US 78 over SOU * L * N RR


+33.52663, -86.85034
33°31'36" N, 86°51'01" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US 78 over SOU * L * N RR
Structure number:001393
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:73.2 ft. [22.3 m]
Total length:355.0 ft. [108.2 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:53.2 ft. [16.2 m]
Vertical clearance below bridge:21.3 ft. [6.5 m]
Skew angle:40°
Owner:State Highway Agency [01]
Year built:1936
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: January 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:45,700 [as of 2016]
Truck traffic:9% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:52.8 tons [48.0 metric tons]
Inventory rating:31.8 tons [28.9 metric tons]
Sufficiency rating:48.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$4,692,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201648.9FairSatisfactoryFairSatisfactoryFO45700
January 201449.0FairSatisfactoryFairSatisfactoryFO45700
January 201250.0FairSatisfactoryFairSatisfactoryFO44990
August 200950.0FairSatisfactoryFairSatisfactoryFO47110
August 200750.0FairSatisfactoryFairSatisfactoryFO47830
August 200550.0FairSatisfactoryFairSatisfactoryFO46020
August 200350.0FairSatisfactoryFairSatisfactoryFO50700
August 200150.0FairSatisfactoryFairSatisfactoryFO50700
September 199951.0FairSatisfactoryFairFairFO51230
October 199751.0FairSatisfactoryFairFairFO51230
August 199542.9FairSatisfactoryFairFairFO48840
September 199342.9FairGoodFairFairFO48840
February 199347.9GoodGoodGoodGoodFO48840