SR-46 over Six Mile Creek

Good

Brevard County, Florida · SR-46 over Six Mile CR · Structure no. 700194

Built: 1999; 26 years old
Condition: Good; inspected October 2023
Type: Slab; Concrete Continuous
Length: 107 ft; 3 main spans
Daily traffic: 4,800; 2023 count
Owner: State; State Highway Agency

About this bridge

SR-46 over Six Mile Creek is a concrete continuous slab carrying SR-46 over Six Mile Creek in Brevard County, Florida. It was built in 1999, so it is 26 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 4,800 vehicles a day, roughly 6% of them trucks, projected to reach 8,328 by 2042. The structure is 107 ft (32.6 m) long and 47 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

Location

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CarriesSR-46

CrossesSix Mile Creek

LocationSR-46 over Six Mile CR

RouteState Highway 46

CountyBrevard County

StateFlorida

Coordinates28.66561, -80.91005

Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

Component	Rating	Meaning
Deck	7 Good	Some minor problems.
Superstructure	7 Good	Some minor problems.
Substructure	7 Good	Some minor problems.
Channel and channel protection	8 Very Good	No problems noted.

Last inspectionOctober 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour within limits of footing or piles

Structural evaluation7: Better than present minimum criteria

Deck geometry9: Superior to present desirable criteria

Waterway adequacy8: Equal to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating84.8 US tons

Inventory rating50.9 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHS 25 or greater

Structure length107 ft (32.6 m)

Longest span38 ft (11.6 m)

Deck width47 ft (14.3 m)

Roadway width44 ft (13.5 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2023)

Projected traffic8,328 by 2042

Trucks6%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed21.1 mi (34 km)

TollOn a toll road

National Highway SystemNo

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 SR-46 over Six Mile Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is SR-46 over Six Mile 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 October 2023.

How much traffic does SR-46 over Six Mile Creek carry?

About 4,800 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is SR-46 over Six Mile Creek?

The structure is 107 ft (32.6 m) long with a longest span of 38 ft (11.6 m) and a deck 47 ft wide.

Who owns SR-46 over Six Mile Creek?

It is owned by the State Highway Agency.