US Bridges

Pr 66 4.6 KM over Waterway

Fair

Carolina Municipio, Puerto Rico · 5.12 KM S.E. of Carolina · Structure no. 028161

Built
2007
18 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
261 ft
3 main spans
Daily traffic
36,300
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 66 4.6 KM over Waterway is a prestressed concrete stringer/multi-beam or girder carrying Pr 66 4.6 KM over Waterway in Carolina Municipio, Puerto Rico. It was built in 2007, so it is 18 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 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 36,300 vehicles a day, roughly 5% of them trucks, projected to reach 41,400 by 2025. The structure is 261 ft (79.5 m) long and 132 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesPr 66 4.6 KM
CrossesWaterway
Location5.12 KM S.E. of Carolina
RouteInterstate 66
CountyCarolina Municipio
StatePuerto Rico
Coordinates18.36485, -65.95854
Functional classUrban Principal Arterial - Interstate

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating75.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length261 ft (79.5 m)
Longest span88 ft (26.9 m)
Deck width132 ft (40.2 m)
Roadway width105 ft (32.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,300 (2017)
Projected traffic41,400 by 2025
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollToll bridge
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pr 66 4.6 KM over Waterway built?

It was built in 2007, making it 18 years old in 2025.

What condition is Pr 66 4.6 KM over Waterway 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 2024.

How much traffic does Pr 66 4.6 KM over Waterway carry?

About 36,300 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pr 66 4.6 KM over Waterway?

The structure is 261 ft (79.5 m) long with a longest span of 88 ft (26.9 m) and a deck 132 ft wide.

Who owns Pr 66 4.6 KM over Waterway?

It is owned by the State Highway Agency.