US Bridges

Pr 781 over Bayamon River

FairPosted for load

Aguas Buenas Municipio, Puerto Rico · 5 KM N W of Aguas Buenas · Structure no. 015421

Built
1976
49 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
83 ft
7 main spans
Daily traffic
1,000
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 781 over Bayamon River is a concrete culvert carrying Pr 781 over Bayamon River in Aguas Buenas Municipio, Puerto Rico. It was built in 1976, so it is 49 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 1,000 vehicles a day, roughly 4% of them trucks, projected to reach 1,400 by 2025. The structure is 83 ft (25.2 m) long and 29 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesPr 781
CrossesBayamon River
Location5 KM N W of Aguas Buenas
RouteState Highway 781
CountyAguas Buenas Municipio
StatePuerto Rico
Coordinates18.26071, -66.13355
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating40.2 US tons
Inventory rating24.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadUnknown
Structure length83 ft (25.2 m)
Longest span5 ft (1.5 m)
Deck width29 ft (8.9 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2017)
Projected traffic1,400 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$471,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 781 over Bayamon River built?

It was built in 1976, making it 49 years old in 2025.

What condition is Pr 781 over Bayamon 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 August 2024.

How much traffic does Pr 781 over Bayamon River carry?

About 1,000 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 781 over Bayamon River?

The structure is 83 ft (25.2 m) long with a longest span of 5 ft (1.5 m) and a deck 29 ft wide.

Who owns Pr 781 over Bayamon River?

It is owned by the State Highway Agency.