US Bridges

CR611 SB Rmp SR686 over Cross Bayou Canal

Good

Pinellas County, Florida · 0.2MI N of Roosevelt Blvd · Structure no. 154257

Built
1993
32 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
421 ft
14 main spans
Daily traffic
2,400
2023 count
Owner
County
County Highway Agency

About this bridge

CR611 SB Rmp SR686 over Cross Bayou Canal is a concrete continuous slab carrying CR611 SB Rmp SR686 over Cross Bayou Canal in Pinellas County, Florida. It was built in 1993, so it is 32 years old, younger 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 2,400 vehicles a day, roughly 5% of them trucks, projected to reach 4,164 by 2042. The structure is 421 ft (128.3 m) long and 55 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR611 SB Rmp SR686
CrossesCross Bayou Canal
Location0.2MI N of Roosevelt Blvd
StateFlorida
Coordinates27.91131, -82.70123
Functional classUrban Other Principal 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 protection7 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
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating88.7 US tons
Inventory rating53.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans14
Design loadHS 20
Structure length421 ft (128.3 m)
Longest span30 ft (9.2 m)
Deck width55 ft (16.7 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deck18 ft (5.5 m)

Traffic and service

Average daily traffic2,400 (2023)
Projected traffic4,164 by 2042
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
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 CR611 SB Rmp SR686 over Cross Bayou Canal built?

It was built in 1993, making it 32 years old in 2025.

What condition is CR611 SB Rmp SR686 over Cross Bayou Canal 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 CR611 SB Rmp SR686 over Cross Bayou Canal carry?

About 2,400 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is CR611 SB Rmp SR686 over Cross Bayou Canal?

The structure is 421 ft (128.3 m) long with a longest span of 30 ft (9.2 m) and a deck 55 ft wide.

Who owns CR611 SB Rmp SR686 over Cross Bayou Canal?

It is owned by the County Highway Agency.