US Bridges

Nfa 5568 (sa 5708) over Robertson Creek

PoorPosted for load

Madison County, Tennessee · E of Haywood County · Structure no. 57S81960019

Built
1965
60 years old
Condition
Poor
inspected May 2023
Type
Channel Beam
Concrete
Length
58 ft
3 main spans
Daily traffic
418
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 5568 (sa 5708) over Robertson Creek is a concrete channel beam carrying Nfa 5568 (sa 5708) over Robertson Creek in Madison County, Tennessee. It was built in 1965, so it is 60 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 4 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: posted for load restriction.

It carries about 418 vehicles a day, roughly 3% of them trucks, projected to reach 587 by 2041. The structure is 58 ft (17.7 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 5568 (sa 5708)
CrossesRobertson Creek
LocationE of Haywood County
RouteCounty Highway 5568
Coordinates35.58789, -89.00286
Functional classRural Minor Collector

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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating19 US tons
Inventory rating6.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length58 ft (17.7 m)
Longest span19 ft (5.9 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic418 (2021)
Projected traffic587 by 2041
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$395,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 5568 (sa 5708) over Robertson Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Nfa 5568 (sa 5708) over Robertson Creek 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 May 2023.

How much traffic does Nfa 5568 (sa 5708) over Robertson Creek carry?

About 418 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 5568 (sa 5708) over Robertson Creek?

The structure is 58 ft (17.7 m) long with a longest span of 19 ft (5.9 m) and a deck 25 ft wide.

Who owns Nfa 5568 (sa 5708) over Robertson Creek?

It is owned by the County Highway Agency.