US Bridges

Nfa A059 over I75

Good

Monroe County, Tennessee · N of SR322-NW Monroe CO · Structure no. 62I00750009

Built
1971
54 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
425 ft
3 main spans
Daily traffic
80
2020 count
Owner
State
State Highway Agency

About this bridge

Nfa A059 over I75 is a steel continuous stringer/multi-beam or girder carrying Nfa A059 over I75 in Monroe County, Tennessee. It was built in 1971, so it is 54 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 80 vehicles a day, roughly 2% of them trucks, projected to reach 128 by 2040. The structure is 425 ft (129.5 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesNfa A059
CrossesI75
LocationN of SR322-NW Monroe CO
RouteCounty Highway 59
Coordinates35.644, -84.46951
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.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length425 ft (129.5 m)
Longest span165 ft (50.3 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2020)
Projected traffic128 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nfa A059 over I75 built?

It was built in 1971, making it 54 years old in 2025.

What condition is Nfa A059 over I75 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 August 2024.

How much traffic does Nfa A059 over I75 carry?

About 80 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A059 over I75?

The structure is 425 ft (129.5 m) long with a longest span of 165 ft (50.3 m) and a deck 32 ft wide.

Who owns Nfa A059 over I75?

It is owned by the State Highway Agency.