Share:

LOCAL ROAD over BAYOU ST. JOHN

Map

Coordinates:
+30.02619, -90.08284
30°01'34" N, 90°04'58" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LOCAL ROAD over BAYOU ST. JOHN
Structure number:023630015900512
Location:0.35 N. OF ROBERT E. LEE
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:105.0 ft. [32.0 m]
Total length:713.0 ft. [217.3 m]
Roadway width between curbs:22.0 ft. [6.7 m]
Deck width edge-to-edge:56.1 ft. [17.1 m]
Vertical clearance below bridge:13.8 ft. [4.2 m]
Owner:Other Local Agencies [25]
Year built:1989
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:9
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:43.9 tons [39.9 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:96.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201796.0GoodGoodVery GoodGoodFO-
April 201596.0GoodVery GoodVery GoodGoodFO-
April 201396.0GoodVery GoodVery GoodVery GoodFO-
June 201196.0GoodVery GoodVery GoodVery GoodFO-
July 200996.0GoodGoodVery GoodGoodFO-
April 200796.0GoodGoodVery GoodGoodFO-
April 200596.0GoodGoodVery GoodVery GoodFO-
December 200396.0GoodVery GoodVery GoodVery GoodFO-
November 200196.0GoodVery GoodVery GoodVery GoodFO-
August 199996.0GoodVery GoodVery GoodVery GoodFO-
July 199796.0GoodVery GoodVery GoodVery Good--
June 199591.0GoodVery GoodVery GoodVery Good--
May 199391.0GoodVery GoodVery GoodVery Good--
July 199191.0GoodGoodGoodVery Good--

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.4,4864,486000
Deck
Reinforced Concrete Decksq. ft.21,63021,630000
Substructure
Reinforced Concrete Abutmentlinear ft.72621000
Prestressed Concrete Pileeach3131000
Reinforced Concrete Pier Caplinear ft.288028800
Joints
Compression Jointlinear ft.3601301000130
Bearings
Elastomeric Bearingeach114114000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,1632,163000