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SR 255 over NORFOLK SOUTHERN

Map

Coordinates:
+34.70000, -86.66667
34°42'00" N, 86°40'00" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR 255 over NORFOLK SOUTHERN
Structure number:014766
Location:0.1 MI N JCT I565 * SR255
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:80.1 ft. [24.4 m]
Total length:288.1 ft. [87.8 m]
Roadway width between curbs:52.2 ft. [15.9 m]
Deck width edge-to-edge:54.8 ft. [16.7 m]
Vertical clearance below bridge:21.3 ft. [6.5 m]
Skew angle:19°
Owner:State Highway Agency [01]
Year built:1968
Year reconstructed:1989
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:4
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: May 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:29,110 [as of 2015]
Truck traffic:4% of total traffic
Deck condition:Good [7 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:86.8 tons [78.9 metric tons]
Inventory rating:52.0 tons [47.3 metric tons]
Sufficiency rating:96.2
Estimated cost of work:$4,033,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201596.2FairGoodSatisfactorySatisfactory-29110
May 201396.3FairGoodSatisfactorySatisfactory-27990
May 201197.5FairGoodSatisfactorySatisfactory-26426
May 200997.6FairGoodSatisfactorySatisfactory-26035
May 200797.6FairGoodSatisfactorySatisfactory-25925
May 200597.8FairGoodSatisfactorySatisfactory-23675
May 200397.9FairGoodSatisfactorySatisfactory-22280
May 200197.9FairGoodSatisfactorySatisfactory-22280
April 199996.2FairGoodSatisfactorySatisfactory-19630
April 199796.6FairGoodSatisfactorySatisfactory-15100
April 199596.9FairGoodSatisfactorySatisfactory-14520
April 199397.4FairGoodSatisfactorySatisfactory-8260
April 199197.3FairGoodSatisfactorySatisfactory-9510

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.2,3042,304000
Steel Protective Coatingsq. ft.26,340026,34000
Deck
Reinforced Concrete Decksq. ft.15,84015,68101590
Substructure
Reinforced Concrete Columneach1515000
Reinforced Concrete Abutmentlinear ft.142142000
Reinforced Concrete Pier Caplinear ft.156156000
Joints
Compression Jointlinear ft.2902009000
Bearings
Movable Bearingeach6460400
Steel Protective Coatingsq. ft.128012260
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.576576000