US Bridges

Pr 647 8.3 KM over Cibuco River

Poor

Vega Alta Municipio, Puerto Rico · 3.5 KM S W of Vega Alta · Structure no. 005111

Built
2003
22 years old
Condition
Poor
inspected May 2024
Type
Orthotropic
Steel
Length
100 ft
1 main span
Daily traffic
2,000
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 647 8.3 KM over Cibuco River is a steel orthotropic carrying Pr 647 8.3 KM over Cibuco River in Vega Alta 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 0 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: open, temporary structure in place while original is closed.

It carries about 2,000 vehicles a day, roughly 4% of them trucks, projected to reach 2,900 by 2025. The structure is 100 ft (30.5 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesPr 647 8.3 KM
CrossesCibuco River
Location3.5 KM S W of Vega Alta
RouteState Highway 647
CountyVega Alta Municipio
StatePuerto Rico
Coordinates18.38316, -66.34965
Functional classRural Minor Collector

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
Deck0 FailedOut of service and beyond corrective action.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, temporary structure in place while original is closed
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.8 US tons
Inventory rating0 US tons

Structure

Structure typeOrthotropic
MaterialSteel
DeckSteel plate
Main spans1 (+2 approach)
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span100 ft (30.5 m)
Deck width31 ft (9.3 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2017)
Projected traffic2,900 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.2 million (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 647 8.3 KM over Cibuco River built?

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

What condition is Pr 647 8.3 KM over Cibuco 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 May 2024.

How much traffic does Pr 647 8.3 KM over Cibuco River carry?

About 2,000 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 647 8.3 KM over Cibuco River?

The structure is 100 ft (30.5 m) long with a longest span of 100 ft (30.5 m) and a deck 31 ft wide.

Who owns Pr 647 8.3 KM over Cibuco River?

It is owned by the State Highway Agency.