US Bridges

Nfa 1994 (sa 5916) over Big Rock Creek

FairPosted for load

Marshall County, Tennessee · 2.6 MI S JCT SR99&SR272 · Structure no. 59S63130001

Built
1959
66 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Concrete
Length
186 ft
4 main spans
Daily traffic
522
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1994 (sa 5916) over Big Rock Creek is a concrete tee beam carrying Nfa 1994 (sa 5916) over Big Rock Creek in Marshall County, Tennessee. It was built in 1959, so it is 66 years old, older than the Tennessee average of 47.4 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. Its operating status is: posted for load restriction.

It carries about 522 vehicles a day, roughly 3% of them trucks, projected to reach 784 by 2041. The structure is 186 ft (56.7 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 1994 (sa 5916)
CrossesBig Rock Creek
Location2.6 MI S JCT SR99&SR272
RouteCounty Highway 1994
Coordinates35.56989, -86.7654
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
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 alignment6: Equal to present minimum criteria
Operating rating48.6 US tons
Inventory rating28.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length186 ft (56.7 m)
Longest span53 ft (16.2 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic522 (2021)
Projected traffic784 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1994 (sa 5916) over Big Rock Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is Nfa 1994 (sa 5916) over Big Rock 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 June 2024.

How much traffic does Nfa 1994 (sa 5916) over Big Rock Creek carry?

About 522 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1994 (sa 5916) over Big Rock Creek?

The structure is 186 ft (56.7 m) long with a longest span of 53 ft (16.2 m) and a deck 28 ft wide.

Who owns Nfa 1994 (sa 5916) over Big Rock Creek?

It is owned by the County Highway Agency.