US Bridges

I 840 Rp O over SR 1

Fair

Rutherford County, Tennessee · 3.6 MI NW JCT SR1&SR268 · Structure no. 75SR8400029

Built
1995
30 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
330 ft
2 main spans
Daily traffic
57,453
2021 count
Owner
State
State Highway Agency

About this bridge

I 840 Rp O over SR 1 is a steel continuous stringer/multi-beam or girder carrying I 840 Rp O over SR 1 in Rutherford County, Tennessee. It was built in 1995, so it is 30 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 57,453 vehicles a day, roughly 7% of them trucks, projected to reach 2,384 by 2041. The structure is 330 ft (100.6 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesI 840 Rp O
CrossesSR 1
Location3.6 MI NW JCT SR1&SR268
RouteInterstate I0840
CountyRutherford County
StateTennessee
Coordinates35.90473, -86.45085
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.
Substructure7 GoodSome minor problems.
Last inspectionOctober 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 rating82.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length330 ft (100.6 m)
Longest span167 ft (50.9 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57,453 (2021)
Projected traffic2,384 by 2041
Trucks7%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 I 840 Rp O over SR 1 built?

It was built in 1995, making it 30 years old in 2025.

What condition is I 840 Rp O over SR 1 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 2024.

How much traffic does I 840 Rp O over SR 1 carry?

About 57,453 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is I 840 Rp O over SR 1?

The structure is 330 ft (100.6 m) long with a longest span of 167 ft (50.9 m) and a deck 32 ft wide.

Who owns I 840 Rp O over SR 1?

It is owned by the State Highway Agency.