US Bridges

SR-776 over Ainger Creek

Good

Charlotte County, Florida · 0.5 MI E/O SR-775 · Structure no. 010100

Built
1996
29 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
220 ft
4 main spans
Daily traffic
34,500
2024 count
Owner
State
State Highway Agency

About this bridge

SR-776 over Ainger Creek is a prestressed concrete stringer/multi-beam or girder carrying SR-776 over Ainger Creek in Charlotte County, Florida. It was built in 1996, so it is 29 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 34,500 vehicles a day, roughly 6% of them trucks, projected to reach 59,857 by 2044. The structure is 220 ft (67.1 m) long and 121 ft wide. If it were closed, the detour would be 18.6 mi (30 km).

CarriesSR-776
CrossesAinger Creek
Location0.5 MI E/O SR-775
RouteState Highway 776
StateFlorida
Coordinates26.93617, -82.33083
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 inspectionJune 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 rating79.6 US tons
Inventory rating47.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length220 ft (67.1 m)
Longest span55 ft (16.9 m)
Deck width121 ft (37 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,500 (2024)
Projected traffic59,857 by 2044
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed18.6 mi (30 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 SR-776 over Ainger Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is SR-776 over Ainger Creek 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 June 2024.

How much traffic does SR-776 over Ainger Creek carry?

About 34,500 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is SR-776 over Ainger Creek?

The structure is 220 ft (67.1 m) long with a longest span of 55 ft (16.9 m) and a deck 121 ft wide.

Who owns SR-776 over Ainger Creek?

It is owned by the State Highway Agency.