US Bridges

Pr 173 17.1 KM over Bayamon River

FairPosted for load

Cidra Municipio, Puerto Rico · 4.5 KM North of Cidra · Structure no. 003901

Built
1949
76 years old
Condition
Fair
inspected April 2024
Type
Tee Beam
Concrete Continuous
Length
79 ft
2 main spans
Daily traffic
9,600
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 173 17.1 KM over Bayamon River is a concrete continuous tee beam carrying Pr 173 17.1 KM over Bayamon River in Cidra Municipio, Puerto Rico. It was built in 1949, so it is 76 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 6 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 9,600 vehicles a day, roughly 4% of them trucks, projected to reach 11,500 by 2025. The structure is 79 ft (24.1 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesPr 173 17.1 KM
CrossesBayamon River
Location4.5 KM North of Cidra
RouteState Highway 173
CountyCidra Municipio
StatePuerto Rico
Coordinates18.20544, -66.13942
Functional classRural Major 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating20 US tons
Inventory rating12.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length79 ft (24.1 m)
Longest span40 ft (12.1 m)
Deck width32 ft (9.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,600 (2017)
Projected traffic11,500 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$48,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 173 17.1 KM over Bayamon River built?

It was built in 1949, making it 76 years old in 2025.

What condition is Pr 173 17.1 KM over Bayamon 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 April 2024.

How much traffic does Pr 173 17.1 KM over Bayamon River carry?

About 9,600 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 173 17.1 KM over Bayamon River?

The structure is 79 ft (24.1 m) long with a longest span of 40 ft (12.1 m) and a deck 32 ft wide.

Who owns Pr 173 17.1 KM over Bayamon River?

It is owned by the State Highway Agency.