US Bridges

Nfa 2434 over Roaring Springs Branch

Good

Knox County, Tennessee · Pleasant Gap Rd-Ne of 441 · Structure no. 47024340001

Built
1966
59 years old
Condition
Good
inspected June 2024
Type
Channel Beam
Concrete
Length
22 ft
1 main span
Daily traffic
1,048
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2434 over Roaring Springs Branch is a concrete channel beam carrying Nfa 2434 over Roaring Springs Branch in Knox County, Tennessee. It was built in 1966, so it is 59 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,048 vehicles a day, roughly 1% of them trucks, projected to reach 1,584 by 2040. The structure is 22 ft (6.7 m) long and 24 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesNfa 2434
CrossesRoaring Springs Branch
LocationPleasant Gap Rd-Ne of 441
RouteCounty Highway 2434
Coordinates36.13195, -83.95789
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,048 (2021)
Projected traffic1,584 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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$91,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2434 over Roaring Springs Branch built?

It was built in 1966, making it 59 years old in 2025.

What condition is Nfa 2434 over Roaring Springs Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does Nfa 2434 over Roaring Springs Branch carry?

About 1,048 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Nfa 2434 over Roaring Springs Branch?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m) and a deck 24 ft wide.

Who owns Nfa 2434 over Roaring Springs Branch?

It is owned by the County Highway Agency.