US Bridges

Off 409 at 3.09 over LA Monserrate Creek

FairPosted for load

Las Marias Municipio, Puerto Rico · 5.5 KM S E of Las Marias · Structure no. 015571

Built
1960
65 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Concrete
Length
30 ft
1 main span
Daily traffic
100
2005 count
Owner
City
City or Municipal Highway Agency

About this bridge

Off 409 at 3.09 over LA Monserrate Creek is a concrete tee beam carrying Off 409 at 3.09 over LA Monserrate Creek in Las Marias Municipio, Puerto Rico. It was built in 1960, so it is 65 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 100 vehicles a day, roughly 2% of them trucks, projected to reach 150 by 2025. The structure is 30 ft (9.2 m) long and 18 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesOff 409 at 3.09
CrossesLA Monserrate Creek
Location5.5 KM S E of Las Marias
RouteCounty Highway 0
CountyLas Marias Municipio
StatePuerto Rico
Coordinates18.21833, -66.95667
Functional classRural Local

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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating24 US tons
Inventory rating14.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length30 ft (9.2 m)
Longest span25 ft (7.7 m)
Deck width18 ft (5.4 m)
Roadway width12 ft (3.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2005)
Projected traffic150 by 2025
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$10,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Off 409 at 3.09 over LA Monserrate Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Off 409 at 3.09 over LA Monserrate Creek 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 October 2023.

How much traffic does Off 409 at 3.09 over LA Monserrate Creek carry?

About 100 vehicles per day (2005 count), of which roughly 2% are trucks.

How long is Off 409 at 3.09 over LA Monserrate Creek?

The structure is 30 ft (9.2 m) long with a longest span of 25 ft (7.7 m) and a deck 18 ft wide.

Who owns Off 409 at 3.09 over LA Monserrate Creek?

It is owned by the City or Municipal Highway Agency.