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R9 (US231N-I565E) over CREEK; CITY STREETS

Map 

Coordinates:
+34.72998, -86.59641
34°43'48" N, 86°35'47" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:R9 (US231N-I565E) over CREEK; CITY STREETS
Structure number:015940
Location:RAMP 9 BUS DEPOT
Purpose:Carries highway over highway, waterway, and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:191.0 ft. [58.2 m]
Total length:2791.1 ft. [850.7 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:27.9 ft. [8.5 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Owner:State Highway Agency [01]
Year built:1991
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:11
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,840 [as of 2016]
Truck traffic:6% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:44.8 tons [40.7 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:83.6
Estimated cost of work:$17,894,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201683.6FairGoodFairGood-8840
February 201483.7FairGoodFairGood-8500
February 201383.8FairGoodFairGood-8019
February 201283.8FairGoodFairGood-7988
February 201183.8FairGoodFairGood-7988
February 201083.8FairGoodFairGood-8065
February 200883.8FairGoodFairGood-7969
February 200683.9FairGoodFairGood-7545
February 200484.1FairGoodFairGood-7040
February 200284.1FairGoodFairGood-7040
January 200083.7FairGoodFairGood-8408
January 199893.6FairGoodSatisfactoryGood-8243
November 199593.6GoodGoodGoodGood-7923
November 199393.7GoodGoodGoodGood-7337