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LOCAL ROAD over DRAINAGE BAYOU

Map 

Coordinates:
+30.64083, -91.15031
30°38'27" N, 91°09'01" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:LOCAL ROAD over DRAINAGE BAYOU
Structure number:611730384910901
Location:ZACHARY,LOWER ZACHARY RD.
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:19.0 ft. [5.8 m]
Total length:58.1 ft. [17.7 m]
Roadway width between curbs:23.6 ft. [7.2 m]
Deck width edge-to-edge:24.9 ft. [7.6 m]
Skew angle:15°
Owner:County Highway Agency [02]
Year built:1970
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:3
Main spans material:Wood or timber [7]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2014 

Status:Posted for load [P]
Average daily traffic:2,090 [as of 1975]
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 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 desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:41.6 tons [37.8 metric tons]
Inventory rating:29.7 tons [27.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:61.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$220,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201461.9Functionally obsoleteGoodSatisfactoryFair2090
May 201214.9Structurally deficientGoodSatisfactoryCritical2090
June 201073.1Not deficientGoodSatisfactorySatisfactory2090
June 200844.8Functionally obsoleteGoodGoodSatisfactory2090
June 200670.9Functionally obsoleteGoodVery GoodGood2090
May 200470.9Functionally obsoleteGoodVery GoodGood2090
June 200270.9Functionally obsoleteGoodVery GoodGood2090
August 200070.9Functionally obsoleteGoodVery GoodGood2090
July 199873.9Functionally obsoleteGoodVery GoodGood2090
July 199673.9Functionally obsoleteGoodVery GoodGood2090
August 199373.8Functionally obsoleteGoodVery GoodGood2090
October 199171.8Functionally obsoleteSatisfactoryGoodSatisfactory2090