US Bridges

Pr 131 over Unnamed Creek

FairPosted for load

Adjuntas Municipio, Puerto Rico · 5.4 KM West of Adjuntas · Structure no. 002701

Built
1942
83 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete Continuous
Length
77 ft
4 main spans
Daily traffic
600
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 131 over Unnamed Creek is a concrete continuous 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 5% of them trucks, projected to reach 600 by 2025. The structure is 77 ft (23.5 m) long and 24 ft wide. If it were closed, the detour would be 13.7 mi (22 km).

Location

Open in Google Maps
CarriesPr 131
CrossesUnnamed Creek
Location5.4 KM West of Adjuntas
RouteState Highway 131
CountyAdjuntas Municipio
StatePuerto Rico
Coordinates18.15789, -66.77904
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 12 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating22.2 US tons
Inventory rating16.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length77 ft (23.5 m)
Longest span21 ft (6.4 m)
Deck width24 ft (7.4 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2017)
Projected traffic600 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13.7 mi (22 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$424,000
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 June 2024.

How much traffic does Pr 131 over Unnamed Creek carry?

About 600 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pr 131 over Unnamed Creek?

The structure is 77 ft (23.5 m) long with a longest span of 21 ft (6.4 m) and a deck 24 ft wide.

Who owns Pr 131 over Unnamed Creek?

It is owned by the State Highway Agency.