US Bridges

US-1 (SR-5) over Moores Creek

Good

St. Lucie County, Florida · 1 Mile North of SR-70 · Structure no. 940151

Built
1997
28 years old
Condition
Good
inspected January 2025
Type
Slab
Prestressed Concrete
Length
34 ft
1 main span
Daily traffic
30,500
2022 count
Owner
State
State Highway Agency

About this bridge

US-1 (SR-5) over Moores Creek is a prestressed concrete slab carrying US-1 (SR-5) over Moores Creek in St. Lucie County, Florida. It was built in 1997, so it is 28 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 30,500 vehicles a day, roughly 6% of them trucks, projected to reach 52,918 by 2044. The structure is 34 ft (10.4 m) long and 73 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUS-1 (SR-5)
CrossesMoores Creek
Location1 Mile North of SR-70
RouteU.S. Route 1
StateFlorida
Coordinates27.44953, -80.32679
Functional classUrban Other Principal Arterial

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating59.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length34 ft (10.4 m)
Longest span34 ft (10.4 m)
Deck width73 ft (22.2 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,500 (2022)
Projected traffic52,918 by 2044
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-1 (SR-5) over Moores Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is US-1 (SR-5) over Moores 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 January 2025.

How much traffic does US-1 (SR-5) over Moores Creek carry?

About 30,500 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is US-1 (SR-5) over Moores Creek?

The structure is 34 ft (10.4 m) long with a longest span of 34 ft (10.4 m) and a deck 73 ft wide.

Who owns US-1 (SR-5) over Moores Creek?

It is owned by the State Highway Agency.