US Bridges

FAP 70 over Mill Creek

PoorPosted for load

Hawkins County, Tennessee · In Frog Level · Structure no. 37SR0700023

Built
1981
44 years old
Condition
Poor
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
589
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 70 over Mill Creek is a prestressed concrete box beam or girders - multiple carrying FAP 70 over Mill Creek in Hawkins 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 589 vehicles a day, roughly 3% of them trucks, projected to reach 942 by 2042. The structure is 46 ft (14 m) long and 28 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

CarriesFAP 70
CrossesMill Creek
LocationIn Frog Level
RouteState Highway 70
Coordinates36.54367, -83.022
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadUnknown
Structure length46 ft (14 m)
Longest span42 ft (12.9 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic589 (2021)
Projected traffic942 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$359,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 70 over Mill Creek built?

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

What condition is FAP 70 over Mill Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does FAP 70 over Mill Creek carry?

About 589 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAP 70 over Mill Creek?

The structure is 46 ft (14 m) long with a longest span of 42 ft (12.9 m) and a deck 28 ft wide.

Who owns FAP 70 over Mill Creek?

It is owned by the State Highway Agency.