US Bridges

FAS 174 over Middle Fork Drakes Branc

Poor

Sumner County, Tennessee · 5.2 M NE JCT SR174&SR52 · Structure no. 83S62860007

Built
1956
69 years old
Condition
Poor
inspected September 2024
Type
Tee Beam
Concrete
Length
157 ft
5 main spans
Daily traffic
791
2021 count
Owner
State
State Highway Agency

About this bridge

FAS 174 over Middle Fork Drakes Branc is a concrete tee beam carrying FAS 174 over Middle Fork Drakes Branc in Sumner County, Tennessee. It was built in 1956, so it is 69 years old, older 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.

It carries about 791 vehicles a day, roughly 5% of them trucks, projected to reach 1,266 by 2042. The structure is 157 ft (47.9 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFAS 174
CrossesMiddle Fork Drakes Branc
Location5.2 M NE JCT SR174&SR52
RouteState Highway SR174
Coordinates36.62312, -86.32705
Functional classRural Major Collector

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating48.6 US tons
Inventory rating29.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length157 ft (47.9 m)
Longest span43 ft (13.1 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic791 (2021)
Projected traffic1,266 by 2042
Trucks5%
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$344,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 174 over Middle Fork Drakes Branc built?

It was built in 1956, making it 69 years old in 2025.

What condition is FAS 174 over Middle Fork Drakes Branc 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 FAS 174 over Middle Fork Drakes Branc carry?

About 791 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAS 174 over Middle Fork Drakes Branc?

The structure is 157 ft (47.9 m) long with a longest span of 43 ft (13.1 m) and a deck 27 ft wide.

Who owns FAS 174 over Middle Fork Drakes Branc?

It is owned by the State Highway Agency.