US Bridges

Nfa A208 over Drainage Ditch

PoorClosed to traffic

Dyer County, Tennessee · 2.4 MI S of SR103 · Structure no. 230A2080001

Built
1970
55 years old
Condition
Poor
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
72 ft
3 main spans
Daily traffic
10
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A208 over Drainage Ditch is a steel stringer/multi-beam or girder carrying Nfa A208 over Drainage Ditch in Dyer County, Tennessee. It was built in 1970, so it is 55 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 2 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 10 vehicles a day, roughly 2% of them trucks, projected to reach 16 by 2041. The structure is 72 ft (21.9 m) long and 16 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNfa A208
CrossesDrainage Ditch
Location2.4 MI S of SR103
RouteCounty Highway 208
Coordinates36.13757, -89.48276
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry6: Equal to present minimum criteria
Waterway adequacy0: Immediate repair necessary to put back in service
Approach roadway alignment6: Equal to present minimum criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans3
Design loadUnknown
Structure length72 ft (21.9 m)
Longest span24 ft (7.3 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2020)
Projected traffic16 by 2041
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$766,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A208 over Drainage Ditch built?

It was built in 1970, making it 55 years old in 2025.

What condition is Nfa A208 over Drainage Ditch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2023.

How much traffic does Nfa A208 over Drainage Ditch carry?

About 10 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A208 over Drainage Ditch?

The structure is 72 ft (21.9 m) long with a longest span of 24 ft (7.3 m) and a deck 16 ft wide.

Who owns Nfa A208 over Drainage Ditch?

It is owned by the County Highway Agency.