US Bridges

Locks Road over Roebuck Creek

Good

Martin County, Florida · 0.5MI W of SR-76 · Structure no. 894050

Built
1995
30 years old
Condition
Good
inspected December 2023
Type
Slab
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
1,200
2023 count
Owner
County
County Highway Agency

About this bridge

Locks Road over Roebuck Creek is a prestressed concrete slab carrying Locks Road over Roebuck Creek in Martin County, Florida. It was built in 1995, so it is 30 years old, younger than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,200 vehicles a day, roughly 1% of them trucks, projected to reach 1,800 by 2042. The structure is 32 ft (9.8 m) long and 36 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLocks Road
CrossesRoebuck Creek
Location0.5MI W of SR-76
RouteCity Street 0
StateFlorida
Coordinates27.10262, -80.27365
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.9 US tons
Inventory rating56.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length32 ft (9.8 m)
Longest span32 ft (9.8 m)
Deck width36 ft (11.1 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2023)
Projected traffic1,800 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
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 Locks Road over Roebuck Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Locks Road over Roebuck Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does Locks Road over Roebuck Creek carry?

About 1,200 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Locks Road over Roebuck Creek?

The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m) and a deck 36 ft wide.

Who owns Locks Road over Roebuck Creek?

It is owned by the County Highway Agency.