US Bridges

Galloway Rd. over I-4 (SR-400)

Good

Polk County, Florida · 1.0 MI N/O US-92 · Structure no. 160298

Built
1998
27 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
446 ft
3 main spans
Daily traffic
11,400
2024 count
Owner
State
State Highway Agency

About this bridge

Galloway Rd. over I-4 (SR-400) is a steel continuous stringer/multi-beam or girder carrying Galloway Rd. over I-4 (SR-400) in Polk County, Florida. It was built in 1998, so it is 27 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 11,400 vehicles a day, roughly 10% of them trucks, projected to reach 14,250 by 2044. The structure is 446 ft (135.8 m) long and 50 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesGalloway Rd.
CrossesI-4 (SR-400)
Location1.0 MI N/O US-92
RouteCounty Highway 0
CountyPolk County
StateFlorida
Coordinates28.04906, -82.01913
Functional classUrban Minor 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.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.9 US tons
Inventory rating39 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length446 ft (135.8 m)
Longest span180 ft (55 m)
Deck width50 ft (15.1 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,400 (2024)
Projected traffic14,250 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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 Galloway Rd. over I-4 (SR-400) built?

It was built in 1998, making it 27 years old in 2025.

What condition is Galloway Rd. over I-4 (SR-400) 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 July 2024.

How much traffic does Galloway Rd. over I-4 (SR-400) carry?

About 11,400 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Galloway Rd. over I-4 (SR-400)?

The structure is 446 ft (135.8 m) long with a longest span of 180 ft (55 m) and a deck 50 ft wide.

Who owns Galloway Rd. over I-4 (SR-400)?

It is owned by the State Highway Agency.