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LA0022 over NATALBANY RIVER

Map

Coordinates:
+30.43163, -90.54687
30°25'54" N, 90°32'49" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0022 over NATALBANY RIVER
Structure number:625302610300001
Location:0.07 MI. EAST OF LA 42
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:60.0 ft. [18.3 m]
Total length:500.0 ft. [152.4 m]
Roadway width between curbs:23.6 ft. [7.2 m]
Deck width edge-to-edge:28.9 ft. [8.8 m]
Owner:State Highway Agency [01]
Year built:1956
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:11
Main spans material:Steel [3]
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: March 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,600 [as of 2015]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 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:Better than present minimum criteria [7]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:41.9 tons [38.1 metric tons]
Inventory rating:25.0 tons [22.7 metric tons]
Sufficiency rating:64.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$2,067,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201764.0FairSatisfactorySatisfactorySatisfactoryFO8600
March 201563.6FairSatisfactorySatisfactorySatisfactoryFO8600
March 201361.9FairSatisfactorySatisfactorySatisfactoryFO11000
March 201162.5FairSatisfactorySatisfactorySatisfactoryFO10100
January 200962.8FairSatisfactorySatisfactorySatisfactoryFO9700
February 200763.6FairSatisfactorySatisfactorySatisfactoryFO8600
January 200563.8FairSatisfactorySatisfactorySatisfactoryFO8300
June 200363.9FairSatisfactorySatisfactorySatisfactoryFO8200
April 200164.3FairSatisfactorySatisfactorySatisfactoryFO7717
May 199964.6FairSatisfactoryGoodGoodFO7192
January 199750.4FairSatisfactoryGoodGoodFO7924
November 199451.0FairSatisfactorySatisfactorySatisfactoryFO7579
January 199352.9FairSatisfactorySatisfactorySatisfactoryFO5473
May 199152.9FairSatisfactorySatisfactorySatisfactoryFO5473

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.2,0002,000000
Deck
Reinforced Concrete Decksq. ft.14,500014,50000
Substructure
Reinforced Concrete Abutmentlinear ft.5858000
Steel Pileeach66000
Reinforced Concrete Pileeach4242000
Steel Pier Caplinear ft.1515000
Reinforced Concrete Pier Caplinear ft.270270000
Joints
Open Jointlinear ft.240240000
Assembly without Seal Jointlinear ft.4848000
Bearings
Movable Bearingeach4400440
Fixed Bearingeach4404400
Bridge Rail
Other Material Bridge Raillinear ft.1,0000985015