US Bridges

Pr 101 12.8 KM over Los Llanos Creek

Fair

Cabo Rojo Municipio, Puerto Rico · 8 KM S E of Cabo Rojo · Structure no. 010291

Built
1972
53 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete Continuous
Length
64 ft
3 main spans
Daily traffic
4,500
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 101 12.8 KM over Los Llanos Creek is a concrete continuous slab carrying Pr 101 12.8 KM over Los Llanos Creek in Cabo Rojo Municipio, Puerto Rico. It was built in 1972, so it is 53 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 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 4,500 vehicles a day, roughly 5% of them trucks, projected to reach 6,200 by 2025. The structure is 64 ft (19.4 m) long and 31 ft wide. If it were closed, the detour would be 10.6 mi (17 km).

Location

Open in Google Maps
CarriesPr 101 12.8 KM
CrossesLos Llanos Creek
Location8 KM S E of Cabo Rojo
RouteState Highway 101
CountyCabo Rojo Municipio
StatePuerto Rico
Coordinates18.02911, -67.11361
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length64 ft (19.4 m)
Longest span25 ft (7.7 m)
Deck width31 ft (9.6 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2017)
Projected traffic6,200 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed10.6 mi (17 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$454,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 101 12.8 KM over Los Llanos Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Pr 101 12.8 KM over Los Llanos Creek 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 July 2024.

How much traffic does Pr 101 12.8 KM over Los Llanos Creek carry?

About 4,500 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pr 101 12.8 KM over Los Llanos Creek?

The structure is 64 ft (19.4 m) long with a longest span of 25 ft (7.7 m) and a deck 31 ft wide.

Who owns Pr 101 12.8 KM over Los Llanos Creek?

It is owned by the State Highway Agency.