US Bridges

I155 298638Y over Tenn - Ky Railroad

Fair

Dyer County, Tennessee · 0.3 M W JCT I155&SR182 · Structure no. 23I01550012

Built
1977
48 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
144 ft
3 main spans
Daily traffic
11,456
2021 count
Owner
State
State Highway Agency

About this bridge

I155 298638Y over Tenn - Ky Railroad is a prestressed concrete continuous stringer/multi-beam or girder carrying I155 298638Y over Tenn - Ky Railroad in Dyer County, Tennessee. It was built in 1977, so it is 48 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 11,456 vehicles a day, roughly 8% of them trucks, projected to reach 17,952 by 2042. The structure is 144 ft (43.9 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI155 298638Y
CrossesTenn - Ky Railroad
Location0.3 M W JCT I155&SR182
RouteInterstate 155
CountyDyer County
StateTennessee
Coordinates36.07594, -89.50127
Functional classRural 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.1 US tons
Inventory rating22.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length144 ft (43.9 m)
Longest span49 ft (14.9 m)
Deck width60 ft (18.3 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,456 (2021)
Projected traffic17,952 by 2042
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I155 298638Y over Tenn - Ky Railroad built?

It was built in 1977, making it 48 years old in 2025.

What condition is I155 298638Y over Tenn - Ky Railroad 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 October 2023.

How much traffic does I155 298638Y over Tenn - Ky Railroad carry?

About 11,456 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is I155 298638Y over Tenn - Ky Railroad?

The structure is 144 ft (43.9 m) long with a longest span of 49 ft (14.9 m) and a deck 60 ft wide.

Who owns I155 298638Y over Tenn - Ky Railroad?

It is owned by the State Highway Agency.