Functionally obsoleteVery GoodVery GoodGood19931
April 201272.0Functionally obsoleteVery GoodVery GoodGood19931
May 201072.0Functionally obsoleteVery GoodVery GoodGood19931
May 200872.0Functionally obsoleteVery GoodVery GoodGood19931
May 200675.0Functionally obsoleteVery GoodVery GoodGood19931
May 200475.0Functionally obsoleteVery GoodVery GoodGood19931
April 200275.0Functionally obsoleteVery GoodVery GoodGood19931
April 200075.0Functionally obsoleteVery GoodVery GoodGood19931
April 199875.0Functionally obsoleteVery GoodVery GoodGood19931
October 199675.7Functionally obsoleteVery GoodVery GoodGood17500
July 199575.9Functionally obsoleteVery GoodVery GoodGood17500
June 199475.9Functionally obsoleteVery GoodVery GoodGood17500
May 199274.9Functionally obsoleteVery GoodVery GoodGood21183
January 199175.1Not applicableVery GoodVery GoodGood13548