US Bridges

Off Pr 561 0.5KM over Unknown Creek

PoorPosted for load

Villalba Municipio, Puerto Rico · 2.5 Km. N.E. of Villalba · Structure no. 027151

Built
2003
22 years old
Condition
Poor
inspected October 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
400
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Off Pr 561 0.5KM over Unknown Creek is a concrete culvert carrying Off Pr 561 0.5KM over Unknown Creek in Villalba Municipio, Puerto Rico. It was built in 2003, so it is 22 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 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. Its operating status is: posted for load restriction.

It carries about 400 vehicles a day, roughly 2% of them trucks, projected to reach 600 by 2025. The structure is 27 ft (8.1 m) long and 41 ft wide. If it were closed, the detour would be 62.1 mi (100 km).

Location

Open in Google Maps
CarriesOff Pr 561 0.5KM
CrossesUnknown Creek
Location2.5 Km. N.E. of Villalba
RouteCounty Highway 0
CountyVillalba Municipio
StatePuerto Rico
Coordinates18.13278, -66.48056
Functional classRural Local

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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.2 US tons
Inventory rating23.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length27 ft (8.1 m)
Longest span9 ft (2.6 m)
Deck width41 ft (12.4 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2017)
Projected traffic600 by 2025
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$245,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Off Pr 561 0.5KM over Unknown Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Off Pr 561 0.5KM over Unknown Creek 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 October 2024.

How much traffic does Off Pr 561 0.5KM over Unknown Creek carry?

About 400 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Off Pr 561 0.5KM over Unknown Creek?

The structure is 27 ft (8.1 m) long with a longest span of 9 ft (2.6 m) and a deck 41 ft wide.

Who owns Off Pr 561 0.5KM over Unknown Creek?

It is owned by the City or Municipal Highway Agency.