US Bridges

I75 over SR 317 - Bonney Oaks DR

Fair

Hamilton County, Tennessee · 5.2 MI FM I75 SR153 Ic · Structure no. 33I00750059

Built
2004
21 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
208 ft
3 main spans
Daily traffic
99,576
2021 count
Owner
State
State Highway Agency

About this bridge

I75 over SR 317 - Bonney Oaks DR is a prestressed concrete continuous stringer/multi-beam or girder carrying I75 over SR 317 - Bonney Oaks DR in Hamilton County, Tennessee. It was built in 2004, so it is 21 years old, younger 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 99,576 vehicles a day, roughly 6% of them trucks, projected to reach 144,496 by 2040. The structure is 208 ft (63.4 m) long and 116 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI75
CrossesSR 317 - Bonney Oaks DR
Location5.2 MI FM I75 SR153 Ic
RouteInterstate 75
Coordinates35.05898, -85.13095
Functional classUrban Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length208 ft (63.4 m)
Longest span127 ft (38.8 m)
Deck width116 ft (35.4 m)
Roadway width114 ft (34.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99,576 (2021)
Projected traffic144,496 by 2040
Trucks6%
Lanes on structure6
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I75 over SR 317 - Bonney Oaks DR built?

It was built in 2004, making it 21 years old in 2025.

What condition is I75 over SR 317 - Bonney Oaks DR 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 I75 over SR 317 - Bonney Oaks DR carry?

About 99,576 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is I75 over SR 317 - Bonney Oaks DR?

The structure is 208 ft (63.4 m) long with a longest span of 127 ft (38.8 m) and a deck 116 ft wide.

Who owns I75 over SR 317 - Bonney Oaks DR?

It is owned by the State Highway Agency.