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LOCAL ROAD over DRAINAGE BAYOU

Map

Coordinates:
+30.39000, -90.97833
30°23'24" N, 90°58'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:LOCAL ROAD over DRAINAGE BAYOU
Structure number:611730234905871
Location:3.9 MI.NE LA 42,I-10
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:19.0 ft. [5.8 m]
Total length:57.1 ft. [17.4 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:27.6 ft. [8.4 m]
Owner:County Highway Agency [02]
Year built:1965
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:280 [as of 1975]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Basically intolerable requiring high priority of replacement [2]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:15.0 tons [13.6 metric tons]
Inventory rating:5.9 tons [5.4 metric tons]
Sufficiency rating:25.8
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$217,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201725.8PoorGoodGoodPoorSD280
September 201525.8PoorGoodGoodPoorSD280
September 201325.8PoorGoodGoodSeriousSD280
September 201148.7PoorGoodGoodPoorSD280
September 200948.7PoorGoodSatisfactoryPoorSD280
June 200775.7GoodGoodVery GoodGood-280
July 200575.7GoodGoodVery GoodGood-280
September 200375.7GoodGoodVery GoodGood-280
October 200175.7GoodGoodVery GoodGood-280
November 199975.7GoodGoodVery GoodGood-280
December 199778.7GoodGoodVery GoodGood-280
August 199577.7FairGoodGoodSatisfactory-280
August 199377.7FairGoodSatisfactorySatisfactory-280
May 199175.7FairSatisfactorySatisfactorySatisfactory-280