US Bridges

Sanibel-Captiva RD over Blind Pass

Fair

Lee County, Florida · 10MI N/O Sanibel Causway · Structure no. 124077

Built
1990
35 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
465 ft
11 main spans
Daily traffic
9,787
2023 count
Owner
County
County Highway Agency

About this bridge

Sanibel-Captiva RD over Blind Pass is a prestressed concrete stringer/multi-beam or girder carrying Sanibel-Captiva RD over Blind Pass in Lee County, Florida. It was built in 1990, 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 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 9,787 vehicles a day, roughly 5% of them trucks, projected to reach 10,276 by 2042. The structure is 465 ft (141.7 m) long and 49 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesSanibel-Captiva RD
CrossesBlind Pass
Location10MI N/O Sanibel Causway
CountyLee County
StateFlorida
Coordinates26.48277, -82.1825
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating75.1 US tons
Inventory rating47.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length465 ft (141.7 m)
Longest span43 ft (13.1 m)
Deck width49 ft (14.9 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,787 (2023)
Projected traffic10,276 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 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 Sanibel-Captiva RD over Blind Pass built?

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

What condition is Sanibel-Captiva RD over Blind 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 March 2023.

How much traffic does Sanibel-Captiva RD over Blind Pass carry?

About 9,787 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Sanibel-Captiva RD over Blind Pass?

The structure is 465 ft (141.7 m) long with a longest span of 43 ft (13.1 m) and a deck 49 ft wide.

Who owns Sanibel-Captiva RD over Blind Pass?

It is owned by the County Highway Agency.