US Bridges

Nfa A011 over Little Richland Creek

Good

Rhea County, Tennessee · Evensville Mountain RD · Structure no. 720A0110001

Built
1999
26 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
38 ft
1 main span
Daily traffic
510
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A011 over Little Richland Creek is a prestressed concrete box beam or girders - single or spread carrying Nfa A011 over Little Richland Creek in Rhea County, Tennessee. It was built in 1999, so it is 26 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 510 vehicles a day, roughly 2% of them trucks, projected to reach 816 by 2042. The structure is 38 ft (11.6 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNfa A011
CrossesLittle Richland Creek
LocationEvensville Mountain RD
RouteCounty Highway 11
Coordinates35.5665, -84.95492
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.6 US tons
Inventory rating26.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span36 ft (11 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic510 (2020)
Projected traffic816 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 A011 over Little Richland Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Nfa A011 over Little Richland 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 A011 over Little Richland Creek carry?

About 510 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A011 over Little Richland Creek?

The structure is 38 ft (11.6 m) long with a longest span of 36 ft (11 m) and a deck 24 ft wide.

Who owns Nfa A011 over Little Richland Creek?

It is owned by the County Highway Agency.