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ALTON ROAD over SEABOARD AIRLINE RR

Map 

Coordinates:
+33.56277, -86.65159
33°33'46" N, 86°39'06" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:ALTON ROAD over SEABOARD AIRLINE RR
Structure number:003890
Old structure number:0000016137M0180 (from 1992 edition)
Location:ALTON RD * SAL RR
Purpose:Carries highway over railroad
Route classification:Local (Urban) [19]
Length of largest span:58.1 ft. [17.7 m]
Total length:185.7 ft. [56.6 m]
Roadway width between curbs:25.6 ft. [7.8 m]
Deck width edge-to-edge:31.2 ft. [9.5 m]
Vertical clearance below bridge:24.0 ft. [7.3 m]
Skew angle:41°
Owner:City or Municipal Highway Agency [04]
Year built:1950
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:5
Main spans material:Concrete [1]
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:Posted for load [P]
Average daily traffic:3,000 [as of 2014]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:29.0 tons [26.4 metric tons]
Inventory rating:17.4 tons [15.8 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:50.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$2,156,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201450.0Functionally obsoleteSatisfactoryGoodSatisfactory3000
January 201450.0Functionally obsoleteGoodGoodSatisfactory3000
January 201350.0Functionally obsoleteGoodGoodSatisfactory3000
January 201250.0Functionally obsoleteGoodGoodSatisfactory3000
January 201150.0Functionally obsoleteGoodGoodSatisfactory3000
January 200950.0Functionally obsoleteGoodGoodSatisfactory3000
November 200638.9Structurally deficientGoodGoodGood3000
December 200438.9Structurally deficientGoodGoodGood3000
December 200238.9Structurally deficientGoodGoodGood3000
December 200038.9Structurally deficientGoodGoodGood3000
December 199838.1Structurally deficientGoodGoodGood3000
December 199637.8Structurally deficientGoodGoodGood3000
December 199437.8Structurally deficientGoodGoodGood3000
December 199237.8Structurally deficientGoodSatisfactoryGood3000
September 199046.2Structurally deficientGoodGoodGood3000