US Bridges

Nfa A214 347878S over CSX Railroad

Good

McMinn County, Tennessee · .1 MI East of US411 · Structure no. 540A2140001

Built
1995
30 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
166 ft
3 main spans
Daily traffic
420
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A214 347878S over CSX Railroad is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa A214 347878S over CSX Railroad in McMinn County, Tennessee. It was built in 1995, so it is 30 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 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 420 vehicles a day, roughly 2% of them trucks, projected to reach 672 by 2042. The structure is 166 ft (50.6 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa A214 347878S
CrossesCSX Railroad
Location.1 MI East of US411
RouteCounty Highway 214
CountyMcMinn County
StateTennessee
Coordinates35.29741, -84.53776
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length166 ft (50.6 m)
Longest span68 ft (20.7 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic420 (2020)
Projected traffic672 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nfa A214 347878S over CSX Railroad built?

It was built in 1995, making it 30 years old in 2025.

What condition is Nfa A214 347878S over CSX Railroad 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 2023.

How much traffic does Nfa A214 347878S over CSX Railroad carry?

About 420 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A214 347878S over CSX Railroad?

The structure is 166 ft (50.6 m) long with a longest span of 68 ft (20.7 m) and a deck 30 ft wide.

Who owns Nfa A214 347878S over CSX Railroad?

It is owned by the County Highway Agency.