US Bridges

FAS 474 over Norfolk Sou Rwy

Fair

Hamblen County, Tennessee · Btwn SR160 & SR34 · Structure no. 32SR4740001

Built
2004
21 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
163 ft
3 main spans
Daily traffic
10,187
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 474 over Norfolk Sou Rwy is a prestressed concrete continuous stringer/multi-beam or girder carrying FAS 474 over Norfolk Sou Rwy in Hamblen County, Tennessee. It was built in 2004, so it is 21 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 10,187 vehicles a day, roughly 9% of them trucks, projected to reach 8,016 by 2040. The structure is 163 ft (49.7 m) long and 96 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesFAS 474
CrossesNorfolk Sou Rwy
LocationBtwn SR160 & SR34
RouteState Highway 474
CountyHamblen County
StateTennessee
Coordinates36.18801, -83.35747
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.7 US tons
Inventory rating25.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length163 ft (49.7 m)
Longest span69 ft (21 m)
Deck width96 ft (29.3 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,187 (2021)
Projected traffic8,016 by 2040
Trucks9%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed6.2 mi (10 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 FAS 474 over Norfolk Sou Rwy built?

It was built in 2004, making it 21 years old in 2025.

What condition is FAS 474 over Norfolk Sou Rwy in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does FAS 474 over Norfolk Sou Rwy carry?

About 10,187 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is FAS 474 over Norfolk Sou Rwy?

The structure is 163 ft (49.7 m) long with a longest span of 69 ft (21 m) and a deck 96 ft wide.

Who owns FAS 474 over Norfolk Sou Rwy?

It is owned by the State Highway Agency.