US Bridges

Nfa 5977 over Laurel Bank Branch

Good

Blount County, Tennessee · In Maryville · Structure no. 05059770001

Built
2022
3 years old
Condition
Good
inspected November 2023
Type
Culvert
Steel
Length
51 ft
1 main span
Daily traffic
13,188
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa 5977 over Laurel Bank Branch is a steel culvert carrying Nfa 5977 over Laurel Bank Branch in Blount County, Tennessee. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 13,188 vehicles a day, roughly 4% of them trucks, projected to reach 21,101 by 2042. The structure is 51 ft (15.5 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNfa 5977
CrossesLaurel Bank Branch
LocationIn Maryville
RouteCity Street 5977
Coordinates35.74669, -84.01657
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length51 ft (15.5 m)
Longest span51 ft (15.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,188 (2021)
Projected traffic21,101 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 5977 over Laurel Bank Branch built?

It was built in 2022, making it 3 years old in 2025.

What condition is Nfa 5977 over Laurel Bank 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 November 2023.

How much traffic does Nfa 5977 over Laurel Bank Branch carry?

About 13,188 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Nfa 5977 over Laurel Bank Branch?

The structure is 51 ft (15.5 m) long with a longest span of 51 ft (15.5 m).

Who owns Nfa 5977 over Laurel Bank Branch?

It is owned by the City or Municipal Highway Agency.