US Bridges

Pr 22 Westbound over Piedras River

Fair

San Juan Municipio, Puerto Rico · North Nemesio Canales Apt · Structure no. 008882

Built
1975
50 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
304 ft
3 main spans
Daily traffic
196,100
2017 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pr 22 Westbound over Piedras River is a prestressed concrete stringer/multi-beam or girder carrying Pr 22 Westbound over Piedras River in San Juan 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 196,100 vehicles a day, roughly 5% of them trucks, projected to reach 223,600 by 2025. The structure is 304 ft (92.7 m) long and 67 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesPr 22 Westbound
CrossesPiedras River
LocationNorth Nemesio Canales Apt
RouteInterstate 22
Coordinates18.42258, -66.08124
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.8 US tons
Inventory rating53.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length304 ft (92.7 m)
Longest span99 ft (30.1 m)
Deck width67 ft (20.5 m)
Roadway width64 ft (19.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic196,100 (2017)
Projected traffic223,600 by 2025
Trucks5%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byPrivate (other than railroad)
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 22 Westbound over Piedras River built?

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

What condition is Pr 22 Westbound over Piedras 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 February 2023.

How much traffic does Pr 22 Westbound over Piedras River carry?

About 196,100 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pr 22 Westbound over Piedras River?

The structure is 304 ft (92.7 m) long with a longest span of 99 ft (30.1 m) and a deck 67 ft wide.

Who owns Pr 22 Westbound over Piedras River?

It is owned by the State Toll Authority and maintained by the Private (other than railroad).