US Bridges

US-41 (SR-45) over Myakka River Drain Canal

Fair

Sarasota County, Florida · 300FT. E of River RD · Structure no. 170144

Built
1977
48 years old
Condition
Fair
inspected March 2025
Type
Culvert
Concrete
Length
39 ft
3 main spans
Daily traffic
35,500
2023 count
Owner
State
State Highway Agency

About this bridge

US-41 (SR-45) over Myakka River Drain Canal is a concrete culvert carrying US-41 (SR-45) over Myakka River Drain Canal in Sarasota County, Florida. It was built in 1977, so it is 48 years old, older 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 35,500 vehicles a day, roughly 6% of them trucks, projected to reach 44,375 by 2042. The structure is 39 ft (12 m) long. If it were closed, the detour would be 24.9 mi (40 km).

CarriesUS-41 (SR-45)
CrossesMyakka River Drain Canal
Location300FT. E of River RD
RouteU.S. Route 41
StateFlorida
Coordinates27.0421, -82.29894
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length39 ft (12 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,500 (2023)
Projected traffic44,375 by 2042
Trucks6%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed24.9 mi (40 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 (SR-45) over Myakka River Drain Canal built?

It was built in 1977, making it 48 years old in 2025.

What condition is US-41 (SR-45) over Myakka River Drain Canal 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 March 2025.

How much traffic does US-41 (SR-45) over Myakka River Drain Canal carry?

About 35,500 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is US-41 (SR-45) over Myakka River Drain Canal?

The structure is 39 ft (12 m) long with a longest span of 13 ft (4 m).

Who owns US-41 (SR-45) over Myakka River Drain Canal?

It is owned by the State Highway Agency.