US Bridges

FAU 3773 over Millertown Pk. / I640

FairPosted for load

Knox County, Tennessee · NW of Vs 11W · Structure no. 47I06400027

Built
1981
44 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
257 ft
2 main spans
Daily traffic
7,033
2021 count
Owner
State
State Highway Agency

About this bridge

FAU 3773 over Millertown Pk. / I640 is a concrete continuous box beam or girders - multiple carrying FAU 3773 over Millertown Pk. / I640 in Knox County, Tennessee. It was built in 1981, so it is 44 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 7,033 vehicles a day, roughly 6% of them trucks, projected to reach 27,504 by 2040. The structure is 257 ft (78.3 m) long and 100 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesFAU 3773
CrossesMillertown Pk. / I640
LocationNW of Vs 11W
RouteCity Street 3773
CountyKnox County
StateTennessee
Coordinates36.0296, -83.87175
Functional classUrban Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating30 US tons
Inventory rating23.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length257 ft (78.3 m)
Longest span130 ft (39.6 m)
Deck width100 ft (30.5 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,033 (2021)
Projected traffic27,504 by 2040
Trucks6%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$9.1 million (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAU 3773 over Millertown Pk. / I640 built?

It was built in 1981, making it 44 years old in 2025.

What condition is FAU 3773 over Millertown Pk. / I640 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 April 2024.

How much traffic does FAU 3773 over Millertown Pk. / I640 carry?

About 7,033 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is FAU 3773 over Millertown Pk. / I640?

The structure is 257 ft (78.3 m) long with a longest span of 130 ft (39.6 m) and a deck 100 ft wide.

Who owns FAU 3773 over Millertown Pk. / I640?

It is owned by the State Highway Agency.