US Bridges

Nfa B477 over Dutch Creek

Good

Sumner County, Tennessee · 2.5 M W JCT SR52&SR6 · Structure no. 83SR0520019

Built
1992
33 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete Continuous
Length
35 ft
3 main spans
Daily traffic
200
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa B477 over Dutch Creek is a concrete continuous culvert carrying Nfa B477 over Dutch Creek in Sumner County, Tennessee. It was built in 1992, so it is 33 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 200 vehicles a day, roughly 1% of them trucks, projected to reach 320 by 2041. The structure is 35 ft (10.7 m) long and 29 ft wide. If it were closed, the detour would be 51 mi (82 km).

CarriesNfa B477
CrossesDutch Creek
Location2.5 M W JCT SR52&SR6
RouteCounty Highway 0B477
Coordinates36.56647, -86.2813
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.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span10 ft (3 m)
Deck width29 ft (8.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2020)
Projected traffic320 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed51 mi (82 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Nfa B477 over Dutch Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is Nfa B477 over Dutch 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 November 2024.

How much traffic does Nfa B477 over Dutch Creek carry?

About 200 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Nfa B477 over Dutch Creek?

The structure is 35 ft (10.7 m) long with a longest span of 10 ft (3 m) and a deck 29 ft wide.

Who owns Nfa B477 over Dutch Creek?

It is owned by the County Highway Agency.