US Bridges

SW 49th Ave. Extn over Trail

Good

Marion County, Florida · .6 MI N of Marion Oaks T · Structure no. 364183

Built
2002
23 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
42 ft
1 main span
Daily traffic
9,500
2023 count
Owner
County
County Highway Agency

About this bridge

SW 49th Ave. Extn over Trail is a concrete culvert carrying SW 49th Ave. Extn over Trail in Marion County, Florida. It was built in 2002, so it is 23 years old, younger 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 9,500 vehicles a day, roughly 7% of them trucks, projected to reach 16,483 by 2042. The structure is 42 ft (12.8 m) long. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSW 49th Ave. Extn
CrossesTrail
Location.6 MI N of Marion Oaks T
RouteCity Street 0
StateFlorida
Coordinates29.04312, -82.20218
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.8 US tons
Inventory rating39.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span42 ft (12.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,500 (2023)
Projected traffic16,483 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SW 49th Ave. Extn over Trail built?

It was built in 2002, making it 23 years old in 2025.

What condition is SW 49th Ave. Extn over Trail 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 May 2023.

How much traffic does SW 49th Ave. Extn over Trail carry?

About 9,500 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is SW 49th Ave. Extn over Trail?

The structure is 42 ft (12.8 m) long with a longest span of 42 ft (12.8 m).

Who owns SW 49th Ave. Extn over Trail?

It is owned by the County Highway Agency.