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Dwyer Rd over I-510

Orleans Parish, Louisiana · rated Fair in the 2025 National Bridge Inventory

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

Dwyer Rd over I-510 in Orleans 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 1992, making it 33 years old at the 2025 inventory.
It carries about 17,100 vehicles a day (traffic count year 2015).
Its listed owner is the state highway agency.
It is one of 176 of the 381 inventoried bridges in Orleans Parish rated fair (46.2%); 41 (10.8%) 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	Continuous prestressed concrete stringer or multi-beam girder
Length	about 1,417 ft
Location	0.55M N of US 90
NBI structure number	023604504301401
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 Inner Harbor /city Sts	1966	181,400	Fair
I0010 over Gravier Street	1969	172,504	Fair
I0010 over Metairie Road	1962	169,357	Fair
Us0090-b over R/R City Sts	1960	154,311	Fair
Us0090-b over City Streets	1995	154,311	Fair
Us0090-b over Mississippi River	1985	154,311	Poor