US Bridges

Nfa A241 over Mulherrin Creek

Good

Smith County, Tennessee · 2.6 M NW JCT I40&SR53 · Structure no. 800A2410003

Built
1981
44 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
153 ft
2 main spans
Daily traffic
70
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A241 over Mulherrin Creek is a prestressed concrete stringer/multi-beam or girder carrying Nfa A241 over Mulherrin Creek in Smith County, Tennessee. It was built in 1981, so it is 44 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 70 vehicles a day, roughly 3% of them trucks, projected to reach 112 by 2042. The structure is 153 ft (46.6 m) long and 28 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesNfa A241
CrossesMulherrin Creek
Location2.6 M NW JCT I40&SR53
RouteCounty Highway 241
Coordinates36.19005, -85.98991
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length153 ft (46.6 m)
Longest span76 ft (23.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2020)
Projected traffic112 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Nfa A241 over Mulherrin Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is Nfa A241 over Mulherrin 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 July 2023.

How much traffic does Nfa A241 over Mulherrin Creek carry?

About 70 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Nfa A241 over Mulherrin Creek?

The structure is 153 ft (46.6 m) long with a longest span of 76 ft (23.2 m) and a deck 28 ft wide.

Who owns Nfa A241 over Mulherrin Creek?

It is owned by the County Highway Agency.