How many bridges are in Puerto Rico?

Puerto Rico has 2,387 public highway bridges tracked in the FHWA National Bridge Inventory. View detailed condition data for each bridge on PlainBridges.

What percentage of bridges in Puerto Rico are in Poor condition?

12.0% of bridge records in Puerto Rico are in Poor condition, meaning the lowest applicable major-component rating is 4 or below, compared with 7.0% across state inventories.

State profile · Above median Poor share

Puerto Rico bridge safety

Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Puerto Rico, based on the FHWA National Bridge Inventory.

Compiled by PlainBridges, Independent data publisher

2,387
Public bridges: 14.1%
Good condition: 12.0%
Poor condition

Data updated May 2026

Total Bridges

2,387

Public highway bridges in Puerto Rico

Good Condition

14.1%

336 bridges rated 7-9

-35.9pp vs 50% benchmark

Poor Condition

12.0%

286 bridges whose lowest applicable component is rated 0-4

5.0pp vs national avg 7.0%

Puerto Rico vs national bridge condition

Puerto Rico - Good condition share 14.1%

National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Puerto Rico - Poor-condition share 39.9%

National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Condition Distribution

Bridge inventory deck-condition mix - Puerto Rico (FHWA NBI)

Counties (78)

Adjuntas 33 Aguada 19 Aguadilla 13 Aguas Buenas 13 Aibonito 15 Arecibo 51 Arroyo 13 Añasco 22 Barceloneta 11 Barranquitas 14 Bayamón 78 Cabo Rojo 21 Caguas 92 Camuy 4 Canóvanas 30 Carolina 73 Cataño 16 Cayey 81 Ceiba 29 Ciales 18 Cidra 21 Coamo 30 Comerío 16 Corozal 28 Culebra 1 Dorado 20 Fajardo 20 Florida 1 Guayama 29 Guayanilla 34 Guaynabo 63 Gurabo 19 Guánica 25 Hatillo 9 Hormigueros 17 Humacao 69 Isabela 5 Jayuya 34 Juana Díaz 55 Juncos 28 Lajas 6 Lares 16 Las Marías 13 Las Piedras 24 Loíza 5 Luquillo 20 Manatí 15 Maricao 13 Maunabo 22 Mayagüez 45 Moca 13 Morovis 15 Naguabo 51 Naranjito 20 Orocovis 19 Patillas 32 Peñuelas 25 Ponce 123 Quebradillas 3 Rincón 8 Río Grande 47 Sabana Grande 27 Salinas 40 San Germán 45 San Juan 204 San Lorenzo 51 San Sebastián 31 Santa Isabel 12 Toa Alta 17 Toa Baja 28 Trujillo Alto 12 Utuado 57 Vega Alta 16 Vega Baja 23 Vieques 13 Villalba 25 Yabucoa 41 Yauco 40

Puerto Rico vs nearby ranks

Adjacent states by Poor-condition share (lower share = better)

States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Puerto Rico on the same metric.

North Dakota

10.84% top marginal rate

Structure: Progressive
Burden @ $100K: $4,242

Louisiana

11.00% top marginal rate

Structure: Progressive
Burden @ $100K: $12,699

Selected

Puerto Rico

11.98% top marginal rate

Structure: Progressive
Burden @ $100K: $2,387

Maine

13.23% top marginal rate

Structure: Progressive
Burden @ $100K: $771

Guam

15.25% top marginal rate

Structure: Progressive
Burden @ $100K: $59

Bridges Needing Most Attention in Puerto Rico

Six lowest-condition bridges in Puerto Rico, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.

OFF PR 184

Poor

Over: GRANDE DE PATILLAS RIVER

11.5 KMS NW. OF PATILLAS, Patillas, PR

Built 1965 Load: 2.7 t ADT: 100

OFF 511 R

Poor

Over: INABON RIVER

29.4 Km North of Ponce, Ponce, PR

Built 2021 Load: 2.7 t ADT: 900

JOSE TORRES STREET

Poor

Over: RIO CULEBRINAS

PR-125 OVR RIO CULEBRINAS, San Sebastián, PR

Built 1901 Load: 2.7 t ADT: 5,900

OFF PR 200

Poor

Over: CREEK

ISABEL II CITY, VIEQUES, Vieques, PR

Built 1930 Load: 2.7 t ADT: 500

PR 9912

Poor

Over: GRANDE DE LOIZA RIVER

10 KM S W OF SAN LORENZO, San Lorenzo, PR

Built 1950 Load: 2.8 t ADT: 5,000

PR 955

Poor

Over: JUAN GONZALEZ CREEK

4 KM EAST OF RIO GRANDE, Río Grande, PR

Built 1900 Load: 2.9 t ADT: 1,000

All Bridges in Puerto Rico

Sort by:

RAMP PR 2 TO PR 1

Unknown

Over: PR 2

SANTURCE ENTRANCE ROUTE 2, San Juan, PR

Built 1966 ADT: 76,960

PR 22 EASTBOUND

Unknown

Over: DE DIEGO AVENUE

NORTH OF PUERTO NUEVO DEV, San Juan, PR

Built 1975 ADT: 26,798

PR 22 WESTBOUND

Unknown

Over: DE DIEGO AVENUE

NORTH OF PUERTO NUEVO DEV, San Juan, PR

Built 1975 ADT: 26,798

PR 1

Unknown

Over: CONCEPCION STREET

FIRST BGE E INT PR2 & PR1, San Juan, PR

Built 1971

PR 22

Unknown

Over: PR 1

NORTH MARTIN PE%A CHANNEL, San Juan, PR

Built 1971 ADT: 84,200

PR 1

Unknown

Over: LOS ANGELES STREET

SAN JUAN, SANTURCE AREA, San Juan, PR

Built 1971 ADT: 10,000

PR 1 SOUTHBOUND

Unknown

Over: SAGRADO CORAZON STREET

9 KM S E OF OLD SAN JUAN, San Juan, PR

Built 1971 ADT: 10,500

PR 1 NORTHBOUND

Unknown

Over: SAN ROBERTO STREET

4 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1967 ADT: 2,800

PR 1 SOUTHBOUND

Unknown

Over: SAN ROBERTO STREET

4 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1967 ADT: 2,800

PR 18

Unknown

Over: RAMP FROM PR 21

0.17 KM SOUTH INT PR 21, San Juan, PR

Built 1965 ADT: 48,600

PR 18 NORTHBOUND

Unknown

Over: PR 21

5.8 KM N E OF GUAYNABO, San Juan, PR

Built 1965 ADT: 45,969

PR 18 SOUTHBOUND

Unknown

Over: PR 21

5.8 KM N E OF GUAYNABO, San Juan, PR

Built 1965 ADT: 45,969

AMERICO MIRANDA

Unknown

Over: PR 18 (LAS AMERICAS EXP)

AT SJ MED CENTER ENTRANCE, San Juan, PR

Built 1967 ADT: 178,900

PR 18

Unknown

Over: PR 17 (PIÑERO AVENU

AT INT PR 18 AND PR 17, San Juan, PR

Built 1967 ADT: 60,000

PR 18

Unknown

Over: DOMENECH STREET

AT EAST BITHORN STADIUM, San Juan, PR

Built 1967 ADT: 26,000

PR 18

Unknown

Over: PR 23 (ROOSEVELT AV.)

AT INT PR 18 AND PR 23, San Juan, PR

Built 1967 ADT: 41,700

PR 177

Unknown

Over: PR 1

9 KM S E OF SAN JUAN, San Juan, PR

Built 1976 ADT: 75,100

RAMP PR 26 TO PR22

Unknown

Over: CANALS STREET

CANALS STREET, SANTURCE, San Juan, PR

Built 1976 ADT: 5,000

PR 26

Unknown

Over: PR 22 (DE DIEGO EXP.)

100 MTS N MINILLAS TUNNEL, San Juan, PR

Built 1978 ADT: 128,100

RAMP FROM PR 26

Unknown

Over: PR 22 RAMP

100 MTS N MINILLAS CENTER, San Juan, PR

Built 1977 ADT: 57,700

PR 52 NORTHBOUND

Unknown

Over: PR 177

2.1 MI S W OF RIO PIEDRAS, San Juan, PR

Built 1979 ADT: 65,200

PR 52 SOUTHBOUND

Unknown

Over: PR 177

2.1 MI S W OF RIO PIEDRAS, San Juan, PR

Built 1979 ADT: 65,500

PR 52 NORTHBOUND

Unknown

Over: PR 199

4 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1977 ADT: 49,100

PR 52 SOUTHBOUND

Unknown

Over: PR 199

4 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1977 ADT: 53,361

PR 1

Unknown

Over: PR 18 (LAS AMERICAS EXP)

6 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1977 ADT: 221,000

PR 1

Unknown

Over: PR 18 (LAS AMERICAS EXP)

6 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1977 ADT: 170,000

PR 1

Unknown

Over: PR 52

6 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1976 ADT: 170,000

PR 838

Unknown

Over: PR 52

6 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1976 ADT: 170,000

PR 52 SOUTHBOUND

Unknown

Over: LOCAL ROAD

5 KM SOUTH OF RIO PIEDRAS, San Juan, PR

Built 1977 ADT: 900

PR 52 NORTHBOUND

Unknown

Over: LOCAL ROAD

5 KM SOUTH OF RIO PIEDRAS, San Juan, PR

Built 1977 ADT: 900

PR 52 SOUTHBOUND

Unknown

Over: MONTEHIEDRA AVENUE

10 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1977 ADT: 25,000

PR 52 NORTHBOUND

Unknown

Over: MONTEHIEDRA AVENUE

10 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1977 ADT: 25,000

PR 52 SOUTHBOUND

Unknown

Over: LUCIANO VAZQUEZ ROAD

11 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1977 ADT: 200

PR 52 NORTHBOUND

Unknown

Over: LUCIANO VAZQUEZ ROAD

11 KM S W OF RIO PIEDRAS, San Juan, PR

Built 1977 ADT: 200