US Bridges

US-41 (SR-45) over San Carlos Creek

Good

Lee County, Florida · 300FT S of Constitution B · Structure no. 120071

Built
1951
74 years old, rebuilt 2002
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
50,500
2024 count
Owner
State
State Highway Agency

About this bridge

US-41 (SR-45) over San Carlos Creek is a concrete culvert carrying US-41 (SR-45) over San Carlos Creek in Lee County, Florida. It was built in 1951 and reconstructed in 2002, so it is 74 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 50,500 vehicles a day, roughly 6% of them trucks, projected to reach 87,618 by 2044. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesUS-41 (SR-45)
CrossesSan Carlos Creek
Location300FT S of Constitution B
RouteU.S. Route 41
StateFlorida
Coordinates26.47525, -81.837
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.1 US tons
Inventory rating57.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length21 ft (6.4 m)
Longest span10 ft (3.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50,500 (2024)
Projected traffic87,618 by 2044
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 San Carlos Creek built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 2002.

What condition is US-41 (SR-45) over San Carlos Creek 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 San Carlos Creek carry?

About 50,500 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is US-41 (SR-45) over San Carlos Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3.2 m).

Who owns US-41 (SR-45) over San Carlos Creek?

It is owned by the State Highway Agency.