US Bridges

Nfa 5551 over Gallagher Creek

PoorClosed to traffic

Blount County, Tennessee · SW of SR 333 · Structure no. 05S24230003

Built
1930
95 years old
Condition
Poor
inspected November 2023
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
1,214
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 5551 over Gallagher Creek is a concrete culvert carrying Nfa 5551 over Gallagher Creek in Blount County, Tennessee. It was built in 1930, so it is 95 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 1,214 vehicles a day, roughly 1% of them trucks, projected to reach 1,942 by 2042. The structure is 22 ft (6.7 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesNfa 5551
CrossesGallagher Creek
LocationSW of SR 333
RouteCounty Highway 5551
CountyBlount County
StateTennessee
Coordinates35.7497, -84.1212
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 15
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,214 (2021)
Projected traffic1,942 by 2042
Trucks1%
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 statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$109,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 5551 over Gallagher Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is Nfa 5551 over Gallagher Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2023.

How much traffic does Nfa 5551 over Gallagher Creek carry?

About 1,214 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Nfa 5551 over Gallagher Creek?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m) and a deck 26 ft wide.

Who owns Nfa 5551 over Gallagher Creek?

It is owned by the County Highway Agency.