US Bridges

Pr 555 over Coamo River

Good

Coamo Municipio, Puerto Rico · @ 7.8 Kms Nth. of Coamo · Structure no. E26811

Built
1951
74 years old
Condition
Good
inspected May 2023
Type
Other
Other
Length
43 ft
1 main span
Daily traffic
200
2005 count
Owner
State
State Highway Agency

About this bridge

Pr 555 over Coamo River is a other other carrying Pr 555 over Coamo River in Coamo Municipio, Puerto Rico. It was built in 1951, so it is 74 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 200 vehicles a day, roughly 4% of them trucks, projected to reach 300 by 2025. The structure is 43 ft (13.2 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesPr 555
CrossesCoamo River
Location@ 7.8 Kms Nth. of Coamo
RouteState Highway 555
CountyCoamo Municipio
StatePuerto Rico
Coordinates18.14167, -66.35833
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating11.6 US tons
Inventory rating0 US tons

Structure

Structure typeOther
MaterialOther
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length43 ft (13.2 m)
Longest span7 ft (2 m)
Deck width16 ft (5 m)
Roadway width14 ft (4.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2005)
Projected traffic300 by 2025
Trucks4%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$175,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 555 over Coamo River built?

It was built in 1951, making it 74 years old in 2025.

What condition is Pr 555 over Coamo River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Pr 555 over Coamo River carry?

About 200 vehicles per day (2005 count), of which roughly 4% are trucks.

How long is Pr 555 over Coamo River?

The structure is 43 ft (13.2 m) long with a longest span of 7 ft (2 m) and a deck 16 ft wide.

Who owns Pr 555 over Coamo River?

It is owned by the State Highway Agency.