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OFF RAMP @ GRNFLD. over LAND

Map

Coordinates:
+42.37991, -83.19074
42°22'48" N, 83°11'27" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:OFF RAMP @ GRNFLD. over LAND
Structure number:000000000011546
Old structure number:82182123000R058 (from 1992 edition)
Location:IN DETROIT
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:69.9 ft. [21.3 m]
Total length:355.0 ft. [108.2 m]
Roadway width between curbs:28.2 ft. [8.6 m]
Deck width edge-to-edge:36.4 ft. [11.1 m]
Owner:State Highway Agency [01]
Year built:1973
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:5
Main spans material:Steel [3]
Main spans 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: August 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:12,580 [as of 1982]
Deck condition:Good [7 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:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:76.7 tons [69.7 metric tons]
Inventory rating:46.0 tons [41.8 metric tons]
Sufficiency rating:100.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 2015100.0GoodGoodVery GoodGood-12580
August 2013100.0GoodGoodVery GoodGood-12580
August 2011100.0GoodGoodVery GoodGood-12580
August 2009100.0GoodGoodVery GoodGood-12580
September 2007100.0GoodGoodVery GoodGood-12580
September 2005100.0GoodGoodVery GoodGood-12580
October 2003100.0FairGoodVery GoodSatisfactory-12580
October 2001100.0FairGoodVery GoodSatisfactory-12580
December 1999100.0FairGoodVery GoodSatisfactory-12580
August 1997100.0FairGoodVery GoodSatisfactory-12580
June 1995100.0GoodGoodVery GoodGood-12580
October 1993100.0GoodGoodVery GoodVery Good-12580
May 1991100.0FairVery GoodGoodSatisfactory-12580

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.1,2201,220000
Deck
Reinforced Concrete Decksq. ft.8,8738,873000
Superstructure
Steel Pin or Pin & Hangar Assemblyeach1010000
Substructure
Reinforced Concrete Columneach1212000
Reinforced Concrete Abutmentlinear ft.3735200
Reinforced Concrete Pier Caplinear ft.110110000
Joints
Strip Seal Jointlinear ft.7373000
Pourable Jointlinear ft.182182000
Bearings
Movable Bearingeach1010000
Fixed Bearingeach1010000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.48838810000