US Bridges

Nfa 1743 (sa 2005) over Bible Hill RD / I40

Good

Decatur County, Tennessee · 3.9 MI SW JCT I40&SR69 · Structure no. 20I00400003

Built
1963
62 years old
Condition
Good
inspected December 2023
Type
Tee Beam
Concrete Continuous
Length
271 ft
4 main spans
Daily traffic
154
2021 count
Owner
State
State Highway Agency

About this bridge

Nfa 1743 (sa 2005) over Bible Hill RD / I40 is a concrete continuous tee beam carrying Nfa 1743 (sa 2005) over Bible Hill RD / I40 in Decatur County, Tennessee. It was built in 1963, so it is 62 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 154 vehicles a day, roughly 3% of them trucks, projected to reach 246 by 2042. The structure is 271 ft (82.6 m) long and 29 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesNfa 1743 (sa 2005)
CrossesBible Hill RD / I40
Location3.9 MI SW JCT I40&SR69
RouteCounty Highway 1743
Coordinates35.81861, -88.15134
Functional classRural Minor Collector

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 inspectionDecember 2023
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 alignment8: Equal to present desirable criteria
Operating rating42.7 US tons
Inventory rating25.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length271 ft (82.6 m)
Longest span78 ft (23.8 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic154 (2021)
Projected traffic246 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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 1743 (sa 2005) over Bible Hill RD / I40 built?

It was built in 1963, making it 62 years old in 2025.

What condition is Nfa 1743 (sa 2005) over Bible Hill RD / I40 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 December 2023.

How much traffic does Nfa 1743 (sa 2005) over Bible Hill RD / I40 carry?

About 154 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1743 (sa 2005) over Bible Hill RD / I40?

The structure is 271 ft (82.6 m) long with a longest span of 78 ft (23.8 m) and a deck 29 ft wide.

Who owns Nfa 1743 (sa 2005) over Bible Hill RD / I40?

It is owned by the State Highway Agency.