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LA3134 over LA45;LA303;ICWW

Map

Coordinates:
+29.75606, -90.09986
29°45'22" N, 90°05'59" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA3134 over LA45;LA303;ICWW
Structure number:022604290207501
Location:.3 MI SOUTH OF LA 301
Purpose:Carries highway over highway and waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:220.2 ft. [67.1 m]
Total length:4624.2 ft. [1409.4 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:43.3 ft. [13.2 m]
Vertical clearance below bridge:71.9 ft. [21.9 m]
Owner:State Highway Agency [01]
Year built:1976
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:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:6,914 [as of 2015]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:In place and functioning [2]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:59.4 tons [54.0 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:74.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201574.0FairGoodSatisfactoryGood-6914
September 201374.0FairGoodSatisfactoryGood-6914
October 201174.0GoodGoodGoodGood-6914
October 200974.0GoodGoodGoodGood-8000
August 200774.0FairGoodSatisfactoryGood-9300
December 200483.2FairGoodSatisfactoryGood-1270
October 200176.9FairGoodSatisfactoryGood-6622
July 199876.9GoodGoodGoodGood-6914
January 199586.9GoodGoodGoodGood--
August 199286.9GoodGoodGoodVery Good--
August 198986.9GoodGoodGoodVery Good--

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.2,9002,62227800
Prestressed Concrete Girder/Beamlinear ft.26,23626,236000
Deck
Reinforced Concrete Decksq. ft.181,77679,170102,60600
Superstructure
Steel Pin or Pin & Hangar Assemblyeach1010000
Substructure
Reinforced Concrete Abutmentlinear ft.9696000
Steel Pileeach36241200
Reinforced Concrete Pileeach8888000
Reinforced Concrete Pier Caplinear ft.2,2261682,05800
Joints
Pourable Jointlinear ft.4208533500
Compression Jointlinear ft.1,8484216000827
Assembly without Seal Jointlinear ft.126126000
Bearings
Elastomeric Bearingeach616615010
Movable Bearingeach1000100
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.9,2569,256000
Deck
Reinforced Concrete Slabsq. ft.12,6006,3006,30000