US Bridges

Treasure Boat Way over Siesta Key Canal

Good

Sarasota County, Florida · 0.1MI W of Higel Ave · Structure no. 174110

Built
2005
20 years old
Condition
Good
inspected August 2023
Type
Frame
Concrete
Length
26 ft
1 main span
Daily traffic
747
2023 count
Owner
County
County Highway Agency

About this bridge

Treasure Boat Way over Siesta Key Canal is a concrete frame carrying Treasure Boat Way over Siesta Key Canal in Sarasota County, Florida. It was built in 2005, so it is 20 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 747 vehicles a day, roughly 1% of them trucks, projected to reach 1,296 by 2042. The structure is 26 ft (7.9 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTreasure Boat Way
CrossesSiesta Key Canal
Location0.1MI W of Higel Ave
RouteCounty Highway 0
StateFlorida
Coordinates27.28087, -82.55987
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.4 US tons
Inventory rating70.5 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span26 ft (7.9 m)
Deck width37 ft (11.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic747 (2023)
Projected traffic1,296 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Treasure Boat Way over Siesta Key Canal built?

It was built in 2005, making it 20 years old in 2025.

What condition is Treasure Boat Way over Siesta Key Canal 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 August 2023.

How much traffic does Treasure Boat Way over Siesta Key Canal carry?

About 747 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Treasure Boat Way over Siesta Key Canal?

The structure is 26 ft (7.9 m) long with a longest span of 26 ft (7.9 m) and a deck 37 ft wide.

Who owns Treasure Boat Way over Siesta Key Canal?

It is owned by the County Highway Agency.