US Bridges

SR-434 over Little Econlockhatchee R

Fair

Seminole County, Florida · SR-434 - Little Econ Riv · Structure no. 770037

Built
1989
36 years old, rebuilt 2004
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
302 ft
6 main spans
Daily traffic
44,000
2023 count
Owner
State
State Highway Agency

About this bridge

SR-434 over Little Econlockhatchee R is a prestressed concrete stringer/multi-beam or girder carrying SR-434 over Little Econlockhatchee R in Seminole County, Florida. It was built in 1989 and reconstructed in 2004, so it is 36 years old, younger than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 44,000 vehicles a day, roughly 3% of them trucks, projected to reach 76,340 by 2042. The structure is 302 ft (92 m) long and 115 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesSR-434
CrossesLittle Econlockhatchee R
LocationSR-434 - Little Econ Riv
RouteState Highway 434
CountySeminole County
StateFlorida
Coordinates28.62038, -81.20774
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating43.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length302 ft (92 m)
Longest span50 ft (15.2 m)
Deck width115 ft (35.1 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,000 (2023)
Projected traffic76,340 by 2042
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 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 SR-434 over Little Econlockhatchee R built?

It was built in 1989, making it 36 years old in 2025. It was reconstructed in 2004.

What condition is SR-434 over Little Econlockhatchee R in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does SR-434 over Little Econlockhatchee R carry?

About 44,000 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is SR-434 over Little Econlockhatchee R?

The structure is 302 ft (92 m) long with a longest span of 50 ft (15.2 m) and a deck 115 ft wide.

Who owns SR-434 over Little Econlockhatchee R?

It is owned by the State Highway Agency.