Bridge conditions in San Lorenzo Municipio, Puerto Rico
51 inventoried bridges · 10 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
About one in 5 bridges in San Lorenzo Municipio is rated in poor condition: 10 of 51 on the federal inventory, one of the higher shares in Puerto Rico.
- 10 of the 51 bridges in San Lorenzo Municipio, Puerto Rico, are rated in poor condition (19.6%) in the 2025 National Bridge Inventory, as of .
- 7 bridges (13.7%) are rated good and 34 (66.7%) fair.
- The median San Lorenzo Municipio bridge was built in 1965.
- The busiest poor-rated bridge is Pr 181 16.8 Km over Grande De Loiza River (built 1940), carrying about 8,300 vehicles a day.
Good 13.7% · Fair 66.7% · Poor 19.6% of 51 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Pr 181 16.8 Km over Grande De Loiza River | 1940 | 8,300 | Poor |
| Off Pr 765 2.7 Km over Blanca Creek | 1996 | 7,700 | Poor |
| Pr 181 17.9 Km over Unknown Creek | 1940 | 6,300 | Poor |
| Pr 181 18.7 Km over Berraco Creek | 1940 | 6,300 | Poor |
| Pr 9912 0.1 Km over Grande De Loiza River | 1950 | 5,000 | Poor |
| Off Pr 788 3.7 Km over Unknown Creek | 1999 | 3,300 | Poor |
| Off Pr 745 4.5 Km over Emajagua River | 1964 | 1,400 | Poor |
| Pr 9920 over Grande De Loiza River | 1960 | 800 | Poor |
| Pr 9929 0.1 Km over Creek | 1930 | 600 | Poor |
| Off Pr 902 4.4 Km over Capeles Creek | 1991 | 150 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Pr 203 5.8 Km over GDE. DE LOIZA RV.&PR | 1998 | 17,900 | Fair |
| Pr 183 over Los Puercos Creek | 2000 | 17,080 | Good |
| Pr 9931 0.6 Km over Creek | 1945 | 11,900 | Fair |
| Off Pr 183 12.7 Km over Unnamed Creek | 1999 | 10,300 | Fair |
| Pr 183 8.1 Km over Hato Creek | 1925 | 10,000 | Fair |
| Pr 916 3.5 Km over Quebrada Grande Creek | 2003 | 9,200 | Good |
| Pr 181 over Grande De Loiza River | 1955 | 8,700 | Fair |
| Pr 183 11.3 Km over Grande De Loiza River | 1965 | 8,400 | Fair |
| Pr 181 16.8 Km over Grande De Loiza River | 1940 | 8,300 | Poor |
| Pr 181 over Blanca Creek | 1926 | 7,900 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Puerto Rico: Puerto Rico bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.