US Bridges

Nfa 1775 (sa 6801) over Marsh Creek

Good

Perry County, Tennessee · 11 M. Sw. Linden. · Structure no. 68017750009

Built
1998
27 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
100 ft
2 main spans
Daily traffic
291
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1775 (sa 6801) over Marsh Creek is a prestressed concrete continuous box beam or girders - multiple carrying Nfa 1775 (sa 6801) over Marsh Creek in Perry County, Tennessee. It was built in 1998, so it is 27 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 291 vehicles a day, roughly 3% of them trucks, projected to reach 352 by 2041. The structure is 100 ft (30.5 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNfa 1775 (sa 6801)
CrossesMarsh Creek
Location11 M. Sw. Linden.
RouteCounty Highway 1775
Coordinates35.597, -87.95613
Functional classRural Minor 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 protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span49 ft (14.8 m)
Deck width24 ft (7.2 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic291 (2021)
Projected traffic352 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1775 (sa 6801) over Marsh Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is Nfa 1775 (sa 6801) over Marsh 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 April 2023.

How much traffic does Nfa 1775 (sa 6801) over Marsh Creek carry?

About 291 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1775 (sa 6801) over Marsh Creek?

The structure is 100 ft (30.5 m) long with a longest span of 49 ft (14.8 m) and a deck 24 ft wide.

Who owns Nfa 1775 (sa 6801) over Marsh Creek?

It is owned by the County Highway Agency.