US Bridges

Blue Barnes Road over Garnier Creek

Fair

Santa Rosa County, Florida · 3.7 MI E of Miller Bluff · Structure no. 584191

Built
2004
21 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
51 ft
5 main spans
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

Blue Barnes Road over Garnier Creek is a wood or timber stringer/multi-beam or girder carrying Blue Barnes Road over Garnier Creek in Santa Rosa County, Florida. It was built in 2004, so it is 21 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 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 50 vehicles a day, projected to reach 87 by 2042. The structure is 51 ft (15.4 m) long and 19 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesBlue Barnes Road
CrossesGarnier Creek
Location3.7 MI E of Miller Bluff
RouteCounty Highway 0
CountySanta Rosa County
StateFlorida
Coordinates30.6559, -86.81791
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating26 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans5
Design loadUnknown
Structure length51 ft (15.4 m)
Longest span10 ft (3.1 m)
Deck width19 ft (5.8 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic87 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Blue Barnes Road over Garnier Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is Blue Barnes Road over Garnier 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 December 2023.

How much traffic does Blue Barnes Road over Garnier Creek carry?

About 50 vehicles per day (2023 count).

How long is Blue Barnes Road over Garnier Creek?

The structure is 51 ft (15.4 m) long with a longest span of 10 ft (3.1 m) and a deck 19 ft wide.

Who owns Blue Barnes Road over Garnier Creek?

It is owned by the County Highway Agency.