US Bridges

Nfa 1700 over Branch

FairPosted for load

Henderson County, Tennessee · 8 MI E of Madison Co. · Structure no. 39017000001

Built
1978
47 years old
Condition
Fair
inspected June 2024
Type
Channel Beam
Concrete
Length
29 ft
1 main span
Daily traffic
564
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1700 over Branch is a concrete channel beam carrying Nfa 1700 over Branch in Henderson County, Tennessee. It was built in 1978, so it is 47 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. Its operating status is: posted for load restriction.

It carries about 564 vehicles a day, roughly 3% of them trucks, projected to reach 752 by 2040. The structure is 29 ft (8.7 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNfa 1700
CrossesBranch
Location8 MI E of Madison Co.
RouteCounty Highway 1700
CountyHenderson County
StateTennessee
Coordinates35.64978, -88.51955
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating40.3 US tons
Inventory rating31.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length29 ft (8.7 m)
Longest span29 ft (8.7 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic564 (2021)
Projected traffic752 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$235,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1700 over Branch built?

It was built in 1978, making it 47 years old in 2025.

What condition is Nfa 1700 over Branch 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 1700 over Branch carry?

About 564 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1700 over Branch?

The structure is 29 ft (8.7 m) long with a longest span of 29 ft (8.7 m) and a deck 26 ft wide.

Who owns Nfa 1700 over Branch?

It is owned by the County Highway Agency.