US Bridges

Nfa A312 over Cypress Creek

Good

Wayne County, Tennessee · 3.0 MI NW JCT SR227&ALA.L · Structure no. 910A3120001

Built
2019
6 years old
Condition
Good
inspected October 2024
Type
Tee Beam
Prestressed Concrete
Length
120 ft
1 main span
Daily traffic
310
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A312 over Cypress Creek is a prestressed concrete tee beam carrying Nfa A312 over Cypress Creek in Wayne County, Tennessee. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 310 vehicles a day, roughly 7% of them trucks, projected to reach 496 by 2041. The structure is 120 ft (36.5 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNfa A312
CrossesCypress Creek
Location3.0 MI NW JCT SR227&ALA.L
RouteCounty Highway 312
Coordinates35.04793, -87.81641
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 alignment6: Equal to present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length120 ft (36.5 m)
Longest span110 ft (33.5 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic310 (2020)
Projected traffic496 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$943,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A312 over Cypress Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Nfa A312 over Cypress 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 October 2024.

How much traffic does Nfa A312 over Cypress Creek carry?

About 310 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Nfa A312 over Cypress Creek?

The structure is 120 ft (36.5 m) long with a longest span of 110 ft (33.5 m) and a deck 28 ft wide.

Who owns Nfa A312 over Cypress Creek?

It is owned by the County Highway Agency.