US Bridges

Nfa 1423 (sa 5813) over Griffith Creek

Fair

Marion County, Tennessee · 4.5 MI NW JCT SR27&SR283 · Structure no. 58021650001

Built
1950
75 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
1 main span
Daily traffic
700
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1423 (sa 5813) over Griffith Creek is a steel stringer/multi-beam or girder carrying Nfa 1423 (sa 5813) over Griffith Creek in Marion 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.

It carries about 700 vehicles a day, roughly 3% of them trucks, projected to reach 864 by 2040. The structure is 42 ft (12.8 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNfa 1423 (sa 5813)
CrossesGriffith Creek
Location4.5 MI NW JCT SR27&SR283
RouteCounty Highway 1423
CountyMarion County
StateTennessee
Coordinates35.25253, -85.48979
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38.7 US tons
Inventory rating22.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length42 ft (12.8 m)
Longest span42 ft (12.8 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2021)
Projected traffic864 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$193,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1423 (sa 5813) over Griffith Creek built?

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

What condition is Nfa 1423 (sa 5813) over Griffith 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 September 2024.

How much traffic does Nfa 1423 (sa 5813) over Griffith Creek carry?

About 700 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1423 (sa 5813) over Griffith Creek?

The structure is 42 ft (12.8 m) long with a longest span of 42 ft (12.8 m) and a deck 21 ft wide.

Who owns Nfa 1423 (sa 5813) over Griffith Creek?

It is owned by the County Highway Agency.