US Bridges

FAS 166 over Pigeon Roost Creek

Good

Giles County, Tennessee · 1.5 MI N of SR 15 · Structure no. 28S62360001

Built
1993
32 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
120 ft
3 main spans
Daily traffic
2,320
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 166 over Pigeon Roost Creek is a prestressed concrete continuous box beam or girders - single or spread carrying FAS 166 over Pigeon Roost Creek in Giles County, Tennessee. It was built in 1993, so it is 32 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 2,320 vehicles a day, roughly 3% of them trucks, projected to reach 3,670 by 2042. The structure is 120 ft (36.6 m) long and 34 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFAS 166
CrossesPigeon Roost Creek
Location1.5 MI N of SR 15
RouteState Highway 166
Coordinates35.23371, -87.08411
Functional classUrban Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 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 alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating32.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,320 (2021)
Projected traffic3,670 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 166 over Pigeon Roost Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is FAS 166 over Pigeon Roost 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 January 2024.

How much traffic does FAS 166 over Pigeon Roost Creek carry?

About 2,320 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAS 166 over Pigeon Roost Creek?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 34 ft wide.

Who owns FAS 166 over Pigeon Roost Creek?

It is owned by the State Highway Agency.