US Bridges

Nfa 1714 (sa 0903) over Grassy Hollow Creek

Fair

Carroll County, Tennessee · 3.4 MI E JCT SR104&SR220 · Structure no. 09S80350005

Built
2015
10 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
462
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1714 (sa 0903) over Grassy Hollow Creek is a prestressed concrete box beam or girders - single or spread carrying Nfa 1714 (sa 0903) over Grassy Hollow Creek in Carroll County, Tennessee. It was built in 2015, so it is 10 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 462 vehicles a day, roughly 3% of them trucks, projected to reach 634 by 2041. The structure is 100 ft (30.5 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesNfa 1714 (sa 0903)
CrossesGrassy Hollow Creek
Location3.4 MI E JCT SR104&SR220
RouteCounty Highway 1714
CountyCarroll County
StateTennessee
Coordinates35.90708, -88.58828
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length100 ft (30.5 m)
Longest span100 ft (30.5 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic462 (2021)
Projected traffic634 by 2041
Trucks3%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1714 (sa 0903) over Grassy Hollow Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is Nfa 1714 (sa 0903) over Grassy Hollow Creek 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 July 2023.

How much traffic does Nfa 1714 (sa 0903) over Grassy Hollow Creek carry?

About 462 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1714 (sa 0903) over Grassy Hollow Creek?

The structure is 100 ft (30.5 m) long with a longest span of 100 ft (30.5 m) and a deck 26 ft wide.

Who owns Nfa 1714 (sa 0903) over Grassy Hollow Creek?

It is owned by the County Highway Agency.