US Bridges

Dave Smith RD D708 over Tuckahoe Creek

Good

Knox County, Tennessee · 240 Ft S of Smith Schl RD · Structure no. 470D7080001

Built
2014
11 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete Continuous
Length
37 ft
2 main spans
Daily traffic
100
2020 count
Owner
County
County Highway Agency

About this bridge

Dave Smith RD D708 over Tuckahoe Creek is a concrete continuous culvert carrying Dave Smith RD D708 over Tuckahoe Creek in Knox County, Tennessee. It was built in 2014, so it is 11 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 37 ft (11.3 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDave Smith RD D708
CrossesTuckahoe Creek
Location240 Ft S of Smith Schl RD
RouteCounty Highway 708
Coordinates35.971, -83.66431
Functional classRural 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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating29.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length37 ft (11.3 m)
Longest span16 ft (4.9 m)
Deck width31 ft (9.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Dave Smith RD D708 over Tuckahoe Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is Dave Smith RD D708 over Tuckahoe 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 March 2024.

How much traffic does Dave Smith RD D708 over Tuckahoe Creek carry?

About 100 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Dave Smith RD D708 over Tuckahoe Creek?

The structure is 37 ft (11.3 m) long with a longest span of 16 ft (4.9 m) and a deck 31 ft wide.

Who owns Dave Smith RD D708 over Tuckahoe Creek?

It is owned by the County Highway Agency.