US Bridges

Nfa 1802 (sa 4313) over Little Blue Creek

Good

Humphreys County, Tennessee · 3.5 Mi. Se. Waverly · Structure no. 43018020003

Built
2011
14 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
353
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1802 (sa 4313) over Little Blue Creek is a prestressed concrete box beam or girders - single or spread carrying Nfa 1802 (sa 4313) over Little Blue Creek in Humphreys County, Tennessee. It was built in 2011, so it is 14 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 353 vehicles a day, roughly 3% of them trucks, projected to reach 565 by 2042. The structure is 70 ft (21.3 m) long and 26 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesNfa 1802 (sa 4313)
CrossesLittle Blue Creek
Location3.5 Mi. Se. Waverly
RouteCounty Highway 1802
Coordinates36.07195, -87.72663
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.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating28.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length70 ft (21.3 m)
Longest span70 ft (21.3 m)
Deck width26 ft (8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic353 (2021)
Projected traffic565 by 2042
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$520,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1802 (sa 4313) over Little Blue Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is Nfa 1802 (sa 4313) over Little Blue 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 2023.

How much traffic does Nfa 1802 (sa 4313) over Little Blue Creek carry?

About 353 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1802 (sa 4313) over Little Blue Creek?

The structure is 70 ft (21.3 m) long with a longest span of 70 ft (21.3 m) and a deck 26 ft wide.

Who owns Nfa 1802 (sa 4313) over Little Blue Creek?

It is owned by the County Highway Agency.