I-90 SKYWAY over 86TH ST
Map
Coordinates:
+41.73901, -87.5707241°44'20" N, 87°34'15" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | I-90 SKYWAY over 86TH ST |
Structure number: | 016640700000000 |
Old structure number: | 000016640704328 (from 1992 edition) |
Location: | 0.2 M SE 85TH P7C |
Purpose: | Carries highway over highway |
Route classification: | Principal Arterial - Interstate (Urban) [11] |
Tolls: | Yes, on toll road [2] |
Length of largest span: | 68.9 ft. [21.0 m] |
Total length: | 71.9 ft. [21.9 m] |
Roadway width between curbs: | 99.7 ft. [30.4 m] |
Deck width edge-to-edge: | 106.0 ft. [32.3 m] |
Owner: | City or Municipal Highway Agency [04] |
Year built: | 1958 |
Year reconstructed: | 2007 |
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: | Latex Concrete or similar additive [3] |
Latest Available Inspection: August 2017
Good/Fair/Poor Condition: | Fair |
Status: | Open, no restriction [A] |
Average daily traffic: | 17,000 [as of 2016] |
Truck traffic: | 13% of total traffic |
Deck condition: | Very Good [8 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: | Superior to present desirable criteria [9] |
Underclearances appraisal: | Equal to present minimum criteria [6] |
Roadway alignment appraisal: | Equal to present desirable criteria [8] |
Scour condition: | Bridge not over waterway. [N] |
Sufficiency rating: | 89.2 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
August 2017 | Fair | Very Good | Satisfactory | Satisfactory | 17000 | 89.2 |
August 2015 | Fair | Very Good | Satisfactory | Satisfactory | 17000 | 89.2 |
September 2013 | Fair | Very Good | Satisfactory | Satisfactory | 17000 | 89.2 |
September 2011 | Fair | Very Good | Satisfactory | Satisfactory | 21050 | 87.2 |
October 2010 | Fair | Very Good | Satisfactory | Satisfactory | 23950 | 85.7 |
September 2008 | Fair | Very Good | Satisfactory | Satisfactory | 23950 | 85.7 |
November 2007 | Fair | Excellent | Satisfactory | Satisfactory | 47700 | 85.0 |
November 2005 | Poor | Fair | Serious | Fair | 47700 | 40.0 |
October 2004 | Fair | Fair | Satisfactory | Fair | 47700 | 73.0 |
November 2003 | Fair | Fair | Good | Fair | 47700 | 73.0 |
October 2001 | Fair | Fair | Satisfactory | Satisfactory | 51300 | 84.0 |
September 2000 | Fair | Fair | Satisfactory | Satisfactory | 51300 | 84.0 |
October 1999 | Fair | Fair | Satisfactory | Satisfactory | 45100 | 84.0 |
September 1997 | Fair | Satisfactory | Satisfactory | Satisfactory | 17100 | 89.2 |
August 1995 | Fair | Satisfactory | Satisfactory | Satisfactory | 17100 | 89.0 |
August 1994 | Fair | Satisfactory | Satisfactory | Satisfactory | 17100 | 89.0 |
November 1993 | Fair | Satisfactory | Satisfactory | Satisfactory | 17100 | 89.0 |
May 1992 | Poor | Poor | Fair | Fair | 17100 | 73.3 |
October 1990 | Poor | Poor | Fair | Fair | 17100 | 75.3 |
Element Data
Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Element | Units | Quantity | 1-Good | 2-Fair | 3-Poor | 4-Serious |
---|
Superstructure |
Steel Girder/Beam | linear ft. | 432 | 349 | 83 | 0 | 0 |
Deck |
Reinforced Concrete Deck | sq. ft. | 7,674 | 7,521 | 153 | 0 | 0 |
Substructure |
Reinforced Concrete Abutment | linear ft. | 212 | 184 | 5 | 23 | 0 |
Reinforced Concrete Pier Cap | linear ft. | 218 | 181 | 9 | 28 | 0 |
Joints |
Strip Seal Joint | linear ft. | 104 | 84 | 18 | 2 | 0 |
Pourable Joint | linear ft. | 73 | 73 | 0 | 0 | 0 |
Bearings |
Elastomeric Bearing | each | 14 | 10 | 4 | 0 | 0 |
Fixed Bearing | each | 14 | 0 | 11 | 3 | 0 |
Bridge Rail |
Reinforced Concrete Bridge Rail | linear ft. | 290 | 275 | 15 | 0 | 0 |