US Bridges

I24 EB Rp to I124N over I24EB RP/I124RP to I24E

Fair

Hamilton County, Tennessee · I24 & I124 Interchange · Structure no. 33I01240003

Built
1962
63 years old, rebuilt 1990
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
173 ft
3 main spans
Daily traffic
105,057
2021 count
Owner
State
State Highway Agency

About this bridge

I24 EB Rp to I124N over I24EB RP/I124RP to I24E is a steel continuous stringer/multi-beam or girder carrying I24 EB Rp to I124N over I24EB RP/I124RP to I24E in Hamilton County, Tennessee. It was built in 1962 and reconstructed in 1990, so it is 63 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 105,057 vehicles a day, roughly 7% of them trucks, projected to reach 14,784 by 2041. The structure is 173 ft (52.7 m) long and 36 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesI24 EB Rp to I124N
CrossesI24EB RP/I124RP to I24E
LocationI24 & I124 Interchange
RouteInterstate 24
CountyHamilton County
StateTennessee
Coordinates35.03217, -85.3188
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 rating56.4 US tons
Inventory rating33.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length173 ft (52.7 m)
Longest span73 ft (22.3 m)
Deck width36 ft (11.1 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deck20 ft (6.1 m)

Traffic and service

Average daily traffic105,057 (2021)
Projected traffic14,784 by 2041
Trucks7%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed123.7 mi (199 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 statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$2,000 (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I24 EB Rp to I124N over I24EB RP/I124RP to I24E built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1990.

What condition is I24 EB Rp to I124N over I24EB RP/I124RP to I24E 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 September 2024.

How much traffic does I24 EB Rp to I124N over I24EB RP/I124RP to I24E carry?

About 105,057 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is I24 EB Rp to I124N over I24EB RP/I124RP to I24E?

The structure is 173 ft (52.7 m) long with a longest span of 73 ft (22.3 m) and a deck 36 ft wide.

Who owns I24 EB Rp to I124N over I24EB RP/I124RP to I24E?

It is owned by the State Highway Agency.