US Bridges

Nfa 863 (sa 3503) over Dry Creek

Good

Hardeman County, Tennessee · 1 MI N of SR57 · Structure no. 35S82520001

Built
1968
57 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
92 ft
3 main spans
Daily traffic
331
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 863 (sa 3503) over Dry Creek is a prestressed concrete stringer/multi-beam or girder carrying Nfa 863 (sa 3503) over Dry Creek in Hardeman County, Tennessee. It was built in 1968, so it is 57 years old, older 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 331 vehicles a day, roughly 3% of them trucks, projected to reach 496 by 2040. The structure is 92 ft (28 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 863 (sa 3503)
CrossesDry Creek
Location1 MI N of SR57
RouteCounty Highway 863
Coordinates35.06372, -89.08879
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
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

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length92 ft (28 m)
Longest span30 ft (9.1 m)
Deck width32 ft (9.9 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic331 (2021)
Projected traffic496 by 2040
Trucks3%
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

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 863 (sa 3503) over Dry Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Nfa 863 (sa 3503) over Dry 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 August 2024.

How much traffic does Nfa 863 (sa 3503) over Dry Creek carry?

About 331 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 863 (sa 3503) over Dry Creek?

The structure is 92 ft (28 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.

Who owns Nfa 863 (sa 3503) over Dry Creek?

It is owned by the County Highway Agency.