+30.04815, -89.95741
30°02'53" N, 89°57'27" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0010 over JAHNCKE CANAL
Structure number:023604509014882
Location:4.8 MI EAST OF US 90
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:20.0 ft. [6.1 m]
Total length:100.1 ft. [30.5 m]
Roadway width between curbs:63.0 ft. [19.2 m]
Deck width edge-to-edge:69.6 ft. [21.2 m]
Owner:State Highway Agency [01]
Year built:1972
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]

Latest Available Inspection: December 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:64,260 [as of 2015]
Truck traffic:20% of total traffic
Deck condition:Satisfactory [6 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]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:83.2 tons [75.6 metric tons]
Inventory rating:50.5 tons [45.9 metric tons]
Sufficiency rating:92.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201592.0FairSatisfactorySatisfactoryGood-64260
December 201392.0FairSatisfactorySatisfactoryGood-64260
December 201192.0FairSatisfactorySatisfactoryGood-55440
December 200992.0FairSatisfactory-Good-42360
December 200792.0FairSatisfactoryGoodGood-69060
January 200692.0FairSatisfactoryGoodGood-70320
December 200392.0FairSatisfactoryGoodGood-67620
September 200092.0FairSatisfactoryGoodGood-63310
April 199891.0FairSatisfactoryGoodGood-63310
June 199592.0GoodGoodGoodGood-78235
May 199292.0GoodGoodGoodGood-54262

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Reinforced Concrete Abutmentlinear ft.140707000
Prestressed Concrete Pileeach2424000
Reinforced Concrete Pier Caplinear ft.280280000
Pourable Jointlinear ft.5565065000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.360360000
Reinforced Concrete Slabsq. ft.7,00007,00000