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San Anto St .10 Km over Guaynabo River

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

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

San Anto St .10 Km over Guaynabo River in Guaynabo 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 5 (fair condition) on the 0-9 scale.
It was built in 1983, making it 42 years old at the 2025 inventory.
It carries about 2,950 vehicles a day (traffic count year 2005).
Its listed owner is a city or municipal highway agency.
It is one of 40 of the 63 inventoried bridges in Guaynabo Municipio rated fair (63.5%); 6 (9.5%) 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 152 ft
Location	at Side of Market Place
NBI structure number	018091
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 22 over Pr 165	1971	180,400	Fair
Pr 22 over Pr 28	1971	104,500	Poor
Pr 22 Westbound over Pr 2	1976	96,550	Fair
Pr 22 Easb 5.7 Km over Pr 2 5.0 Km	1976	96,550	Fair
Pr 20 1.2 Km over Pr 17 Pi%ero Ave 7.7 Km	1989	85,400	Fair
Pr 20 PR169 .25 Km over Frailes Creek	2012	85,400	Good