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I0010 over Ramp to Port Allen

West Baton Rouge Parish, Louisiana · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

I0010 over Ramp to Port Allen in West Baton Rouge Parish, Louisiana, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1968, making it 57 years old at the 2025 inventory.
It carries about 7,586 vehicles a day (traffic count year 2021).
Its listed owner is the state highway agency.
It is one of 38 of the 72 inventoried bridges in West Baton Rouge Parish rated fair (52.8%); 10 (13.9%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 377 ft
Location	0.18 M E of LA 1
NBI structure number	616104500812308
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.

Bridge	Built	Vehicles/day	Condition
I0010 over La 1 & M.p. RR	1968	197,070	Fair
I0010 over Bayou Choctaw	1974	80,618	Fair
I0010 over Bridge 290 Ebl	1973	80,618	Good
I0010 over Drainage Canal	1968	80,618	Good
I0010 over Drainage Canal	1969	80,618	Fair
I0010 over La 415	1969	80,618	Fair