US Bridges

Pr 53 Southbound over Pr 971 & Unknown Cre

Fair

Naguabo Municipio, Puerto Rico · 2 Km. East of Naguabo · Structure no. 024472

Built
1997
28 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,602 ft
13 main spans
Daily traffic
5,000
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 53 Southbound over Pr 971 & Unknown Cre is a prestressed concrete stringer/multi-beam or girder carrying Pr 53 Southbound over Pr 971 & Unknown Cre in Naguabo Municipio, Puerto Rico. It was built in 1997, so it is 28 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 5,000 vehicles a day, projected to reach 6,850 by 2025. The structure is 1,602 ft (488.3 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesPr 53 Southbound
CrossesPr 971 & Unknown Cre
Location2 Km. East of Naguabo
RouteInterstate 53
CountyNaguabo Municipio
StatePuerto Rico
Coordinates18.21694, -65.73056
Functional classRural Principal Arterial - Other

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.7 US tons
Inventory rating59.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans13
Design loadHS 20
Structure length1,602 ft (488.3 m)
Longest span124 ft (37.8 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2017)
Projected traffic6,850 by 2025
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed0.6 mi (1 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pr 53 Southbound over Pr 971 & Unknown Cre built?

It was built in 1997, making it 28 years old in 2025.

What condition is Pr 53 Southbound over Pr 971 & Unknown Cre 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 53 Southbound over Pr 971 & Unknown Cre carry?

About 5,000 vehicles per day (2017 count).

How long is Pr 53 Southbound over Pr 971 & Unknown Cre?

The structure is 1,602 ft (488.3 m) long with a longest span of 124 ft (37.8 m) and a deck 44 ft wide.

Who owns Pr 53 Southbound over Pr 971 & Unknown Cre?

It is owned by the State Highway Agency.