US Bridges

Nfa 962 (sa 2830) over Robertson Fork Creek

Fair

Giles County, Tennessee · 4.5 M. S. Lynnville. · Structure no. 28S62380001

Built
1968
57 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
110 ft
3 main spans
Daily traffic
1,116
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 962 (sa 2830) over Robertson Fork Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa 962 (sa 2830) over Robertson Fork Creek in Giles County, Tennessee. It was built in 1968, so it is 57 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,116 vehicles a day, roughly 3% of them trucks, projected to reach 1,786 by 2042. The structure is 110 ft (33.5 m) long and 39 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesNfa 962 (sa 2830)
CrossesRobertson Fork Creek
Location4.5 M. S. Lynnville.
RouteCounty Highway 962
CountyGiles County
StateTennessee
Coordinates35.3305, -87.03165
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length110 ft (33.5 m)
Longest span40 ft (12.2 m)
Deck width39 ft (12 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,116 (2021)
Projected traffic1,786 by 2042
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 962 (sa 2830) over Robertson Fork Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Nfa 962 (sa 2830) over Robertson Fork Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does Nfa 962 (sa 2830) over Robertson Fork Creek carry?

About 1,116 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 962 (sa 2830) over Robertson Fork Creek?

The structure is 110 ft (33.5 m) long with a longest span of 40 ft (12.2 m) and a deck 39 ft wide.

Who owns Nfa 962 (sa 2830) over Robertson Fork Creek?

It is owned by the County Highway Agency.