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IS 55 N over CST GASCONADE ST

Map

Coordinates:
+38.58044, -90.22555
38°34'50" N, 90°13'32" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:IS 55 N over CST GASCONADE ST
Structure number:879
Old structure number:A1083R 3 (from 1992 edition)
Location:S 3 T 44 N R 7 E
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:69.9 ft. [21.3 m]
Total length:193.9 ft. [59.1 m]
Roadway width between curbs:54.1 ft. [16.5 m]
Deck width edge-to-edge:56.8 ft. [17.3 m]
Vertical clearance below bridge:15.1 ft. [4.6 m]
Skew angle:44°
Owner:State Highway Agency [01]
Year built:1965
Year reconstructed:1985
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: August 2015

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:47,169 [as of 2015]
Truck traffic:12% of total traffic
Deck condition:Satisfactory [6 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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Equal to present minimum criteria [6]
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:76.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$1,365,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201576.2FairSatisfactorySatisfactorySatisfactoryFO47169
August 201375.9FairGoodSatisfactorySatisfactoryFO51494
August 201174.5FairGoodSatisfactorySatisfactoryFO37227
September 200974.6FairGoodSatisfactorySatisfactoryFO37983
August 200773.8FairGoodGoodSatisfactoryFO51276
August 200574.2FairGoodGoodSatisfactoryFO43811
July 200374.3FairGoodGoodSatisfactoryFO43420
June 200173.3FairGoodGoodSatisfactoryFO42612
July 200069.8FairGoodGoodSatisfactoryFO47676
July 199969.5FairGoodGoodSatisfactoryFO50254
July 199869.5FairGoodGoodSatisfactoryFO50254
July 199769.5FairGoodGoodSatisfactoryFO50254
August 199669.9FairGoodGoodSatisfactoryFO47265
December 199572.1FairGoodGoodSatisfactoryFO47265
February 199472.5GoodGoodGoodGood-42787
December 199272.5GoodGoodGoodGood-42787
December 199172.6FairSatisfactorySatisfactoryVery Good-41300