US Bridges

Ramp D Flyover over SR-408 and SR-417

Good

Orange County, Florida · SR-408 and SR-417 · Structure no. 750825

Built
2012
13 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
1,564 ft
7 main spans
Daily traffic
24,000
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

Ramp D Flyover over SR-408 and SR-417 is a steel continuous box beam or girders - single or spread carrying Ramp D Flyover over SR-408 and SR-417 in Orange County, Florida. It was built in 2012, so it is 13 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 24,000 vehicles a day, roughly 6% of them trucks, projected to reach 41,640 by 2044. The structure is 1,564 ft (476.7 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRamp D Flyover
CrossesSR-408 and SR-417
LocationSR-408 and SR-417
RouteState Highway 408
CountyOrange County
StateFlorida
Coordinates28.54874, -81.26059
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating51.1 US tons
Inventory rating39.6 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHL 93
Structure length1,564 ft (476.7 m)
Longest span281 ft (85.6 m)
Deck width47 ft (14.2 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic24,000 (2022)
Projected traffic41,640 by 2044
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ramp D Flyover over SR-408 and SR-417 built?

It was built in 2012, making it 13 years old in 2025.

What condition is Ramp D Flyover over SR-408 and SR-417 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 January 2024.

How much traffic does Ramp D Flyover over SR-408 and SR-417 carry?

About 24,000 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Ramp D Flyover over SR-408 and SR-417?

The structure is 1,564 ft (476.7 m) long with a longest span of 281 ft (85.6 m) and a deck 47 ft wide.

Who owns Ramp D Flyover over SR-408 and SR-417?

It is owned by the State Toll Authority.