US Bridges

Neptune RD/CR-525 over Bass Slough

Good

Osceola County, Florida · 550FT W of Partin Stl RD · Structure no. 924204

Built
2007
18 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
23,500
2022 count
Owner
County
County Highway Agency

About this bridge

Neptune RD/CR-525 over Bass Slough is a concrete culvert carrying Neptune RD/CR-525 over Bass Slough in Osceola County, Florida. It was built in 2007, so it is 18 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 23,500 vehicles a day, roughly 2% of them trucks, projected to reach 30,000 by 2042. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNeptune RD/CR-525
CrossesBass Slough
Location550FT W of Partin Stl RD
RouteCounty Highway 525
StateFlorida
Coordinates28.27931, -81.36484
Functional classUrban Minor 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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.6 US tons
Inventory rating30.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length34 ft (10.4 m)
Longest span10 ft (3.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,500 (2022)
Projected traffic30,000 by 2042
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Neptune RD/CR-525 over Bass Slough built?

It was built in 2007, making it 18 years old in 2025.

What condition is Neptune RD/CR-525 over Bass Slough 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 April 2023.

How much traffic does Neptune RD/CR-525 over Bass Slough carry?

About 23,500 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Neptune RD/CR-525 over Bass Slough?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3.1 m).

Who owns Neptune RD/CR-525 over Bass Slough?

It is owned by the County Highway Agency.