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Pr 512 over Guayo River

Juana Díaz Municipio, Puerto Rico · rated Fair in the 2025 National Bridge Inventory

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

Pr 512 over Guayo River in Juana Díaz 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 2004, making it 21 years old at the 2025 inventory.
It carries about 2,600 vehicles a day (traffic count year 2017).
Its listed owner is the state highway agency.
It is one of 42 of the 57 inventoried bridges in Juana Díaz Municipio rated fair (73.7%); 11 (19.3%) 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 163 ft
Location	10 Km on West Juana Diaz
NBI structure number	027451
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Pr 52 Sout 94.6 Km over Farm Road	1971	128,150	Fair
Pr 52 over Unnamed Creek	1970	56,300	Fair
Pr 52 Southbound over Pr 535	1970	35,800	Fair
Off Pr-149 62.2 Km over Las Brujas Creek	2008	31,600	Fair
Pr 52 Nor 94.6 Km over Farm Road	1971	28,150	Fair
Pr 52 Southbound over Descalabrado River	1970	27,900	Fair