M-3 WB CONN over I-375 & I-75 RAMP
Map
Coordinates:
+42.34414, -83.0422242°20'39" N, 83°02'32" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | M-3 WB CONN over I-375 & I-75 RAMP |
Structure number: | 000000000011811 |
Old structure number: | 82182251000S094 (from 1992 edition) |
Location: | IN DETROIT OVER I-375 NW |
Purpose: | Carries highway over highway |
Route classification: | Principal Arterial - Other Freeways or Expressways (Urban) [12] |
Length of largest span: | 38.7 ft. [11.8 m] |
Total length: | 38.7 ft. [11.8 m] |
Roadway width between curbs: | 41.3 ft. [12.6 m] |
Deck width edge-to-edge: | 44.9 ft. [13.7 m] |
Vertical clearance below bridge: | 13.1 ft. [4.0 m] |
Skew angle: | 99° |
Owner: | State Highway Agency [01] |
Year built: | 1964 |
Year reconstructed: | 1998 |
Historic significance: | Bridge is not eligible for the National Register of Historic Places [5] |
Design load: | MS 18+Mod / HS 20+Mod [6] |
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: March 2018
Good/Fair/Poor Condition: | Fair |
Status: | Open, no restriction [A] |
Average daily traffic: | 22,748 [as of 2007] |
Deck condition: | Good [7 out of 9] |
Superstructure condition: | Satisfactory [6 out of 9] |
Substructure condition: | Satisfactory [6 out of 9] |
Structural appraisal: | Equal to present minimum criteria [6] |
Deck geometry appraisal: | Better than present minimum criteria [7] |
Underclearances appraisal: | Meets minimum tolerable limits to be left in place as is [4] |
Roadway alignment appraisal: | Equal to present desirable criteria [8] |
Scour condition: | Bridge not over waterway. [N] |
Sufficiency rating: | 98.0 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
March 2018 | Fair | Good | Satisfactory | Satisfactory | 22748 | 98.0 |
March 2016 | Fair | Good | Fair | Satisfactory | 22748 | 87.0 |
March 2014 | Fair | Good | Fair | Satisfactory | 22748 | 87.0 |
March 2012 | Fair | Good | Fair | Satisfactory | 22748 | 87.0 |
March 2010 | Fair | Good | Fair | Satisfactory | 22748 | 87.0 |
May 2008 | Fair | Good | Satisfactory | Satisfactory | 22748 | 97.0 |
May 2006 | Fair | Good | Satisfactory | Satisfactory | 14166 | 97.0 |
June 2004 | Fair | Very Good | Satisfactory | Satisfactory | 14360 | 97.0 |
May 2002 | Fair | Very Good | Satisfactory | Satisfactory | 14360 | 97.0 |
May 2000 | Fair | Very Good | Satisfactory | Satisfactory | 14360 | 97.0 |
August 1998 | Fair | Fair | Fair | Satisfactory | 14360 | 77.0 |
September 1996 | Fair | Satisfactory | Good | Good | 14360 | 97.0 |
August 1994 | Fair | Satisfactory | Very Good | Good | 14360 | 97.0 |
August 1992 | Fair | Satisfactory | Very Good | Satisfactory | 14360 | 97.0 |
June 1990 | Good | Good | Very Good | Good | 14360 | 97.0 |
Element Data
Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Element | Units | Quantity | 1-Good | 2-Fair | 3-Poor | 4-Serious |
---|
Superstructure |
Steel Girder/Beam | linear ft. | 312 | 297 | 15 | 0 | 0 |
Steel Protective Coating | sq. ft. | 2,359 | 2,335 | 24 | 0 | 0 |
Deck |
Reinforced Concrete Deck | sq. ft. | 1,701 | 1,701 | 0 | 0 | 0 |
Substructure |
Reinforced Concrete Abutment | linear ft. | 112 | 100 | 12 | 0 | 0 |
Joints |
Pourable Joint | linear ft. | 112 | 69 | 43 | 0 | 0 |
Bearings |
Movable Bearing | each | 8 | 8 | 0 | 0 | 0 |
Fixed Bearing | each | 8 | 8 | 0 | 0 | 0 |
Bridge Rail |
Reinforced Concrete Bridge Rail | linear ft. | 118 | 59 | 59 | 0 | 0 |