+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:521.0 ft. [158.8 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:65.9 ft. [20.1 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:20°
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: June 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,500 [as of 2018]
Truck traffic:7% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
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:58.6
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$737,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2018FairFairFairFair950058.6
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