US Bridges

US 1 (nb & Sb) over Manatee Creek

Fair

Monroe County, Florida · US 1 (mm 113) · Structure no. 900139

Built
2008
17 years old
Condition
Fair
inspected January 2025
Type
Slab
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
26,500
2025 count
Owner
State
State Highway Agency

About this bridge

US 1 (nb & Sb) over Manatee Creek is a prestressed concrete slab carrying US 1 (nb & Sb) over Manatee Creek in Monroe County, Florida. It was built in 2008, so it is 17 years old, younger than the Florida average of 41.3 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 26,500 vehicles a day, roughly 13% of them trucks, projected to reach 45,978 by 2045. The structure is 32 ft (9.8 m) long and 90 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUS 1 (nb & Sb)
CrossesManatee Creek
LocationUS 1 (mm 113)
RouteU.S. Route 1
StateFlorida
Coordinates25.23641, -80.43345
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.1 US tons
Inventory rating53.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length32 ft (9.8 m)
Longest span32 ft (9.8 m)
Deck width90 ft (27.3 m)
Roadway width84 ft (25.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,500 (2025)
Projected traffic45,978 by 2045
Trucks13%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 (nb & Sb) over Manatee Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is US 1 (nb & Sb) over Manatee 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 January 2025.

How much traffic does US 1 (nb & Sb) over Manatee Creek carry?

About 26,500 vehicles per day (2025 count), of which roughly 13% are trucks.

How long is US 1 (nb & Sb) over Manatee Creek?

The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m) and a deck 90 ft wide.

Who owns US 1 (nb & Sb) over Manatee Creek?

It is owned by the State Highway Agency.