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LA0978 over BAYOU GROSSE TETE

Map

Coordinates:
+30.56866, -91.48988
30°34'07" N, 91°29'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0978 over BAYOU GROSSE TETE
Structure number:613908391201091
Location:LA0978
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:20.0 ft. [6.1 m]
Total length:100.1 ft. [30.5 m]
Roadway width between curbs:24.3 ft. [7.4 m]
Deck width edge-to-edge:29.5 ft. [9.0 m]
Owner:State Highway Agency [01]
Year built:1962
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:5
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,230 [as of 2015]
Truck traffic:1% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:42.6 tons [38.7 metric tons]
Inventory rating:25.7 tons [23.4 metric tons]
Sufficiency rating:70.6

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201670.6GoodGoodGoodVery Good-1230
February 201471.6GoodGoodGoodVery Good-1230
February 201271.5GoodGoodGoodVery Good-1420
January 201073.5GoodGoodVery GoodVery Good-1390
January 200872.5FairSatisfactoryVery GoodVery Good-1400
January 200672.5FairSatisfactoryVery GoodVery Good-1290
January 200472.6FairSatisfactoryVery GoodVery Good-1110
January 200272.7FairSatisfactoryVery GoodVery Good-925
January 200073.8FairSatisfactoryVery GoodVery Good-690
January 199874.8FairSatisfactoryVery GoodVery Good-690
January 199673.6FairSatisfactoryVery GoodVery Good-635
January 199473.7FairSatisfactoryVery GoodVery Good-449
January 199273.7FairSatisfactoryVery GoodVery Good-531

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Substructure
Reinforced Concrete Abutmentlinear ft.7272000
Prestressed Concrete Pileeach1616000
Reinforced Concrete Pier Caplinear ft.100010000
Joints
Pourable Jointlinear ft.120012000
Bridge Rail
Other Material Bridge Raillinear ft.200020000
Deck
Reinforced Concrete Slabsq. ft.2,4002,400000