US Bridges

Lake Mills RD over Mills Creek

Good

Seminole County, Florida · 0.3 Mile E of CR-419 · Structure no. 774057

Built
2009
16 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
4,100
2023 count
Owner
County
County Highway Agency

About this bridge

Lake Mills RD over Mills Creek is a concrete culvert carrying Lake Mills RD over Mills Creek in Seminole County, Florida. It was built in 2009, so it is 16 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 4,100 vehicles a day, roughly 3% of them trucks, projected to reach 7,114 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLake Mills RD
CrossesMills Creek
Location0.3 Mile E of CR-419
RouteCounty Highway 0
StateFlorida
Coordinates28.62882, -81.12524
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
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 rating51.1 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,100 (2023)
Projected traffic7,114 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Lake Mills RD over Mills Creek built?

It was built in 2009, making it 16 years old in 2025.

What condition is Lake Mills RD over Mills 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 August 2023.

How much traffic does Lake Mills RD over Mills Creek carry?

About 4,100 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Lake Mills RD over Mills Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns Lake Mills RD over Mills Creek?

It is owned by the County Highway Agency.