US Bridges

Old Combee RD over I-4 (SR-400)

Good

Polk County, Florida · 2.4 MI East of US-98 · Structure no. 160323

Built
2004
21 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
355 ft
2 main spans
Daily traffic
9,000
2022 count
Owner
State
State Highway Agency

About this bridge

Old Combee RD over I-4 (SR-400) is a steel continuous stringer/multi-beam or girder carrying Old Combee RD over I-4 (SR-400) in Polk County, Florida. It was built in 2004, so it is 21 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 9,000 vehicles a day, roughly 11% of them trucks, projected to reach 15,615 by 2044. The structure is 355 ft (108.2 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOld Combee RD
CrossesI-4 (SR-400)
Location2.4 MI East of US-98
RouteCounty Highway 0
StateFlorida
Coordinates28.11008, -81.94236
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.2 US tons
Inventory rating36.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length355 ft (108.2 m)
Longest span177 ft (54.1 m)
Deck width50 ft (15.3 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic9,000 (2022)
Projected traffic15,615 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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 Old Combee RD over I-4 (SR-400) built?

It was built in 2004, making it 21 years old in 2025.

What condition is Old Combee 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 Old Combee RD over I-4 (SR-400) carry?

About 9,000 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is Old Combee RD over I-4 (SR-400)?

The structure is 355 ft (108.2 m) long with a longest span of 177 ft (54.1 m) and a deck 50 ft wide.

Who owns Old Combee RD over I-4 (SR-400)?

It is owned by the State Highway Agency.