US Bridges

Pr 52 Northbound over LA Plata River

Fair

Cayey Municipio, Puerto Rico · 3 KM North East of Cayey · Structure no. 020232

Built
1971
54 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
294 ft
3 main spans
Daily traffic
32,850
2017 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pr 52 Northbound over LA Plata River is a prestressed concrete stringer/multi-beam or girder carrying Pr 52 Northbound over LA Plata River in Cayey Municipio, Puerto Rico. It was built in 1971, so it is 54 years old, older than the Puerto Rico average of 51.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 32,850 vehicles a day, roughly 4% of them trucks, projected to reach 41,400 by 2025. The structure is 294 ft (89.5 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesPr 52 Northbound
CrossesLA Plata River
Location3 KM North East of Cayey
RouteInterstate 52
Coordinates18.12353, -66.12388
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating90.8 US tons
Inventory rating54.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length294 ft (89.5 m)
Longest span100 ft (30.4 m)
Deck width47 ft (14.2 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,850 (2017)
Projected traffic41,400 by 2025
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 52 Northbound over LA Plata River built?

It was built in 1971, making it 54 years old in 2025.

What condition is Pr 52 Northbound over LA Plata River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does Pr 52 Northbound over LA Plata River carry?

About 32,850 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 52 Northbound over LA Plata River?

The structure is 294 ft (89.5 m) long with a longest span of 100 ft (30.4 m) and a deck 47 ft wide.

Who owns Pr 52 Northbound over LA Plata River?

It is owned by the State Toll Authority.