US Bridges

US90 SR10 over Cypress Slough

Good

Washington County, Florida · 1.3 Miles E.Of Countyline · Structure no. 610091

Built
2001
24 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
472 ft
5 main spans
Daily traffic
3,300
2022 count
Owner
State
State Highway Agency

About this bridge

US90 SR10 over Cypress Slough is a prestressed concrete stringer/multi-beam or girder carrying US90 SR10 over Cypress Slough in Washington County, Florida. It was built in 2001, so it is 24 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 3,300 vehicles a day, roughly 12% of them trucks, projected to reach 5,726 by 2044. The structure is 472 ft (144 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS90 SR10
CrossesCypress Slough
Location1.3 Miles E.Of Countyline
RouteU.S. Route 90
StateFlorida
Coordinates30.7745, -85.81082
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating60 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length472 ft (144 m)
Longest span94 ft (28.8 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,300 (2022)
Projected traffic5,726 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 US90 SR10 over Cypress Slough built?

It was built in 2001, making it 24 years old in 2025.

What condition is US90 SR10 over Cypress Slough 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 2024.

How much traffic does US90 SR10 over Cypress Slough carry?

About 3,300 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is US90 SR10 over Cypress Slough?

The structure is 472 ft (144 m) long with a longest span of 94 ft (28.8 m) and a deck 46 ft wide.

Who owns US90 SR10 over Cypress Slough?

It is owned by the State Highway Agency.