US Bridges

US-41 (SR-45) over Drainage Canal 046

Fair

Collier County, Florida · 10 MI SE of SR-951 · Structure no. 030046

Built
1955
70 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete
Length
45 ft
3 main spans
Daily traffic
3,000
2023 count
Owner
State
State Highway Agency

About this bridge

US-41 (SR-45) over Drainage Canal 046 is a concrete slab carrying US-41 (SR-45) over Drainage Canal 046 in Collier County, Florida. It was built in 1955, so it is 70 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 3,000 vehicles a day, roughly 17% of them trucks, projected to reach 5,205 by 2042. The structure is 45 ft (13.7 m) long and 34 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesUS-41 (SR-45)
CrossesDrainage Canal 046
Location10 MI SE of SR-951
RouteU.S. Route 41
StateFlorida
Coordinates25.97581, -81.55547
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 protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 rating39.1 US tons
Inventory rating23.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length45 ft (13.7 m)
Longest span15 ft (4.6 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2023)
Projected traffic5,205 by 2042
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 Drainage Canal 046 built?

It was built in 1955, making it 70 years old in 2025.

What condition is US-41 (SR-45) over Drainage Canal 046 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 2023.

How much traffic does US-41 (SR-45) over Drainage Canal 046 carry?

About 3,000 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is US-41 (SR-45) over Drainage Canal 046?

The structure is 45 ft (13.7 m) long with a longest span of 15 ft (4.6 m) and a deck 34 ft wide.

Who owns US-41 (SR-45) over Drainage Canal 046?

It is owned by the State Highway Agency.