US Bridges

Pr 52 Sobd 94.3 KM over Inabon River

Poor

Juana Diaz Municipio, Puerto Rico · 3 KM S W of Juana Diaz · Structure no. 010782

Built
1970
55 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
328 ft
4 main spans
Daily traffic
27,300
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 52 Sobd 94.3 KM over Inabon River is a prestressed concrete stringer/multi-beam or girder carrying Pr 52 Sobd 94.3 KM over Inabon River in Juana Diaz Municipio, Puerto Rico. It was built in 1970, so it is 55 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 27,300 vehicles a day, roughly 5% of them trucks, projected to reach 17,876 by 2025. The structure is 328 ft (100 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesPr 52 Sobd 94.3 KM
CrossesInabon River
Location3 KM S W of Juana Diaz
RouteInterstate 1
Coordinates18.03975, -66.53761
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.3 US tons
Inventory rating47.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length328 ft (100 m)
Longest span79 ft (24.1 m)
Deck width47 ft (14.3 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,300 (2017)
Projected traffic17,876 by 2025
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a toll road
National Highway SystemYes

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$751,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 52 Sobd 94.3 KM over Inabon River built?

It was built in 1970, making it 55 years old in 2025.

What condition is Pr 52 Sobd 94.3 KM over Inabon River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Pr 52 Sobd 94.3 KM over Inabon River carry?

About 27,300 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pr 52 Sobd 94.3 KM over Inabon River?

The structure is 328 ft (100 m) long with a longest span of 79 ft (24.1 m) and a deck 47 ft wide.

Who owns Pr 52 Sobd 94.3 KM over Inabon River?

It is owned by the State Highway Agency.