US Bridges

Nfa B346 over Kendrick Creek

FairPosted for load

Sullivan County, Tennessee · SW of I81-US23 JCT · Structure no. 820B3460001

Built
1960
65 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
670
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa B346 over Kendrick Creek is a steel stringer/multi-beam or girder carrying Nfa B346 over Kendrick Creek in Sullivan County, Tennessee. It was built in 1960, so it is 65 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 670 vehicles a day, roughly 2% of them trucks, projected to reach 1,072 by 2042. The structure is 34 ft (10.3 m) long and 21 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesNfa B346
CrossesKendrick Creek
LocationSW of I81-US23 JCT
RouteCounty Highway 346
CountySullivan County
StateTennessee
Coordinates36.44108, -82.53955
Functional classUrban Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22.5 US tons
Inventory rating17.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length34 ft (10.3 m)
Longest span31 ft (9.5 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic670 (2020)
Projected traffic1,072 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$160,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa B346 over Kendrick Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Nfa B346 over Kendrick 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 March 2024.

How much traffic does Nfa B346 over Kendrick Creek carry?

About 670 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa B346 over Kendrick Creek?

The structure is 34 ft (10.3 m) long with a longest span of 31 ft (9.5 m) and a deck 21 ft wide.

Who owns Nfa B346 over Kendrick Creek?

It is owned by the City or Municipal Highway Agency.