US Bridges

Nfa 1720 (sa 0905) over Reedy Creek

Good

Carroll County, Tennessee · 4.5 MI SW JCT SR1&SR364 · Structure no. 09017200001

Built
2010
15 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Single or Spread
Concrete
Length
90 ft
1 main span
Daily traffic
527
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1720 (sa 0905) over Reedy Creek is a concrete box beam or girders - single or spread carrying Nfa 1720 (sa 0905) over Reedy Creek in Carroll County, Tennessee. It was built in 2010, so it is 15 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 527 vehicles a day, roughly 3% of them trucks, projected to reach 880 by 2039. The structure is 90 ft (27.4 m) long and 28 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

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CarriesNfa 1720 (sa 0905)
CrossesReedy Creek
Location4.5 MI SW JCT SR1&SR364
RouteCounty Highway 1720
CountyCarroll County
StateTennessee
Coordinates35.96383, -88.50653
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.8 US tons
Inventory rating60 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length90 ft (27.4 m)
Longest span90 ft (27.4 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic527 (2021)
Projected traffic880 by 2039
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1720 (sa 0905) over Reedy Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Nfa 1720 (sa 0905) over Reedy Creek 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 July 2023.

How much traffic does Nfa 1720 (sa 0905) over Reedy Creek carry?

About 527 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1720 (sa 0905) over Reedy Creek?

The structure is 90 ft (27.4 m) long with a longest span of 90 ft (27.4 m) and a deck 28 ft wide.

Who owns Nfa 1720 (sa 0905) over Reedy Creek?

It is owned by the County Highway Agency.