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DERBY DRIVE over ALTON ROAD

Map 

Coordinates:
+33.56667, -86.63333
33°34'00" N, 86°37'60" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:DERBY DRIVE over ALTON ROAD
Structure number:018288
Location:DERBY DR * ALTON RD @I459
Purpose:Carries highway over railroad
Route classification:Local (Urban) [19]
Length of largest span:60.0 ft. [18.3 m]
Total length:142.1 ft. [43.3 m]
Roadway width between curbs:84.0 ft. [25.6 m]
Deck width edge-to-edge:86.6 ft. [26.4 m]
Vertical clearance below bridge:18.0 ft. [5.5 m]
Skew angle:
Owner:City or Municipal Highway Agency [04]
Year built:1993
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:3
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: December 2014 

Status:Open, no restriction [A]
Average daily traffic:2,000 [as of 2014]
Truck traffic:5% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:51.7 tons [47.0 metric tons]
Inventory rating:30.9 tons [28.1 metric tons]
Sufficiency rating:95.6
Estimated cost of work:$4,724,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201495.6Not deficientGoodGoodGood2000
December 201295.6Not deficientGoodGoodGood2000
December 201098.5Not deficientVery GoodGoodGood2000
December 200898.5Not deficientVery GoodGoodGood2000
November 200698.5Not deficientVery GoodGoodGood2000
December 200498.5Not deficientVery GoodGoodGood2000
December 200298.5Not deficientVery GoodGoodGood2000