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Pr 52 Northbound over COAMO RIVER & PR 545

Santa Isabel Municipio, Puerto Rico · rated Fair in the 2025 National Bridge Inventory

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

Pr 52 Northbound over COAMO RIVER & PR 545 in Santa Isabel 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 superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1972 and reconstructed in 1992, making it 53 years old at the 2025 inventory.
It carries about 20,600 vehicles a day (traffic count year 2017).
It is one of 9 of the 13 inventoried bridges in Santa Isabel Municipio rated fair (69.2%); 3 (23.1%) 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 450 ft
Location	4 Miles N of Santa Isabel
NBI structure number	011622
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 Northbound over Pr 153	1971	41,200	Fair
Pr 52 Northbound over Dirt Road	1971	20,750	Fair
Pr 52 Southbound over Dirt Road	1971	20,750	Fair
Pr 52 Southbound over COAMO RIVER & PR 545	1972	20,600	Fair
Pr 52 Southbound over Pr 153	1971	19,100	Fair
Pr 52 Sou 71.5 Km over Pr 543 3.4 Km Jueyes Ri	1971	18,900	Poor