US Bridges

Pr 174 13.1 KM over Bayamon River

PoorPosted for load

Bayamon Municipio, Puerto Rico · 6.5 KM NW of Aguas Buenas · Structure no. 007401

Built
1955
70 years old
Condition
Poor
inspected June 2024
Type
Tee Beam
Concrete Continuous
Length
183 ft
3 main spans
Daily traffic
12,500
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 174 13.1 KM over Bayamon River is a concrete continuous tee beam carrying Pr 174 13.1 KM over Bayamon River in Bayamon Municipio, Puerto Rico. It was built in 1955, so it is 70 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 12,500 vehicles a day, roughly 4% of them trucks, projected to reach 16,300 by 2025. The structure is 183 ft (55.9 m) long and 32 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesPr 174 13.1 KM
CrossesBayamon River
Location6.5 KM NW of Aguas Buenas
RouteState Highway 174
Coordinates18.30058, -66.14022
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, 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 inspectionJune 2024
Inspection intervalevery 12 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 alignment6: Equal to present minimum criteria
Operating rating37 US tons
Inventory rating23 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length183 ft (55.9 m)
Longest span72 ft (22 m)
Deck width32 ft (9.8 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,500 (2017)
Projected traffic16,300 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5.6 mi (9 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 with deck rehabilitation or replacement
Estimated improvement cost$918,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 174 13.1 KM over Bayamon River built?

It was built in 1955, making it 70 years old in 2025.

What condition is Pr 174 13.1 KM over Bayamon River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does Pr 174 13.1 KM over Bayamon River carry?

About 12,500 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 174 13.1 KM over Bayamon River?

The structure is 183 ft (55.9 m) long with a longest span of 72 ft (22 m) and a deck 32 ft wide.

Who owns Pr 174 13.1 KM over Bayamon River?

It is owned by the State Highway Agency.