US Bridges

Pr 14 3 KM over LA Mina River

Fair

Coamo Municipio, Puerto Rico · 3 KM South West of Coamo · Structure no. 001731

Built
1862
163 years old, rebuilt 1898
Condition
Fair
inspected December 2024
Type
Arch - Deck
Masonry
Length
22 ft
1 main span
Daily traffic
10,300
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 14 3 KM over LA Mina River is a masonry arch - deck carrying Pr 14 3 KM over LA Mina River in Coamo Municipio, Puerto Rico. It was built in 1862 and reconstructed in 1898, so it is 163 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: open, posting recommended but not legally implemented.

It carries about 10,300 vehicles a day, roughly 4% of them trucks, projected to reach 13,200 by 2025. The structure is 22 ft (6.7 m) long and 28 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesPr 14 3 KM
CrossesLA Mina River
Location3 KM South West of Coamo
RouteState Highway 14
Coordinates18.06397, -66.37446
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, posting recommended but not legally implemented
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating18.2 US tons
Inventory rating7.9 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span22 ft (6.7 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,300 (2017)
Projected traffic13,200 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$287,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 14 3 KM over LA Mina River built?

It was built in 1862, making it 163 years old in 2025. It was reconstructed in 1898.

What condition is Pr 14 3 KM over LA Mina 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 December 2024.

How much traffic does Pr 14 3 KM over LA Mina River carry?

About 10,300 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 14 3 KM over LA Mina River?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m) and a deck 28 ft wide.

Who owns Pr 14 3 KM over LA Mina River?

It is owned by the State Highway Agency.