US Bridges

Pr 123 over Cidra River

Fair

Adjuntas Municipio, Puerto Rico · 0.8 KM N W of Adjuntas · Structure no. 014521

Built
1973
52 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
122 ft
1 main span
Daily traffic
6,100
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 123 over Cidra River is a prestressed concrete stringer/multi-beam or girder carrying Pr 123 over Cidra River in Adjuntas Municipio, Puerto Rico. It was built in 1973, so it is 52 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.

It carries about 6,100 vehicles a day, roughly 4% of them trucks, projected to reach 7,800 by 2025. The structure is 122 ft (37.3 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesPr 123
CrossesCidra River
Location0.8 KM N W of Adjuntas
RouteState Highway 123
CountyAdjuntas Municipio
StatePuerto Rico
Coordinates18.16326, -66.72689
Functional classUrban Minor Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating102.7 US tons
Inventory rating61.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length122 ft (37.3 m)
Longest span114 ft (34.6 m)
Deck width37 ft (11.2 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,100 (2017)
Projected traffic7,800 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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$84,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 123 over Cidra River built?

It was built in 1973, making it 52 years old in 2025.

What condition is Pr 123 over Cidra 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 123 over Cidra River carry?

About 6,100 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 123 over Cidra River?

The structure is 122 ft (37.3 m) long with a longest span of 114 ft (34.6 m) and a deck 37 ft wide.

Who owns Pr 123 over Cidra River?

It is owned by the State Highway Agency.