US Bridges

Sandhill St. over Tidal Canal

PoorPosted for load

Collier County, Florida · 0.7 MI S/O SR-92 · Structure no. 034126

Built
1986
39 years old
Condition
Poor
inspected January 2025
Type
Slab
Prestressed Concrete
Length
70 ft
2 main spans
Daily traffic
620
2025 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sandhill St. over Tidal Canal is a prestressed concrete slab carrying Sandhill St. over Tidal Canal in Collier County, Florida. It was built in 1986, so it is 39 years old, younger than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 620 vehicles a day, roughly 3% of them trucks, projected to reach 775 by 2045. The structure is 70 ft (21.4 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesSandhill St.
CrossesTidal Canal
Location0.7 MI S/O SR-92
RouteCity Street 0
CountyCollier County
StateFlorida
Coordinates25.92754, -81.70562
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating43.9 US tons
Inventory rating21.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length70 ft (21.4 m)
Longest span35 ft (10.7 m)
Deck width31 ft (9.4 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic620 (2025)
Projected traffic775 by 2045
Trucks3%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Sandhill St. over Tidal Canal built?

It was built in 1986, making it 39 years old in 2025.

What condition is Sandhill St. over Tidal Canal in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2025.

How much traffic does Sandhill St. over Tidal Canal carry?

About 620 vehicles per day (2025 count), of which roughly 3% are trucks.

How long is Sandhill St. over Tidal Canal?

The structure is 70 ft (21.4 m) long with a longest span of 35 ft (10.7 m) and a deck 31 ft wide.

Who owns Sandhill St. over Tidal Canal?

It is owned by the City or Municipal Highway Agency.