US Bridges

Pr 368 over Guanajibo River

Fair

Sabana Grande Municipio, Puerto Rico · 0.5 KM N E Sabana Grande · Structure no. 018631

Built
1987
38 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
254 ft
3 main spans
Daily traffic
6,300
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 368 over Guanajibo River is a prestressed concrete stringer/multi-beam or girder carrying Pr 368 over Guanajibo River in Sabana Grande Municipio, Puerto Rico. It was built in 1987, so it is 38 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 6 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 6,300 vehicles a day, roughly 4% of them trucks, projected to reach 9,100 by 2025. The structure is 254 ft (77.5 m) long and 58 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesPr 368
CrossesGuanajibo River
Location0.5 KM N E Sabana Grande
RouteState Highway 368
CountySabana Grande Municipio
StatePuerto Rico
Coordinates18.07475, -66.95447
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.7 US tons
Inventory rating56.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length254 ft (77.5 m)
Longest span85 ft (25.9 m)
Deck width58 ft (17.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2017)
Projected traffic9,100 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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$3.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 368 over Guanajibo River built?

It was built in 1987, making it 38 years old in 2025.

What condition is Pr 368 over Guanajibo 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 February 2023.

How much traffic does Pr 368 over Guanajibo River carry?

About 6,300 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 368 over Guanajibo River?

The structure is 254 ft (77.5 m) long with a longest span of 85 ft (25.9 m) and a deck 58 ft wide.

Who owns Pr 368 over Guanajibo River?

It is owned by the State Highway Agency.