US Bridges

Pr 149 12.4 KM over Grande De Manati River

Fair

Ciales Municipio, Puerto Rico · 1 KM North East of Ciales · Structure no. 013741

Built
1975
50 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
459 ft
4 main spans
Daily traffic
15,800
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 149 12.4 KM over Grande De Manati River is a prestressed concrete stringer/multi-beam or girder carrying Pr 149 12.4 KM over Grande De Manati River in Ciales Municipio, Puerto Rico. It was built in 1975, so it is 50 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 5 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 15,800 vehicles a day, roughly 5% of them trucks, projected to reach 19,900 by 2025. The structure is 459 ft (139.8 m) long and 51 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesPr 149 12.4 KM
CrossesGrande De Manati River
Location1 KM North East of Ciales
RouteState Highway 149
CountyCiales Municipio
StatePuerto Rico
Coordinates18.34308, -66.4675
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.5 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length459 ft (139.8 m)
Longest span133 ft (40.4 m)
Deck width51 ft (15.4 m)
Roadway width46 ft (14.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,800 (2017)
Projected traffic19,900 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free 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$646,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 149 12.4 KM over Grande De Manati River built?

It was built in 1975, making it 50 years old in 2025.

What condition is Pr 149 12.4 KM over Grande De Manati 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 November 2023.

How much traffic does Pr 149 12.4 KM over Grande De Manati River carry?

About 15,800 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pr 149 12.4 KM over Grande De Manati River?

The structure is 459 ft (139.8 m) long with a longest span of 133 ft (40.4 m) and a deck 51 ft wide.

Who owns Pr 149 12.4 KM over Grande De Manati River?

It is owned by the State Highway Agency.