US Bridges

US-41 (SR-45) over Gator Slough Relief

Good

Lee County, Florida · 3.9MI N of SR-78 · Structure no. 120098

Built
1942
83 years old, rebuilt 1975
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
33,000
2024 count
Owner
State
State Highway Agency

About this bridge

US-41 (SR-45) over Gator Slough Relief is a concrete culvert carrying US-41 (SR-45) over Gator Slough Relief in Lee County, Florida. It was built in 1942 and reconstructed in 1975, so it is 83 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 33,000 vehicles a day, roughly 12% of them trucks, projected to reach 57,255 by 2044. The structure is 22 ft (6.8 m) long. If it were closed, the detour would be 16.8 mi (27 km).

CarriesUS-41 (SR-45)
CrossesGator Slough Relief
Location3.9MI N of SR-78
RouteU.S. Route 41
StateFlorida
Coordinates26.73709, -81.91322
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating72 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length22 ft (6.8 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33,000 (2024)
Projected traffic57,255 by 2044
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed16.8 mi (27 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 Gator Slough Relief built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 1975.

What condition is US-41 (SR-45) over Gator Slough Relief 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 July 2024.

How much traffic does US-41 (SR-45) over Gator Slough Relief carry?

About 33,000 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is US-41 (SR-45) over Gator Slough Relief?

The structure is 22 ft (6.8 m) long with a longest span of 11 ft (3.4 m).

Who owns US-41 (SR-45) over Gator Slough Relief?

It is owned by the State Highway Agency.