US Bridges

Nfa 1885 (sa 2830) over Clock Creek

FairPosted for load

Giles County, Tennessee · 9 M NE of Pulaski · Structure no. 28018850001

Built
1950
75 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
285
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1885 (sa 2830) over Clock Creek is a steel stringer/multi-beam or girder carrying Nfa 1885 (sa 2830) over Clock Creek in Giles County, Tennessee. It was built in 1950, so it is 75 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 285 vehicles a day, roughly 3% of them trucks, projected to reach 456 by 2042. The structure is 33 ft (10.2 m) long and 21 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesNfa 1885 (sa 2830)
CrossesClock Creek
Location9 M NE of Pulaski
RouteCounty Highway 1885
CountyGiles County
StateTennessee
Coordinates35.27844, -86.90072
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36.8 US tons
Inventory rating28.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length33 ft (10.2 m)
Longest span30 ft (9.2 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic285 (2021)
Projected traffic456 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 1885 (sa 2830) over Clock Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is Nfa 1885 (sa 2830) over Clock 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 1885 (sa 2830) over Clock Creek carry?

About 285 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1885 (sa 2830) over Clock Creek?

The structure is 33 ft (10.2 m) long with a longest span of 30 ft (9.2 m) and a deck 21 ft wide.

Who owns Nfa 1885 (sa 2830) over Clock Creek?

It is owned by the County Highway Agency.