US Bridges

CR-464 Belleair RD over Allens Creek

Good

Pinellas County, Florida · 0.3 MI West of Belcher RD · Structure no. 154203

Built
1975
50 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
12,500
2023 count
Owner
County
County Highway Agency

About this bridge

CR-464 Belleair RD over Allens Creek is a concrete culvert carrying CR-464 Belleair RD over Allens Creek in Pinellas County, Florida. It was built in 1975, so it is 50 years old, older 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 12,500 vehicles a day, roughly 4% of them trucks, projected to reach 21,688 by 2042. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR-464 Belleair RD
CrossesAllens Creek
Location0.3 MI West of Belcher RD
RouteCounty Highway 464
StateFlorida
Coordinates27.93861, -82.75071
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.4 US tons
Inventory rating34.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length25 ft (7.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,500 (2023)
Projected traffic21,688 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 CR-464 Belleair RD over Allens Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is CR-464 Belleair RD over Allens Creek 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 September 2023.

How much traffic does CR-464 Belleair RD over Allens Creek carry?

About 12,500 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is CR-464 Belleair RD over Allens Creek?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.7 m).

Who owns CR-464 Belleair RD over Allens Creek?

It is owned by the County Highway Agency.