US Bridges

Pr 22 over Pr 18

Fair

San Juan Municipio, Puerto Rico · Int of Pr 18 With Pr 22 · Structure no. 014641

Built
1975
50 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
300 ft
4 main spans
Daily traffic
85,000
2005 count
Owner
Toll Authority
State Toll Authority

About this bridge

Pr 22 over Pr 18 is a prestressed concrete box beam or girders - multiple carrying Pr 22 over Pr 18 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 85,000 vehicles a day, roughly 2% of them trucks, projected to reach 223,600 by 2025. The structure is 300 ft (91.3 m) long and 43 ft wide.

Location

Open in Google Maps
CarriesPr 22
CrossesPr 18
LocationInt of Pr 18 With Pr 22
RouteInterstate 22
CountySan Juan Municipio
StatePuerto Rico
Coordinates18.42889, -66.07535
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating91.1 US tons
Inventory rating54.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length300 ft (91.3 m)
Longest span87 ft (26.5 m)
Deck width43 ft (13.1 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic85,000 (2005)
Projected traffic223,600 by 2025
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pr 22 over Pr 18 built?

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

What condition is Pr 22 over Pr 18 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 April 2024.

How much traffic does Pr 22 over Pr 18 carry?

About 85,000 vehicles per day (2005 count), of which roughly 2% are trucks.

How long is Pr 22 over Pr 18?

The structure is 300 ft (91.3 m) long with a longest span of 87 ft (26.5 m) and a deck 43 ft wide.

Who owns Pr 22 over Pr 18?

It is owned by the State Toll Authority.