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IS 55 S over RT Z

Map 

Coordinates:
+38.28709, -90.40320
38°17'14" N, 90°24'12" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:IS 55 S over RT Z
Structure number:803
Location:S 420 T 41 N R 6 E
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:56.1 ft. [17.1 m]
Total length:149.0 ft. [45.4 m]
Roadway width between curbs:37.4 ft. [11.4 m]
Deck width edge-to-edge:40.4 ft. [12.3 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Skew angle:11°
Owner:State Highway Agency [01]
Year built:1965
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2014 

Status:Open, no restriction [A]
Average daily traffic:31,560 [as of 2014]
Truck traffic:18% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:61.4 tons [55.8 metric tons]
Inventory rating:36.6 tons [33.3 metric tons]
Sufficiency rating:94.5

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201494.5Not deficientSatisfactorySatisfactoryGood31560
November 201294.6Not deficientGoodGoodGood29922
January 201294.6Not deficientGoodGoodGood29381
January 201094.6Not deficientGoodGoodGood29978
January 200894.4Not deficientGoodGoodGood32547
December 200594.3Not deficientGoodGoodGood34484
February 200494.8Not deficientGoodGoodGood24793
November 200194.9Not deficientGoodGoodGood23214