US Bridges

Nfa B417 over Five Mile Creek

Good

Williamson County, Tennessee · 2.3 MI NE JCT SR106&SR247 · Structure no. 940B4170001

Built
1992
33 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
87 ft
2 main spans
Daily traffic
140
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa B417 over Five Mile Creek is a prestressed concrete continuous box beam or girders - multiple carrying Nfa B417 over Five Mile Creek in Williamson 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 140 vehicles a day, roughly 2% of them trucks, projected to reach 224 by 2039. The structure is 87 ft (26.4 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesNfa B417
CrossesFive Mile Creek
Location2.3 MI NE JCT SR106&SR247
RouteCounty Highway 417
Coordinates35.87837, -86.83739
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length87 ft (26.4 m)
Longest span40 ft (12.2 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2020)
Projected traffic224 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 B417 over Five Mile Creek built?

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

What condition is Nfa B417 over Five Mile 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 July 2023.

How much traffic does Nfa B417 over Five Mile Creek carry?

About 140 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa B417 over Five Mile Creek?

The structure is 87 ft (26.4 m) long with a longest span of 40 ft (12.2 m) and a deck 32 ft wide.

Who owns Nfa B417 over Five Mile Creek?

It is owned by the County Highway Agency.