US Bridges

Rockridge Rd. over Gator Creek Drain

Fair

Polk County, Florida · 1.5MI North of US-98 · Structure no. 164139

Built
1960
65 years old
Condition
Fair
inspected May 2023
Type
Channel Beam
Prestressed Concrete
Length
36 ft
2 main spans
Daily traffic
7,000
2023 count
Owner
County
County Highway Agency

About this bridge

Rockridge Rd. over Gator Creek Drain is a prestressed concrete channel beam carrying Rockridge Rd. over Gator Creek Drain in Polk County, Florida. It was built in 1960, so it is 65 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 5 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 7,000 vehicles a day, roughly 8% of them trucks, projected to reach 12,145 by 2042. The structure is 36 ft (11 m) long and 33 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesRockridge Rd.
CrossesGator Creek Drain
Location1.5MI North of US-98
RouteCounty Highway 0
StateFlorida
Coordinates28.21051, -81.98507
Functional classRural Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating36.2 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length36 ft (11 m)
Longest span18 ft (5.5 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,000 (2023)
Projected traffic12,145 by 2042
Trucks8%
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 Rockridge Rd. over Gator Creek Drain built?

It was built in 1960, making it 65 years old in 2025.

What condition is Rockridge Rd. over Gator Creek Drain 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 May 2023.

How much traffic does Rockridge Rd. over Gator Creek Drain carry?

About 7,000 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Rockridge Rd. over Gator Creek Drain?

The structure is 36 ft (11 m) long with a longest span of 18 ft (5.5 m) and a deck 33 ft wide.

Who owns Rockridge Rd. over Gator Creek Drain?

It is owned by the County Highway Agency.