US Bridges

Walnut St. over Fairway Ditch

Fair

Polk County, Florida · 0.5MI E of Marigold Ave. · Structure no. 164542

Built
1970
55 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
4,500
2023 count
Owner
County
County Highway Agency

About this bridge

Walnut St. over Fairway Ditch is a concrete culvert carrying Walnut St. over Fairway Ditch in Polk County, Florida. It was built in 1970, so it is 55 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,500 vehicles a day, roughly 4% of them trucks, projected to reach 7,808 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesWalnut St.
CrossesFairway Ditch
Location0.5MI E of Marigold Ave.
RouteCity Street 0
CountyPolk County
StateFlorida
Coordinates28.12841, -81.46362
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating93.1 US tons
Inventory rating55.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.4 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 traffic4,500 (2023)
Projected traffic7,808 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
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 Walnut St. over Fairway Ditch built?

It was built in 1970, making it 55 years old in 2025.

What condition is Walnut St. over Fairway Ditch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does Walnut St. over Fairway Ditch carry?

About 4,500 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Walnut St. over Fairway Ditch?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3.1 m).

Who owns Walnut St. over Fairway Ditch?

It is owned by the County Highway Agency.