US Bridges

Grange Hall Loop over Howard Creek

Fair

Hillsborough County, Florida · 1.5 Mi. South of SR-674 · Structure no. 104334

Built
1966
59 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
52 ft
4 main spans
Daily traffic
1,000
2024 count
Owner
County
County Highway Agency

About this bridge

Grange Hall Loop over Howard Creek is a concrete culvert carrying Grange Hall Loop over Howard Creek in Hillsborough County, Florida. It was built in 1966, so it is 59 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 1,000 vehicles a day, roughly 8% of them trucks, projected to reach 1,735 by 2046. The structure is 52 ft (15.7 m) long. If it were closed, the detour would be 8.1 mi (13 km).

CarriesGrange Hall Loop
CrossesHoward Creek
Location1.5 Mi. South of SR-674
RouteCounty Highway 0
StateFlorida
Coordinates27.69008, -82.19821
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.3 US tons
Inventory rating42.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadUnknown
Structure length52 ft (15.7 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2024)
Projected traffic1,735 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Grange Hall Loop over Howard Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is Grange Hall Loop over Howard Creek 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 July 2024.

How much traffic does Grange Hall Loop over Howard Creek carry?

About 1,000 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Grange Hall Loop over Howard Creek?

The structure is 52 ft (15.7 m) long with a longest span of 13 ft (3.9 m).

Who owns Grange Hall Loop over Howard Creek?

It is owned by the County Highway Agency.