US Bridges

Rt 109 over Unnamed Drainage

Fair

Vieques Municipio, Puerto Rico · Laguna Playa Grande · Structure no. 000041528-TMP26

Built
2009
16 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
1
2023 count
Owner
Federal
Bureau of Fish and Wildlife

About this bridge

Rt 109 over Unnamed Drainage is a concrete culvert carrying Rt 109 over Unnamed Drainage in Vieques Municipio, Puerto Rico. It was built in 2009, so it is 16 years old, younger 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.

It carries about 1 vehicles a day, roughly 4% of them trucks, projected to reach 1 by 2043. The structure is 40 ft (12.2 m) long and 28 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesRt 109
CrossesUnnamed Drainage
LocationLaguna Playa Grande
RouteFederal Lands Road 0
CountyVieques Municipio
StatePuerto Rico
Coordinates18.09017, -65.51283
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating43 US tons
Inventory rating33 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span12 ft (3.7 m)
Deck width28 ft (8.4 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic1 (2023)
Projected traffic1 by 2043
Trucks4%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Fish and Wildlife
Maintained byBureau of Fish and Wildlife
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt 109 over Unnamed Drainage built?

It was built in 2009, making it 16 years old in 2025.

What condition is Rt 109 over Unnamed Drainage 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 July 2023.

How much traffic does Rt 109 over Unnamed Drainage carry?

About 1 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Rt 109 over Unnamed Drainage?

The structure is 40 ft (12.2 m) long with a longest span of 12 ft (3.7 m) and a deck 28 ft wide.

Who owns Rt 109 over Unnamed Drainage?

It is owned by the Bureau of Fish and Wildlife.