US Bridges

Nfa 1262 (sa 4727) over Roseberry Creek

Good

Knox County, Tennessee · Just W of Mascot · Structure no. 47S25050001

Built
1997
28 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
254 ft
3 main spans
Daily traffic
2,042
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1262 (sa 4727) over Roseberry Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa 1262 (sa 4727) over Roseberry Creek in Knox County, Tennessee. It was built in 1997, so it is 28 years old, younger 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 2,042 vehicles a day, roughly 1% of them trucks, projected to reach 3,267 by 2042. The structure is 254 ft (77.4 m) long and 42 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 1262 (sa 4727)
CrossesRoseberry Creek
LocationJust W of Mascot
RouteCounty Highway 1262
Coordinates36.06445, -83.7573
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating34.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadUnknown
Structure length254 ft (77.4 m)
Longest span85 ft (25.9 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,042 (2021)
Projected traffic3,267 by 2042
Trucks1%
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1262 (sa 4727) over Roseberry Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Nfa 1262 (sa 4727) over Roseberry Creek 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 1262 (sa 4727) over Roseberry Creek carry?

About 2,042 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Nfa 1262 (sa 4727) over Roseberry Creek?

The structure is 254 ft (77.4 m) long with a longest span of 85 ft (25.9 m) and a deck 42 ft wide.

Who owns Nfa 1262 (sa 4727) over Roseberry Creek?

It is owned by the County Highway Agency.