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IS 64 W over CST 4TH ST, CST BROADWAY

Map

Coordinates:
+38.61905, -90.18682
38°37'09" N, 90°11'13" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IS 64 W over CST 4TH ST, CST BROADWAY
Structure number:1246
Location:S 23 T 45 N R 7 E
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:254.6 ft. [77.6 m]
Total length:7847.5 ft. [2391.8 m]
Roadway width between curbs:28.9 ft. [8.8 m]
Deck width edge-to-edge:33.8 ft. [10.3 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1964
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:6
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: June 2016

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:52,665 [as of 2016]
Truck traffic:18% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:37.6 tons [34.2 metric tons]
Inventory rating:22.8 tons [20.7 metric tons]
Sufficiency rating:21.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$131,628,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201621.0PoorPoorPoorSatisfactorySD52665
July 201426.0PoorFairPoorSatisfactorySD43047
July 201242.0FairFairFairSatisfactory-40813
August 201117.3PoorPoorFairSatisfactorySD40813
August 201017.8PoorPoorFairSatisfactorySD41225
August 20095.0PoorPoorPoorSatisfactorySD41641
July 20085.0PoorPoorSeriousSatisfactorySD41216
July 20075.0PoorPoorSeriousSatisfactorySD41062
August 200629.8FairFairSatisfactorySatisfactorySD41062
July 200527.8PoorPoorSatisfactorySatisfactorySD41021
November 200427.8PoorPoorSatisfactorySatisfactorySD50610
August 200329.8FairFairSatisfactorySatisfactorySD50559
October 200126.8FairFairSatisfactorySatisfactorySD39898