US Bridges

I24 over I24 EB / SR 2 Broad ST

Fair

Hamilton County, Tennessee · .25 M E of I124 JCT · Structure no. 33I00240021

Built
1960
65 years old, rebuilt 1990
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
195 ft
4 main spans
Daily traffic
105,057
2021 count
Owner
State
State Highway Agency

About this bridge

I24 over I24 EB / SR 2 Broad ST is a prestressed concrete box beam or girders - multiple carrying I24 over I24 EB / SR 2 Broad ST in Hamilton County, Tennessee. It was built in 1960 and reconstructed in 1990, so it is 65 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 168,091 by 2042. The structure is 195 ft (59.4 m) long and 106 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI24
CrossesI24 EB / SR 2 Broad ST
Location.25 M E of I124 JCT
RouteInterstate 24
CountyHamilton County
StateTennessee
Coordinates35.0306, -85.31543
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.6 US tons
Inventory rating25.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans4
Design loadHS 20
Structure length195 ft (59.4 m)
Longest span69 ft (21 m)
Deck width106 ft (32.3 m)
Roadway width104 ft (31.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic105,057 (2021)
Projected traffic168,091 by 2042
Trucks7%
Lanes on structure6
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.2 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I24 over I24 EB / SR 2 Broad ST built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1990.

What condition is I24 over I24 EB / SR 2 Broad ST 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 August 2024.

How much traffic does I24 over I24 EB / SR 2 Broad ST carry?

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

How long is I24 over I24 EB / SR 2 Broad ST?

The structure is 195 ft (59.4 m) long with a longest span of 69 ft (21 m) and a deck 106 ft wide.

Who owns I24 over I24 EB / SR 2 Broad ST?

It is owned by the State Highway Agency.