US Bridges

Colonial Blvd. WB over Cypress Slough

Good

Lee County, Florida · 0.8 Mi. East of I-75 · Structure no. 124071

Built
1990
35 years old, rebuilt 2011
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
500 ft
8 main spans
Daily traffic
55,500
2023 count
Owner
County
County Highway Agency

About this bridge

Colonial Blvd. WB over Cypress Slough is a prestressed concrete stringer/multi-beam or girder carrying Colonial Blvd. WB over Cypress Slough in Lee County, Florida. It was built in 1990 and reconstructed in 2011, so it is 35 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 55,500 vehicles a day, roughly 20% of them trucks, projected to reach 69,375 by 2042. The structure is 500 ft (152.4 m) long and 68 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesColonial Blvd. WB
CrossesCypress Slough
Location0.8 Mi. East of I-75
RouteCounty Highway 884
StateFlorida
Coordinates26.61303, -81.79166
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans8
Design loadHL 93
Structure length500 ft (152.4 m)
Longest span63 ft (19.2 m)
Deck width68 ft (20.7 m)
Roadway width57 ft (17.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,500 (2023)
Projected traffic69,375 by 2042
Trucks20%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 Colonial Blvd. WB over Cypress Slough built?

It was built in 1990, making it 35 years old in 2025. It was reconstructed in 2011.

What condition is Colonial Blvd. WB 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 March 2023.

How much traffic does Colonial Blvd. WB over Cypress Slough carry?

About 55,500 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is Colonial Blvd. WB over Cypress Slough?

The structure is 500 ft (152.4 m) long with a longest span of 63 ft (19.2 m) and a deck 68 ft wide.

Who owns Colonial Blvd. WB over Cypress Slough?

It is owned by the County Highway Agency.