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Pr 186 over Grande River

Río Grande Municipio, Puerto Rico · rated Fair in the 2025 National Bridge Inventory

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

Pr 186 over Grande River in Río Grande Municipio, Puerto Rico, 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 1941 and reconstructed in 1960, making it 84 years old at the 2025 inventory.
It carries about 200 vehicles a day (traffic count year 2017).
Its listed owner is the state highway agency.
It is one of 28 of the 48 inventoried bridges in Río Grande Municipio rated fair (58.3%); 7 (14.6%) 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

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

Bridge	Built	Vehicles/day	Condition
Pr 3 over Espiritu Santo River	1976	48,100	Fair
Pr 3 over Juan Gonzalez Creek	1976	48,100	Fair
Pr 3 25.5 Km over Grande River	1976	47,900	Fair
Pr 3 over Dirt Road	1978	37,000	Fair
Pr 3 30.7 Km over Cattle Pass	1978	37,000	Fair
Pr 3 21.45 Km over Angela Creek	1956	36,700	Fair