US Bridges

Alturas Babson RD over Twin Lakes Ditch

FairPosted for load

Polk County, Florida · 2.4MI West of US-27 · Structure no. 164320

Built
1940
85 years old, rebuilt 1950
Condition
Fair
inspected June 2023
Type
Slab
Concrete
Length
25 ft
1 main span
Daily traffic
1,100
2023 count
Owner
County
County Highway Agency

About this bridge

Alturas Babson RD over Twin Lakes Ditch is a concrete slab carrying Alturas Babson RD over Twin Lakes Ditch in Polk County, Florida. It was built in 1940 and reconstructed in 1950, so it is 85 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. Its operating status is: posted for load restriction.

It carries about 1,100 vehicles a day, roughly 16% of them trucks, projected to reach 1,909 by 2042. The structure is 25 ft (7.6 m) long and 29 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

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CarriesAlturas Babson RD
CrossesTwin Lakes Ditch
Location2.4MI West of US-27
RouteCounty Highway 0
CountyPolk County
StateFlorida
Coordinates27.83894, -81.62149
Functional classRural Minor 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42 US tons
Inventory rating25.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width29 ft (8.7 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2023)
Projected traffic1,909 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 Alturas Babson RD over Twin Lakes Ditch built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1950.

What condition is Alturas Babson RD over Twin Lakes 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 Alturas Babson RD over Twin Lakes Ditch carry?

About 1,100 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is Alturas Babson RD over Twin Lakes Ditch?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m) and a deck 29 ft wide.

Who owns Alturas Babson RD over Twin Lakes Ditch?

It is owned by the County Highway Agency.