US Bridges

I75 Nbl over Mouse Creek

Good

McMinn County, Tennessee · 2.6 Mi.From Bradley Co. · Structure no. 54I00750003

Built
1971
54 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
234 ft
3 main spans
Daily traffic
47,306
2021 count
Owner
State
State Highway Agency

About this bridge

I75 Nbl over Mouse Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying I75 Nbl over Mouse Creek in McMinn County, Tennessee. It was built in 1971, so it is 54 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 47,306 vehicles a day, roughly 7% of them trucks, projected to reach 75,690 by 2042. The structure is 234 ft (71.3 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI75 Nbl
CrossesMouse Creek
Location2.6 Mi.From Bradley Co.
RouteInterstate 75
Coordinates35.3326, -84.75638
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating26.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length234 ft (71.3 m)
Longest span78 ft (23.8 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47,306 (2021)
Projected traffic75,690 by 2042
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I75 Nbl over Mouse Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is I75 Nbl over Mouse Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does I75 Nbl over Mouse Creek carry?

About 47,306 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is I75 Nbl over Mouse Creek?

The structure is 234 ft (71.3 m) long with a longest span of 78 ft (23.8 m) and a deck 44 ft wide.

Who owns I75 Nbl over Mouse Creek?

It is owned by the State Highway Agency.