US Bridges

SR-865 over Matanzas Pass

Fair

Lee County, Florida · SR-865 at Ft Myers Beach · Structure no. 120088

Built
1980
45 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,103 ft
22 main spans
Daily traffic
22,000
2024 count
Owner
State
State Highway Agency

About this bridge

SR-865 over Matanzas Pass is a prestressed concrete stringer/multi-beam or girder carrying SR-865 over Matanzas Pass in Lee County, Florida. It was built in 1980, so it is 45 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 22,000 vehicles a day, roughly 9% of them trucks, projected to reach 38,170 by 2042. The structure is 2,103 ft (641 m) long and 49 ft wide. If it were closed, the detour would be 17.4 mi (28 km).

Location

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CarriesSR-865
CrossesMatanzas Pass
LocationSR-865 at Ft Myers Beach
RouteState Highway 685
CountyLee County
StateFlorida
Coordinates26.45734, -81.95365
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.9 US tons
Inventory rating58.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans22
Design loadHS 20
Structure length2,103 ft (641 m)
Longest span120 ft (36.6 m)
Deck width49 ft (15 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,000 (2024)
Projected traffic38,170 by 2042
Trucks9%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed17.4 mi (28 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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was SR-865 over Matanzas Pass built?

It was built in 1980, making it 45 years old in 2025.

What condition is SR-865 over Matanzas Pass 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 February 2024.

How much traffic does SR-865 over Matanzas Pass carry?

About 22,000 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is SR-865 over Matanzas Pass?

The structure is 2,103 ft (641 m) long with a longest span of 120 ft (36.6 m) and a deck 49 ft wide.

Who owns SR-865 over Matanzas Pass?

It is owned by the State Highway Agency.