US Bridges

Pr 20 to Pr 177 over Pr 19 & Railroad

Fair

San Juan Municipio, Puerto Rico · 2.6 North of Guaynabo · Structure no. 023751

Built
1997
28 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
340 ft
3 main spans
Daily traffic
40,400
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 20 to Pr 177 over Pr 19 & Railroad is a prestressed concrete stringer/multi-beam or girder carrying Pr 20 to Pr 177 over Pr 19 & Railroad in San Juan Municipio, Puerto Rico. It was built in 1997, so it is 28 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 40,400 vehicles a day, roughly 4% of them trucks, projected to reach 50,900 by 2025. The structure is 340 ft (103.5 m) long and 42 ft wide.

Location

Open in Google Maps
CarriesPr 20 to Pr 177
CrossesPr 19 & Railroad
Location2.6 North of Guaynabo
RouteState Highway 20
CountySan Juan Municipio
StatePuerto Rico
Coordinates18.39127, -66.10355
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating104.6 US tons
Inventory rating62.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length340 ft (103.5 m)
Longest span116 ft (35.5 m)
Deck width42 ft (12.7 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,400 (2017)
Projected traffic50,900 by 2025
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pr 20 to Pr 177 over Pr 19 & Railroad built?

It was built in 1997, making it 28 years old in 2025.

What condition is Pr 20 to Pr 177 over Pr 19 & Railroad 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 20 to Pr 177 over Pr 19 & Railroad carry?

About 40,400 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 20 to Pr 177 over Pr 19 & Railroad?

The structure is 340 ft (103.5 m) long with a longest span of 116 ft (35.5 m) and a deck 42 ft wide.

Who owns Pr 20 to Pr 177 over Pr 19 & Railroad?

It is owned by the State Highway Agency.