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M-102 RAMP over M-10 RAMP

Map 

Coordinates:
+42.44480, -83.20371
42°26'41" N, 83°12'13" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:M-102 RAMP over M-10 RAMP
Structure number:000000000011464
Old structure number:82182112000S340 (from 1992 edition)
Location:N LTS OF DETROIT
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:56.8 ft. [17.3 m]
Total length:59.1 ft. [18.0 m]
Roadway width between curbs:21.0 ft. [6.4 m]
Deck width edge-to-edge:23.6 ft. [7.2 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Skew angle:62°
Owner:State Highway Agency [01]
Year built:1965
Year reconstructed:2010
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
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: February 2015 

Status:Open, no restriction [A]
Average daily traffic:6,000 [as of 2009]
Truck traffic:4% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Meets minimum tolerable limits to be left in place as is [4]
Scour condition:Bridge not over waterway. [N]
Operating rating:103.0 tons [93.6 metric tons]
Inventory rating:61.7 tons [56.1 metric tons]
Sufficiency rating:91.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201591.0Not deficientVery GoodVery GoodGood6000
March 201391.0Not deficientVery GoodVery GoodGood6000
March 201191.0Not deficientVery GoodVery GoodVery Good6000
March 200977.8Structurally deficientPoorGoodGood9800
April 200677.8Structurally deficientPoorGoodGood9800
April 200479.8Structurally deficientPoorGoodGood9800
April 200279.8Structurally deficientPoorGoodGood9800
April 200079.8Structurally deficientPoorGoodGood9800
August 199877.8Structurally deficientPoorGoodGood9800
July 199679.8Functionally obsoleteFairGoodGood9800
August 199481.4Functionally obsoleteGoodGoodGood9800
October 199278.4Structurally deficientPoorGoodGood9800
October 199082.4Functionally obsoleteSatisfactoryVery GoodGood9800