+41.85755, -87.64639
41°51'27" N, 87°38'47" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:18TH ST over RR TRACKS
Structure number:016611600000000
Old structure number:000016611627308 (from 1992 edition)
Location:1800S.& 300W.TO 200W
Purpose:Carries highway over railroad
Route classification:Collector (Urban) [17]
Length of largest span:109.3 ft. [33.3 m]
Total length:519.7 ft. [158.4 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:65.9 ft. [20.1 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:70°
Owner:City or Municipal Highway Agency [04]
Year built:1967
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:7
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:13,800 [as of 2014]
Truck traffic:11% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:64.1
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$737,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017PoorPoorPoorFair1380064.1
May 2015PoorPoorFairFair1380061.1
May 2013PoorPoorFairFair1380061.1
June 2011PoorPoorFairFair1090060.8
June 2009PoorPoorFairFair730060.8
January 2007PoorFairFairPoor730046.8
January 2005PoorSatisfactoryFairPoor830947.8
January 2003PoorSatisfactoryFairPoor830950.0
January 2001PoorSatisfactoryFairPoor830950.0
October 1998FairSatisfactoryFairFair830066.0
September 1996FairSatisfactoryFairFair830066.0
October 1994FairSatisfactorySatisfactoryFair830063.0
September 1992FairGoodSatisfactorySatisfactory830079.0
October 1990GoodGoodGoodGood830079.0