US Bridges

US-41 (SR-45) SB over N Fork Alligator Crk

Good

Charlotte County, Florida · 1.0 MI N/O CR-765 · Structure no. 010056

Built
1981
44 years old
Condition
Good
inspected June 2024
Type
Slab
Concrete Continuous
Length
110 ft
5 main spans
Daily traffic
16,750
2024 count
Owner
State
State Highway Agency

About this bridge

US-41 (SR-45) SB over N Fork Alligator Crk is a concrete continuous slab carrying US-41 (SR-45) SB over N Fork Alligator Crk in Charlotte County, Florida. It was built in 1981, so it is 44 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 16,750 vehicles a day, roughly 7% of them trucks, projected to reach 29,061 by 2044. The structure is 110 ft (33.5 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS-41 (SR-45) SB
CrossesN Fork Alligator Crk
Location1.0 MI N/O CR-765
RouteU.S. Route 41
StateFlorida
Coordinates26.90217, -82.03421
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating46.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length110 ft (33.5 m)
Longest span22 ft (6.7 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,750 (2024)
Projected traffic29,061 by 2044
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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) SB over N Fork Alligator Crk built?

It was built in 1981, making it 44 years old in 2025.

What condition is US-41 (SR-45) SB over N Fork Alligator Crk 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 June 2024.

How much traffic does US-41 (SR-45) SB over N Fork Alligator Crk carry?

About 16,750 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is US-41 (SR-45) SB over N Fork Alligator Crk?

The structure is 110 ft (33.5 m) long with a longest span of 22 ft (6.7 m) and a deck 43 ft wide.

Who owns US-41 (SR-45) SB over N Fork Alligator Crk?

It is owned by the State Highway Agency.