US Bridges

SR-434 over Howell Creek

Good

Seminole County, Florida · SR-434 - Howell Creek · Structure no. 770072

Built
1999
26 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
352 ft
7 main spans
Daily traffic
25,000
2022 count
Owner
State
State Highway Agency

About this bridge

SR-434 over Howell Creek is a prestressed concrete stringer/multi-beam or girder carrying SR-434 over Howell Creek in Seminole 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 25,000 vehicles a day, roughly 4% of them trucks, projected to reach 43,375 by 2044. The structure is 352 ft (107.3 m) long and 118 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesSR-434
CrossesHowell Creek
LocationSR-434 - Howell Creek
RouteState Highway 434
StateFlorida
Coordinates28.68989, -81.25009
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 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 rating51.6 US tons
Inventory rating32.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20 + Mod
Structure length352 ft (107.3 m)
Longest span50 ft (15.2 m)
Deck width118 ft (36 m)
Roadway width85 ft (25.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic25,000 (2022)
Projected traffic43,375 by 2044
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed11.2 mi (18 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 Howell Creek built?

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

What condition is SR-434 over Howell 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 SR-434 over Howell Creek carry?

About 25,000 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is SR-434 over Howell Creek?

The structure is 352 ft (107.3 m) long with a longest span of 50 ft (15.2 m) and a deck 118 ft wide.

Who owns SR-434 over Howell Creek?

It is owned by the State Highway Agency.