US Bridges

SR 429 8.3 over Whittenhorse Crk

Good

Orange County, Florida · 3.2MI N of SR 530 · Structure no. 750637

Built
2006
19 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
20 ft
2 main spans
Daily traffic
42,900
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR 429 8.3 over Whittenhorse Crk is a concrete culvert carrying SR 429 8.3 over Whittenhorse Crk in Orange County, Florida. It was built in 2006, so it is 19 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 42,900 vehicles a day, roughly 11% of them trucks, projected to reach 74,432 by 2044. The structure is 20 ft (6.2 m) long.

CarriesSR 429 8.3
CrossesWhittenhorse Crk
Location3.2MI N of SR 530
RouteState Highway 429
StateFlorida
Coordinates28.38565, -81.61519
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.2 US tons
Inventory rating42.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length20 ft (6.2 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 traffic42,900 (2022)
Projected traffic74,432 by 2044
Trucks11%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 429 8.3 over Whittenhorse Crk built?

It was built in 2006, making it 19 years old in 2025.

What condition is SR 429 8.3 over Whittenhorse Crk 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 November 2023.

How much traffic does SR 429 8.3 over Whittenhorse Crk carry?

About 42,900 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is SR 429 8.3 over Whittenhorse Crk?

The structure is 20 ft (6.2 m) long with a longest span of 10 ft (3.1 m).

Who owns SR 429 8.3 over Whittenhorse Crk?

It is owned by the State Toll Authority.