US Bridges

Pr 816 1.1 KM over Cuesta Arriba River

Fair

Bayamon Municipio, Puerto Rico · 5 KM East of Naranjito · Structure no. 005451

Built
1946
79 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
53 ft
1 main span
Daily traffic
2,800
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 816 1.1 KM over Cuesta Arriba River is a steel stringer/multi-beam or girder carrying Pr 816 1.1 KM over Cuesta Arriba River in Bayamon Municipio, Puerto Rico. It was built in 1946, so it is 79 years old, older 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 2,800 vehicles a day, roughly 4% of them trucks, projected to reach 4,000 by 2025. The structure is 53 ft (16.2 m) long and 20 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesPr 816 1.1 KM
CrossesCuesta Arriba River
Location5 KM East of Naranjito
RouteState Highway 816
CountyBayamon Municipio
StatePuerto Rico
Coordinates18.29709, -66.20666
Functional classRural Minor Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating85.8 US tons
Inventory rating51.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length53 ft (16.2 m)
Longest span48 ft (14.7 m)
Deck width20 ft (6 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2017)
Projected traffic4,000 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$25,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 816 1.1 KM over Cuesta Arriba River built?

It was built in 1946, making it 79 years old in 2025.

What condition is Pr 816 1.1 KM over Cuesta Arriba 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 October 2024.

How much traffic does Pr 816 1.1 KM over Cuesta Arriba River carry?

About 2,800 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 816 1.1 KM over Cuesta Arriba River?

The structure is 53 ft (16.2 m) long with a longest span of 48 ft (14.7 m) and a deck 20 ft wide.

Who owns Pr 816 1.1 KM over Cuesta Arriba River?

It is owned by the State Highway Agency.