US Bridges

Pr 404 over Culebrinas River

Poor

Moca Municipio, Puerto Rico · 3.5 KM South East of Moca · Structure no. 006791

Built
1953
72 years old
Condition
Poor
inspected May 2023
Type
Tee Beam
Concrete Continuous
Length
212 ft
4 main spans
Daily traffic
600
2017 count
Owner
State
State Highway Agency

About this bridge

Pr 404 over Culebrinas River is a concrete continuous tee beam carrying Pr 404 over Culebrinas River in Moca Municipio, Puerto Rico. It was built in 1953, so it is 72 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 0 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: open, temporary structure in place while original is closed.

It carries about 600 vehicles a day, roughly 4% of them trucks, projected to reach 800 by 2025. The structure is 212 ft (64.6 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesPr 404
CrossesCulebrinas River
Location3.5 KM South East of Moca
RouteState Highway 404
Coordinates18.35986, -67.09206
Functional classRural Local

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
Deck0 FailedOut of service and beyond corrective action.
Superstructure0 FailedOut of service and beyond corrective action.
Substructure0 FailedOut of service and beyond corrective action.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, temporary structure in place while original is closed
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation0: Immediate repair necessary to put back in service
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 rating28.1 US tons
Inventory rating0 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length212 ft (64.6 m)
Longest span57 ft (17.3 m)
Deck width29 ft (8.8 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2017)
Projected traffic800 by 2025
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.8 mi (11 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$1.3 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Pr 404 over Culebrinas River built?

It was built in 1953, making it 72 years old in 2025.

What condition is Pr 404 over Culebrinas 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 May 2023.

How much traffic does Pr 404 over Culebrinas River carry?

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

How long is Pr 404 over Culebrinas River?

The structure is 212 ft (64.6 m) long with a longest span of 57 ft (17.3 m) and a deck 29 ft wide.

Who owns Pr 404 over Culebrinas River?

It is owned by the State Highway Agency.