US Bridges

Pr 7787 over Pr 52

Fair

Cayey Municipio, Puerto Rico · 5 KM North East of Cayey · Structure no. 012771

Built
1972
53 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
306 ft
2 main spans
Daily traffic
2,000
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 7787 over Pr 52 is a prestressed concrete stringer/multi-beam or girder carrying Pr 7787 over Pr 52 in Cayey Municipio, Puerto Rico. It was built in 1972, so it is 53 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 2,000 vehicles a day, roughly 2% of them trucks, projected to reach 2,600 by 2025. The structure is 306 ft (93.2 m) long and 50 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesPr 7787
CrossesPr 52
Location5 KM North East of Cayey
RouteState Highway 7787
CountyCayey Municipio
StatePuerto Rico
Coordinates18.16306, -66.09028
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating43.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+3 approach)
Design loadHS 20
Structure length306 ft (93.2 m)
Longest span69 ft (20.9 m)
Deck width50 ft (15.2 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2017)
Projected traffic2,600 by 2025
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$602,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pr 7787 over Pr 52 built?

It was built in 1972, making it 53 years old in 2025.

What condition is Pr 7787 over Pr 52 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 October 2023.

How much traffic does Pr 7787 over Pr 52 carry?

About 2,000 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Pr 7787 over Pr 52?

The structure is 306 ft (93.2 m) long with a longest span of 69 ft (20.9 m) and a deck 50 ft wide.

Who owns Pr 7787 over Pr 52?

It is owned by the State Highway Agency.