US Bridges

Pr 109 over Culebrina River

FairPosted for load

San Sebastian Municipio, Puerto Rico · 0.5 KM S of San Sebastian · Structure no. 002291

Built
1944
81 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
4,700
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 109 over Culebrina River is a steel stringer/multi-beam or girder carrying Pr 109 over Culebrina River in San Sebastian Municipio, Puerto Rico. It was built in 1944, so it is 81 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. Its operating status is: posted for load restriction.

It carries about 4,700 vehicles a day, roughly 5% of them trucks, projected to reach 6,100 by 2025. The structure is 31 ft (9.4 m) long and 32 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesPr 109
CrossesCulebrina River
Location0.5 KM S of San Sebastian
RouteState Highway 109
CountySan Sebastian Municipio
StatePuerto Rico
Coordinates18.33388, -66.99582
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionMarch 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating24.4 US tons
Inventory rating18.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length31 ft (9.4 m)
Longest span24 ft (7.4 m)
Deck width32 ft (9.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,700 (2017)
Projected traffic6,100 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.7 mi (14 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$214,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 109 over Culebrina River built?

It was built in 1944, making it 81 years old in 2025.

What condition is Pr 109 over Culebrina 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 109 over Culebrina River carry?

About 4,700 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pr 109 over Culebrina River?

The structure is 31 ft (9.4 m) long with a longest span of 24 ft (7.4 m) and a deck 32 ft wide.

Who owns Pr 109 over Culebrina River?

It is owned by the State Highway Agency.