US Bridges

FAP 73 over Foothills Pkwy (A820)

Good

Blount County, Tennessee · 1.8 to End of NPS RTE 8 · Structure no. 05SR0730021

Built
1987
38 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
92 ft
1 main span
Daily traffic
10,062
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 73 over Foothills Pkwy (A820) is a prestressed concrete box beam or girders - single or spread carrying FAP 73 over Foothills Pkwy (A820) in Blount County, Tennessee. It was built in 1987, so it is 38 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 10,062 vehicles a day, roughly 10% of them trucks, projected to reach 15,152 by 2042. The structure is 92 ft (28 m) long and 45 ft wide.

Location

Open in Google Maps
CarriesFAP 73
CrossesFoothills Pkwy (A820)
Location1.8 to End of NPS RTE 8
RouteU.S. Route 321
CountyBlount County
StateTennessee
Coordinates35.7184, -83.82014
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length92 ft (28 m)
Longest span87 ft (26.5 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,062 (2021)
Projected traffic15,152 by 2042
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAP 73 over Foothills Pkwy (A820) built?

It was built in 1987, making it 38 years old in 2025.

What condition is FAP 73 over Foothills Pkwy (A820) 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 October 2023.

How much traffic does FAP 73 over Foothills Pkwy (A820) carry?

About 10,062 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is FAP 73 over Foothills Pkwy (A820)?

The structure is 92 ft (28 m) long with a longest span of 87 ft (26.5 m) and a deck 45 ft wide.

Who owns FAP 73 over Foothills Pkwy (A820)?

It is owned by the State Highway Agency.