US Bridges

Route 669 over Unnamed Gut

Fair

St. Croix Island, U.S. Virgin Islands · Industrial Road · Structure no. STX66905

Built
1990
35 years old
Condition
Fair
inspected February 2024
Type
Frame
Concrete
Length
23 ft
1 main span
Daily traffic
120
2019 count
Owner
State
State Highway Agency

About this bridge

Route 669 over Unnamed Gut is a concrete frame carrying Route 669 over Unnamed Gut in St. Croix Island, U.S. Virgin Islands. It was built in 1990, so it is 35 years old, younger than the U.S. Virgin Islands average of 51.6 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 120 vehicles a day, projected to reach 134 by 2029. The structure is 23 ft (7 m) long and 40 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesRoute 669
CrossesUnnamed Gut
LocationIndustrial Road
RouteCounty Highway 0
CountySt. Croix Island
StateU.S. Virgin Islands
Coordinates17.71188, -64.80009
Functional classUrban 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length23 ft (7 m)
Longest span22 ft (6.7 m)
Deck width40 ft (12.1 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2019)
Projected traffic134 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost$75,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Route 669 over Unnamed Gut built?

It was built in 1990, making it 35 years old in 2025.

What condition is Route 669 over Unnamed Gut 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 February 2024.

How much traffic does Route 669 over Unnamed Gut carry?

About 120 vehicles per day (2019 count).

How long is Route 669 over Unnamed Gut?

The structure is 23 ft (7 m) long with a longest span of 22 ft (6.7 m) and a deck 40 ft wide.

Who owns Route 669 over Unnamed Gut?

It is owned by the State Highway Agency.