US Bridges

East Mariana Ave. over Powell Creek

Fair

Lee County, Florida · 0.3MI East of US-41B · Structure no. 124023

Built
1967
58 years old
Condition
Fair
inspected July 2023
Type
Slab
Prestressed Concrete
Length
50 ft
2 main spans
Daily traffic
3,220
2023 count
Owner
County
County Highway Agency

About this bridge

East Mariana Ave. over Powell Creek is a prestressed concrete slab carrying East Mariana Ave. over Powell Creek in Lee County, Florida. It was built in 1967, so it is 58 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 5 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 3,220 vehicles a day, roughly 2% of them trucks, projected to reach 4,025 by 2042. The structure is 50 ft (15.2 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesEast Mariana Ave.
CrossesPowell Creek
Location0.3MI East of US-41B
RouteCounty Highway 0
CountyLee County
StateFlorida
Coordinates26.67844, -81.87847
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.4 US tons
Inventory rating45.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span25 ft (7.6 m)
Deck width36 ft (11 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,220 (2023)
Projected traffic4,025 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 East Mariana Ave. over Powell Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is East Mariana Ave. over Powell 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 July 2023.

How much traffic does East Mariana Ave. over Powell Creek carry?

About 3,220 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is East Mariana Ave. over Powell Creek?

The structure is 50 ft (15.2 m) long with a longest span of 25 ft (7.6 m) and a deck 36 ft wide.

Who owns East Mariana Ave. over Powell Creek?

It is owned by the County Highway Agency.