US Bridges

Pr 2 173.6 KM over Cain River

Poor

San German Municipio, Puerto Rico · 1.8 KM North San German · Structure no. 007921

Built
1964
61 years old
Condition
Poor
inspected February 2024
Type
Tee Beam
Concrete Continuous
Length
185 ft
3 main spans
Daily traffic
38,000
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 2 173.6 KM over Cain River is a concrete continuous tee beam carrying Pr 2 173.6 KM over Cain River in San German Municipio, Puerto Rico. It was built in 1964, so it is 61 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.

It carries about 38,000 vehicles a day, roughly 4% of them trucks, projected to reach 51,700 by 2025. The structure is 185 ft (56.4 m) long and 76 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesPr 2 173.6 KM
CrossesCain River
Location1.8 KM North San German
RouteState Highway 2
Coordinates18.09802, -67.03994
Functional classRural Principal Arterial - Interstate

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating33.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length185 ft (56.4 m)
Longest span70 ft (21.2 m)
Deck width76 ft (23.3 m)
Roadway width71 ft (21.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,000 (2017)
Projected traffic51,700 by 2025
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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$3.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 2 173.6 KM over Cain River built?

It was built in 1964, making it 61 years old in 2025.

What condition is Pr 2 173.6 KM over Cain 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 February 2024.

How much traffic does Pr 2 173.6 KM over Cain River carry?

About 38,000 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is Pr 2 173.6 KM over Cain River?

The structure is 185 ft (56.4 m) long with a longest span of 70 ft (21.2 m) and a deck 76 ft wide.

Who owns Pr 2 173.6 KM over Cain River?

It is owned by the State Highway Agency.