US Bridges

Nfa A042 over Laurel Creek (sgsp)

Fair

Grundy County, Tennessee · Savage Gulf Natural Area · Structure no. 310A0420001

Built
1996
29 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
70
2020 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Nfa A042 over Laurel Creek (sgsp) is a concrete continuous culvert carrying Nfa A042 over Laurel Creek (sgsp) in Grundy County, Tennessee. It was built in 1996, so it is 29 years old, younger 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 70 vehicles a day, roughly 2% of them trucks, projected to reach 112 by 2038. The structure is 26 ft (7.8 m) long. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesNfa A042
CrossesLaurel Creek (sgsp)
LocationSavage Gulf Natural Area
RouteCity Street 42
CountyGrundy County
StateTennessee
Coordinates35.4483, -85.6541
Functional classRural 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
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (7.8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2020)
Projected traffic112 by 2038
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation 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 A042 over Laurel Creek (sgsp) built?

It was built in 1996, making it 29 years old in 2025.

What condition is Nfa A042 over Laurel Creek (sgsp) 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 June 2024.

How much traffic does Nfa A042 over Laurel Creek (sgsp) carry?

About 70 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A042 over Laurel Creek (sgsp)?

The structure is 26 ft (7.8 m) long with a longest span of 12 ft (3.7 m).

Who owns Nfa A042 over Laurel Creek (sgsp)?

It is owned by the State Park, Forest, or Reservation Agency.