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LOCAL ROAD over WHITE BAYOU

Map 

Coordinates:
+30.63735, -91.12794
30°38'14" N, 91°07'41" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:LOCAL ROAD over WHITE BAYOU
Structure number:611730383910721
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:96.1 ft. [29.3 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:25.3 ft. [7.7 m]
Skew angle:30°
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:5
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:1,450 [as of 1975]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 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:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank and embankment protection is severely undermined. River control devices have severe damage. Large deposits of debris are in the channel. [4]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:41.9 tons [38.1 metric tons]
Inventory rating:29.9 tons [27.2 metric tons]
Sufficiency rating:64.5

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201664.5FairGoodGoodFair-1450
April 201464.3FairGoodGoodFair-1450
May 201264.3FairGoodGoodFair-1450
May 201075.4FairGoodGoodSatisfactory-1450
June 200875.4FairGoodGoodSatisfactory-1450
June 200675.4GoodGoodVery GoodGood-1450
May 200475.4GoodGoodVery GoodGood-1450
June 200233.2PoorGoodGoodSeriousSD1450
August 200048.0PoorGoodGoodPoorSD1450
July 199878.4FairGoodGoodSatisfactory-1450
July 199676.2GoodGoodVery GoodVery Good-1450
August 199375.1GoodGoodVery GoodVery Good-1450
November 199176.1FairGoodVery GoodSatisfactory-1450