US Bridges

SR-70 over County Line Road Creek

Fair

Manatee County, Florida · 3.6MI E of Sugarbowl RD · Structure no. 130940

Built
1955
70 years old, rebuilt 2001
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
6,400
2022 count
Owner
State
State Highway Agency

About this bridge

SR-70 over County Line Road Creek is a concrete culvert carrying SR-70 over County Line Road Creek in Manatee County, Florida. It was built in 1955 and reconstructed in 2001, so it is 70 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.

It carries about 6,400 vehicles a day, roughly 27% of them trucks, projected to reach 11,104 by 2044. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 18 mi (29 km).

Location

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CarriesSR-70
CrossesCounty Line Road Creek
Location3.6MI E of Sugarbowl RD
RouteState Highway 70
CountyManatee County
StateFlorida
Coordinates27.29214, -82.05644
Functional classRural Principal Arterial - Other

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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.2 US tons
Inventory rating44.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length21 ft (6.4 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,400 (2022)
Projected traffic11,104 by 2044
Trucks27%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR-70 over County Line Road Creek built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2001.

What condition is SR-70 over County Line Road 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 August 2023.

How much traffic does SR-70 over County Line Road Creek carry?

About 6,400 vehicles per day (2022 count), of which roughly 27% are trucks.

How long is SR-70 over County Line Road Creek?

The structure is 21 ft (6.4 m) long with a longest span of 11 ft (3.4 m).

Who owns SR-70 over County Line Road Creek?

It is owned by the State Highway Agency.