US Bridges

Nfa 1496 (sa 2316) over Miller Creek

Fair

Dyer County, Tennessee · 1 MI W of Crockett CO · Structure no. 23014960001

Built
2008
17 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
229
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1496 (sa 2316) over Miller Creek is a prestressed concrete stringer/multi-beam or girder carrying Nfa 1496 (sa 2316) over Miller Creek in Dyer County, Tennessee. It was built in 2008, so it is 17 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 229 vehicles a day, roughly 3% of them trucks, projected to reach 371 by 2042. The structure is 70 ft (21.3 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesNfa 1496 (sa 2316)
CrossesMiller Creek
Location1 MI W of Crockett CO
RouteCounty Highway 1496
CountyDyer County
StateTennessee
Coordinates35.95863, -89.22613
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length70 ft (21.3 m)
Longest span70 ft (21.3 m)
Deck width32 ft (9.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic229 (2021)
Projected traffic371 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1496 (sa 2316) over Miller Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is Nfa 1496 (sa 2316) over Miller Creek 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 October 2023.

How much traffic does Nfa 1496 (sa 2316) over Miller Creek carry?

About 229 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1496 (sa 2316) over Miller Creek?

The structure is 70 ft (21.3 m) long with a longest span of 70 ft (21.3 m) and a deck 32 ft wide.

Who owns Nfa 1496 (sa 2316) over Miller Creek?

It is owned by the County Highway Agency.