US Bridges

SR79 over Icww at West Bay

Fair

Bay County, Florida · 4.6MI N of SR30A Westbay · Structure no. 460077

Built
1993
32 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
2,707 ft
3 main spans
Daily traffic
10,750
2022 count
Owner
State
State Highway Agency

About this bridge

SR79 over Icww at West Bay is a steel continuous stringer/multi-beam or girder carrying SR79 over Icww at West Bay in Bay County, Florida. It was built in 1993, so it is 32 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 10,750 vehicles a day, roughly 11% of them trucks, projected to reach 18,651 by 2044. The structure is 2,707 ft (825.1 m) long and 52 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR79
CrossesIcww at West Bay
Location4.6MI N of SR30A Westbay
RouteState Highway 79
CountyBay County
StateFlorida
Coordinates30.29482, -85.85779
Functional classRural 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating91.1 US tons
Inventory rating54 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+23 approach)
Design loadHS 20 + Mod
Structure length2,707 ft (825.1 m)
Longest span220 ft (67.1 m)
Deck width52 ft (16 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,750 (2022)
Projected traffic18,651 by 2044
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 SR79 over Icww at West Bay built?

It was built in 1993, making it 32 years old in 2025.

What condition is SR79 over Icww at West Bay 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 April 2023.

How much traffic does SR79 over Icww at West Bay carry?

About 10,750 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is SR79 over Icww at West Bay?

The structure is 2,707 ft (825.1 m) long with a longest span of 220 ft (67.1 m) and a deck 52 ft wide.

Who owns SR79 over Icww at West Bay?

It is owned by the State Highway Agency.