US Bridges

Lake Mary Blvd WB over I-4

Good

Seminole County, Florida · Lake Mary Blvd WB - I-4 · Structure no. 770039

Built
1992
33 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
229 ft
2 main spans
Daily traffic
8,800
2022 count
Owner
State
State Highway Agency

About this bridge

Lake Mary Blvd WB over I-4 is a prestressed concrete stringer/multi-beam or girder carrying Lake Mary Blvd WB over I-4 in Seminole County, Florida. It was built in 1992, so it is 33 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 8,800 vehicles a day, roughly 10% of them trucks, projected to reach 15,268 by 2044. The structure is 229 ft (69.8 m) long and 105 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLake Mary Blvd WB
CrossesI-4
LocationLake Mary Blvd WB - I-4
RouteCounty Highway 4220
StateFlorida
Coordinates28.75633, -81.36328
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.
Last inspectionOctober 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 alignment8: Equal to present desirable criteria
Operating rating90.7 US tons
Inventory rating54.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length229 ft (69.8 m)
Longest span120 ft (36.6 m)
Deck width105 ft (31.9 m)
Roadway width102 ft (31.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,800 (2022)
Projected traffic15,268 by 2044
Trucks10%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lake Mary Blvd WB over I-4 built?

It was built in 1992, making it 33 years old in 2025.

What condition is Lake Mary Blvd WB over I-4 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 2024.

How much traffic does Lake Mary Blvd WB over I-4 carry?

About 8,800 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Lake Mary Blvd WB over I-4?

The structure is 229 ft (69.8 m) long with a longest span of 120 ft (36.6 m) and a deck 105 ft wide.

Who owns Lake Mary Blvd WB over I-4?

It is owned by the State Highway Agency.