US Bridges

Pr 131 over Unnamed Creek

FairPosted for load

Adjuntas Municipio, Puerto Rico · 5 KM W S W of Adjuntas · Structure no. 002681

Built
1942
83 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete
Length
25 ft
1 main span
Daily traffic
600
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 131 over Unnamed Creek is a concrete slab carrying Pr 131 over Unnamed Creek in Adjuntas Municipio, Puerto Rico. It was built in 1942, so it is 83 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 6 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 600 vehicles a day, roughly 1% of them trucks, projected to reach 600 by 2025. The structure is 25 ft (7.6 m) long and 26 ft wide. If it were closed, the detour would be 9.3 mi (15 km).

Location

Open in Google Maps
CarriesPr 131
CrossesUnnamed Creek
Location5 KM W S W of Adjuntas
RouteState Highway 131
CountyAdjuntas Municipio
StatePuerto Rico
Coordinates18.15353, -66.77373
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating24.5 US tons
Inventory rating18.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width26 ft (8 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2017)
Projected traffic600 by 2025
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.3 mi (15 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$12,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 131 over Unnamed Creek built?

It was built in 1942, making it 83 years old in 2025.

What condition is Pr 131 over Unnamed Creek 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 April 2023.

How much traffic does Pr 131 over Unnamed Creek carry?

About 600 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Pr 131 over Unnamed Creek?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m) and a deck 26 ft wide.

Who owns Pr 131 over Unnamed Creek?

It is owned by the State Highway Agency.