US Bridges

SR-710 over Drainage Canal

Fair

Palm Beach County, Florida · 0.5MI East of SR-786 · Structure no. 930121

Built
1957
68 years old, rebuilt 1986
Condition
Fair
inspected December 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
12,600
2024 count
Owner
State
State Highway Agency

About this bridge

SR-710 over Drainage Canal is a concrete culvert carrying SR-710 over Drainage Canal in Palm Beach County, Florida. It was built in 1957 and reconstructed in 1986, so it is 68 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 12,600 vehicles a day, roughly 20% of them trucks, projected to reach 21,861 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesSR-710
CrossesDrainage Canal
Location0.5MI East of SR-786
RouteState Highway 710
CountyPalm Beach County
StateFlorida
Coordinates26.83594, -80.19129
Functional classUrban Other Principal Arterial

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating28.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,600 (2024)
Projected traffic21,861 by 2042
Trucks20%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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-710 over Drainage Canal built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1986.

What condition is SR-710 over Drainage Canal 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 December 2024.

How much traffic does SR-710 over Drainage Canal carry?

About 12,600 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is SR-710 over Drainage Canal?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns SR-710 over Drainage Canal?

It is owned by the State Highway Agency.