US Bridges

FAU B703 over Donoho Branch

Good

Sumner County, Tennessee · W. Market St. · Structure no. 830B7030001

Built
2002
23 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
50
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU B703 over Donoho Branch is a concrete continuous culvert carrying FAU B703 over Donoho Branch in Sumner County, Tennessee. It was built in 2002, so it is 23 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 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 50 vehicles a day, roughly 2% of them trucks, projected to reach 80 by 2039. The structure is 21 ft (6.3 m) long and 27 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesFAU B703
CrossesDonoho Branch
LocationW. Market St.
RouteCity Street 0B703
Coordinates36.57997, -86.51853
Functional classUrban Local

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.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2020)
Projected traffic80 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU B703 over Donoho Branch built?

It was built in 2002, making it 23 years old in 2025.

What condition is FAU B703 over Donoho Branch 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 February 2025.

How much traffic does FAU B703 over Donoho Branch carry?

About 50 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is FAU B703 over Donoho Branch?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 27 ft wide.

Who owns FAU B703 over Donoho Branch?

It is owned by the City or Municipal Highway Agency.