US Bridges

Gallagher Road over Sydney Creek

Good

Hillsborough County, Florida · 0.5MI North of Sydney RD · Structure no. 104413

Built
1967
58 years old
Condition
Good
inspected November 2023
Type
Channel Beam
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
470
2023 count
Owner
County
County Highway Agency

About this bridge

Gallagher Road over Sydney Creek is a prestressed concrete channel beam carrying Gallagher Road over Sydney Creek in Hillsborough County, Florida. It was built in 1967, so it is 58 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 470 vehicles a day, roughly 1% of them trucks, projected to reach 816 by 2042. The structure is 31 ft (9.3 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGallagher Road
CrossesSydney Creek
Location0.5MI North of Sydney RD
RouteCounty Highway 0
StateFlorida
Coordinates27.97401, -82.23414
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than 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 rating73.5 US tons
Inventory rating44.1 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length31 ft (9.3 m)
Longest span31 ft (9.3 m)
Deck width27 ft (8.2 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic470 (2023)
Projected traffic816 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Gallagher Road over Sydney Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is Gallagher Road over Sydney 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 November 2023.

How much traffic does Gallagher Road over Sydney Creek carry?

About 470 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Gallagher Road over Sydney Creek?

The structure is 31 ft (9.3 m) long with a longest span of 31 ft (9.3 m) and a deck 27 ft wide.

Who owns Gallagher Road over Sydney Creek?

It is owned by the County Highway Agency.