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OLD U.S. 280 over CAHABA RIVER

Map 

Coordinates:
+33.43200, -86.71333
33°25'55" N, 86°42'48" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:OLD U.S. 280 over CAHABA RIVER
Structure number:000311
Location:OLD 280 * CAHABA RIVER
Purpose:Carries highway over waterway
Route classification:Local (Urban) [19]
Length of largest span:65.9 ft. [20.1 m]
Total length:325.1 ft. [99.1 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:26.6 ft. [8.1 m]
Owner:City or Municipal Highway Agency [04]
Year built:1925
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:4
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:Open, no restriction [A]
Average daily traffic:6,000 [as of 2014]
Truck traffic:1% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:44.0 tons [40.0 metric tons]
Inventory rating:26.4 tons [24.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:69.1
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$2,978,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201469.1Functionally obsoleteSatisfactorySatisfactorySatisfactory6000
December 201269.1Functionally obsoleteSatisfactorySatisfactorySatisfactory6000
December 201069.1Functionally obsoleteSatisfactorySatisfactorySatisfactory6000
December 200869.1Functionally obsoleteSatisfactorySatisfactorySatisfactory6000
May 200644.6Structurally deficientSatisfactorySatisfactorySatisfactory5000
December 200433.6Structurally deficientFairFairSatisfactory5000
September 200233.6Structurally deficientFairFairSatisfactory5000
August 200033.6Structurally deficientFairFairSatisfactory5000
November 199823.0Structurally deficientFairPoorSatisfactory2000
September 199623.0Structurally deficientFairSeriousSatisfactory2000
October 199423.0Structurally deficientFairSeriousSatisfactory2000
September 199223.0Structurally deficientSatisfactoryPoorSatisfactory2000