US Bridges

Nfa A090 over Davis Hollow RD / I840

Good

Williamson County, Tennessee · 1 MI W Natchez Trace Pk · Structure no. 94SR8400023

Built
2012
13 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
310 ft
2 main spans
Daily traffic
100
2020 count
Owner
State
State Highway Agency

About this bridge

Nfa A090 over Davis Hollow RD / I840 is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa A090 over Davis Hollow RD / I840 in Williamson County, Tennessee. It was built in 2012, so it is 13 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 100 vehicles a day, roughly 2% of them trucks, projected to reach 160 by 2041. The structure is 310 ft (94.5 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa A090
CrossesDavis Hollow RD / I840
Location1 MI W Natchez Trace Pk
RouteCounty Highway 90
CountyWilliamson County
StateTennessee
Coordinates35.84703, -87.06651
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length310 ft (94.5 m)
Longest span155 ft (47.2 m)
Deck width31 ft (9.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic160 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nfa A090 over Davis Hollow RD / I840 built?

It was built in 2012, making it 13 years old in 2025.

What condition is Nfa A090 over Davis Hollow RD / I840 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 December 2024.

How much traffic does Nfa A090 over Davis Hollow RD / I840 carry?

About 100 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A090 over Davis Hollow RD / I840?

The structure is 310 ft (94.5 m) long with a longest span of 155 ft (47.2 m) and a deck 31 ft wide.

Who owns Nfa A090 over Davis Hollow RD / I840?

It is owned by the State Highway Agency.