US Bridges

Nfa A305 (sa 7119) over I40

Fair

Putnam County, Tennessee · 1 MI from US70 · Structure no. 71I00400045

Built
1964
61 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
202 ft
4 main spans
Daily traffic
130
2020 count
Owner
State
State Highway Agency

About this bridge

Nfa A305 (sa 7119) over I40 is a prestressed concrete stringer/multi-beam or girder carrying Nfa A305 (sa 7119) over I40 in Putnam County, Tennessee. It was built in 1964, so it is 61 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.

It carries about 130 vehicles a day, roughly 2% of them trucks, projected to reach 208 by 2042. The structure is 202 ft (61.5 m) long and 29 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesNfa A305 (sa 7119)
CrossesI40
Location1 MI from US70
RouteCounty Highway 305
CountyPutnam County
StateTennessee
Coordinates36.13095, -85.35792
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating49.6 US tons
Inventory rating34.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length202 ft (61.5 m)
Longest span51 ft (15.5 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2020)
Projected traffic208 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed14.9 mi (24 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 A305 (sa 7119) over I40 built?

It was built in 1964, making it 61 years old in 2025.

What condition is Nfa A305 (sa 7119) over I40 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 July 2024.

How much traffic does Nfa A305 (sa 7119) over I40 carry?

About 130 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A305 (sa 7119) over I40?

The structure is 202 ft (61.5 m) long with a longest span of 51 ft (15.5 m) and a deck 29 ft wide.

Who owns Nfa A305 (sa 7119) over I40?

It is owned by the State Highway Agency.