US Bridges

Nfa A103 over Laurel Bank Branch

Good

Blount County, Tennessee · 4 M. W. Maryville · Structure no. 050A1030001

Built
2022
3 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
60 ft
1 main span
Daily traffic
2,807
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A103 over Laurel Bank Branch is a steel stringer/multi-beam or girder carrying Nfa A103 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 2,807 vehicles a day, roughly 1% of them trucks, projected to reach 4,491 by 2042. The structure is 60 ft (18.3 m) long and 35 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesNfa A103
CrossesLaurel Bank Branch
Location4 M. W. Maryville
RouteCounty Highway 5596
CountyBlount County
StateTennessee
Coordinates35.75163, -84.00835
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
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
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length60 ft (18.3 m)
Longest span60 ft (18.3 m)
Deck width35 ft (10.6 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,807 (2021)
Projected traffic4,491 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A103 over Laurel Bank Branch built?

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

What condition is Nfa A103 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 A103 over Laurel Bank Branch carry?

About 2,807 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Nfa A103 over Laurel Bank Branch?

The structure is 60 ft (18.3 m) long with a longest span of 60 ft (18.3 m) and a deck 35 ft wide.

Who owns Nfa A103 over Laurel Bank Branch?

It is owned by the City or Municipal Highway Agency.