US Bridges

US-41 NB (SR-45) over Frog Creek

Good

Manatee County, Florida · 0.1MI North of I-275 · Structure no. 130029

Built
1967
58 years old, rebuilt 1984
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
146 ft
3 main spans
Daily traffic
8,950
2023 count
Owner
State
State Highway Agency

About this bridge

US-41 NB (SR-45) over Frog Creek is a prestressed concrete stringer/multi-beam or girder carrying US-41 NB (SR-45) over Frog Creek in Manatee County, Florida. It was built in 1967 and reconstructed in 1984, so it is 58 years old, older 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 8,950 vehicles a day, roughly 17% of them trucks, projected to reach 15,528 by 2042. The structure is 146 ft (44.6 m) long and 67 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS-41 NB (SR-45)
CrossesFrog Creek
Location0.1MI North of I-275
RouteU.S. Route 41
StateFlorida
Coordinates27.58812, -82.54005
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating50 US tons
Inventory rating38.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length146 ft (44.6 m)
Longest span49 ft (14.9 m)
Deck width67 ft (20.5 m)
Roadway width65 ft (19.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,950 (2023)
Projected traffic15,528 by 2042
Trucks17%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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-41 NB (SR-45) over Frog Creek built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1984.

What condition is US-41 NB (SR-45) over Frog 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 November 2023.

How much traffic does US-41 NB (SR-45) over Frog Creek carry?

About 8,950 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is US-41 NB (SR-45) over Frog Creek?

The structure is 146 ft (44.6 m) long with a longest span of 49 ft (14.9 m) and a deck 67 ft wide.

Who owns US-41 NB (SR-45) over Frog Creek?

It is owned by the State Highway Agency.