US Bridges

FAP 72 Rl over I75

Good

Loudon County, Tennessee · 3 Miles W. of Loudon · Structure no. 53I00750009

Built
1974
51 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
375 ft
5 main spans
Daily traffic
12,168
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 72 Rl over I75 is a prestressed concrete box beam or girders - single or spread carrying FAP 72 Rl over I75 in Loudon County, Tennessee. It was built in 1974, so it is 51 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 12,168 vehicles a day, roughly 6% of them trucks, projected to reach 19,469 by 2042. The structure is 375 ft (114.3 m) long and 44 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesFAP 72 Rl
CrossesI75
Location3 Miles W. of Loudon
RouteState Highway 72
Coordinates35.73269, -84.39413
Functional classUrban Minor Arterial

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length375 ft (114.3 m)
Longest span93 ft (28.4 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,168 (2021)
Projected traffic19,469 by 2042
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed16.2 mi (26 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 FAP 72 Rl over I75 built?

It was built in 1974, making it 51 years old in 2025.

What condition is FAP 72 Rl 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 September 2024.

How much traffic does FAP 72 Rl over I75 carry?

About 12,168 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is FAP 72 Rl over I75?

The structure is 375 ft (114.3 m) long with a longest span of 93 ft (28.4 m) and a deck 44 ft wide.

Who owns FAP 72 Rl over I75?

It is owned by the State Highway Agency.