US Bridges

SR 400 over Brush Creek

Good

Washington County, Tennessee · .3 M W of Carter CO LN · Structure no. 90S23800001

Built
2011
14 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
48 ft
1 main span
Daily traffic
6,696
2021 count
Owner
State
State Highway Agency

About this bridge

SR 400 over Brush Creek is a concrete culvert carrying SR 400 over Brush Creek in Washington County, Tennessee. It was built in 2011, so it is 14 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,696 vehicles a day, roughly 4% of them trucks, projected to reach 9,467 by 2042. The structure is 48 ft (14.6 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesSR 400
CrossesBrush Creek
Location.3 M W of Carter CO LN
RouteState Highway 400
Coordinates36.36927, -82.30518
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length48 ft (14.6 m)
Longest span48 ft (14.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,696 (2021)
Projected traffic9,467 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$724,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 400 over Brush Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is SR 400 over Brush 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 September 2023.

How much traffic does SR 400 over Brush Creek carry?

About 6,696 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is SR 400 over Brush Creek?

The structure is 48 ft (14.6 m) long with a longest span of 48 ft (14.6 m).

Who owns SR 400 over Brush Creek?

It is owned by the State Highway Agency.