US Bridges

Pr 179 1.7 KM over Guamani River

FairPosted for load

Guayama Municipio, Puerto Rico · 3 KM North of Guayama · Structure no. 005241

Built
1925
100 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Concrete
Length
46 ft
1 main span
Daily traffic
3,800
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 179 1.7 KM over Guamani River is a concrete tee beam carrying Pr 179 1.7 KM over Guamani River in Guayama Municipio, Puerto Rico. It was built in 1925, so it is 100 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. Its operating status is: posted for load restriction.

It carries about 3,800 vehicles a day, roughly 5% of them trucks, projected to reach 4,900 by 2025. The structure is 46 ft (14 m) long and 24 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesPr 179 1.7 KM
CrossesGuamani River
Location3 KM North of Guayama
RouteState Highway 179
CountyGuayama Municipio
StatePuerto Rico
Coordinates18.01296, -66.11484
Functional classRural Minor 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating20.5 US tons
Inventory rating15.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length46 ft (14 m)
Longest span46 ft (14 m)
Deck width24 ft (7.2 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2017)
Projected traffic4,900 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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$81,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 179 1.7 KM over Guamani River built?

It was built in 1925, making it 100 years old in 2025.

What condition is Pr 179 1.7 KM over Guamani 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 179 1.7 KM over Guamani River carry?

About 3,800 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Pr 179 1.7 KM over Guamani River?

The structure is 46 ft (14 m) long with a longest span of 46 ft (14 m) and a deck 24 ft wide.

Who owns Pr 179 1.7 KM over Guamani River?

It is owned by the State Highway Agency.