US Bridges

FAP 77 over Halley Creek

Fair

Carroll County, Tennessee · In Mclemoresville · Structure no. 09SR0770005

Built
1994
31 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
142 ft
3 main spans
Daily traffic
2,667
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 77 over Halley Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying FAP 77 over Halley Creek in Carroll County, Tennessee. It was built in 1994, so it is 31 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 5 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 2,667 vehicles a day, roughly 6% of them trucks, projected to reach 3,456 by 2039. The structure is 142 ft (43.3 m) long and 46 ft wide. If it were closed, the detour would be 51 mi (82 km).

Location

Open in Google Maps
CarriesFAP 77
CrossesHalley Creek
LocationIn Mclemoresville
RouteU.S. Route 70
CountyCarroll County
StateTennessee
Coordinates35.9925, -88.57347
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span48 ft (14.6 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,667 (2021)
Projected traffic3,456 by 2039
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed51 mi (82 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.4 million (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 77 over Halley Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is FAP 77 over Halley 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 FAP 77 over Halley Creek carry?

About 2,667 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is FAP 77 over Halley Creek?

The structure is 142 ft (43.3 m) long with a longest span of 48 ft (14.6 m) and a deck 46 ft wide.

Who owns FAP 77 over Halley Creek?

It is owned by the State Highway Agency.