US Bridges

Pr 177 Eastbound over Bayamon River

Fair

Bayamon Municipio, Puerto Rico · 3 KM Southeast of Bayamon · Structure no. 020852

Built
1978
47 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
460 ft
7 main spans
Daily traffic
52,800
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 177 Eastbound over Bayamon River is a prestressed concrete stringer/multi-beam or girder carrying Pr 177 Eastbound over Bayamon River in Bayamon Municipio, Puerto Rico. It was built in 1978, so it is 47 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 52,800 vehicles a day, roughly 4% of them trucks, projected to reach 61,800 by 2025. The structure is 460 ft (140.3 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesPr 177 Eastbound
CrossesBayamon River
Location3 KM Southeast of Bayamon
RouteState Highway 177
CountyBayamon Municipio
StatePuerto Rico
Coordinates18.38394, -66.136
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
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.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating44.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length460 ft (140.3 m)
Longest span62 ft (18.9 m)
Deck width44 ft (13.5 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52,800 (2017)
Projected traffic61,800 by 2025
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesOther
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 177 Eastbound over Bayamon River built?

It was built in 1978, making it 47 years old in 2025.

What condition is Pr 177 Eastbound over Bayamon 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 March 2023.

How much traffic does Pr 177 Eastbound over Bayamon River carry?

About 52,800 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 177 Eastbound over Bayamon River?

The structure is 460 ft (140.3 m) long with a longest span of 62 ft (18.9 m) and a deck 44 ft wide.

Who owns Pr 177 Eastbound over Bayamon River?

It is owned by the State Highway Agency.