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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 2016 

Good/Fair/Poor Condition:Fair
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:41.9 tons [38.1 metric tons]
Inventory rating:29.9 tons [27.2 metric tons]
Sufficiency rating:62.2
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. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201662.2FairGoodSatisfactoryFairFO2090
April 201461.9FairGoodSatisfactoryFairFO2090
May 201214.9PoorGoodSatisfactoryCriticalSD2090
June 201073.1FairGoodSatisfactorySatisfactory-2090
June 200844.8FairGoodGoodSatisfactoryFO2090
June 200670.9GoodGoodVery GoodGoodFO2090
May 200470.9GoodGoodVery GoodGoodFO2090
June 200270.9GoodGoodVery GoodGoodFO2090
August 200070.9GoodGoodVery GoodGoodFO2090
July 199873.9GoodGoodVery GoodGoodFO2090
July 199673.9GoodGoodVery GoodGoodFO2090
August 199373.8GoodGoodVery GoodGoodFO2090
October 199171.8FairSatisfactoryGoodSatisfactoryFO2090