M-100 over GTW RR


+42.63251, -84.73904
42°37'57" N, 84°44'21" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:M-100 over GTW RR
Structure number:000000000002285
Old structure number:23123071000R010 (from 1992 edition)
Purpose:Carries highway over railroad
Route classification:Minor Arterial (Rural) [06]
Length of largest span:102.4 ft. [31.2 m]
Total length:107.6 ft. [32.8 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:57.4 ft. [17.5 m]
Skew angle:38°
Owner:State Highway Agency [01]
Year built:2015
Historic significance:Bridge is not eligible for the National Register of Historic Places [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: November 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5,425 [as of 2015]
Truck traffic:4% of total traffic
Deck condition:Excellent [9 out of 9]
Superstructure condition:Excellent [9 out of 9]
Substructure condition:Excellent [9 out of 9]
Structural appraisal:Superior to present desirable criteria [9]
Deck geometry appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:58.4 tons [53.1 metric tons]
Inventory rating:44.9 tons [40.8 metric tons]
Sufficiency rating:98.7

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201598.7GoodExcellentExcellentExcellent-5425
July 201458.2PoorSatisfactoryPoorPoorSD4727
July 201358.2PoorSatisfactoryPoorPoorSD4727
July 201258.2PoorSatisfactoryPoorPoorSD4727
July 201158.2PoorSatisfactoryPoorPoorSD4727
July 200958.2PoorSatisfactoryPoorPoorSD4727
May 200774.9FairSatisfactoryFairFair-4489
May 200575.1FairSatisfactoryFairFair-3800
May 200375.1FairSatisfactoryFairFair-3800
May 200173.0FairSatisfactorySatisfactoryFair-3800
August 199973.0FairGoodSatisfactoryFair-3800
August 199773.0FairGoodGoodFair-3800
July 199573.7FairGoodGoodFair-3900
October 199383.9FairVery GoodGoodSatisfactory-3900
December 199196.5FairVery GoodVery GoodSatisfactory-3900
November 198985.3FairVery GoodVery GoodFair-3900