US Bridges

Nfa 1604 over Bear Creek

FairPosted for load

Gibson County, Tennessee · 3.2 MI NE JCT SR43&SR54 · Structure no. 27016040001

Built
1936
89 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
56 ft
3 main spans
Daily traffic
102
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1604 over Bear Creek is a wood or timber stringer/multi-beam or girder carrying Nfa 1604 over Bear Creek in Gibson County, Tennessee. It was built in 1936, so it is 89 years old, older 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. Its operating status is: posted for load restriction.

It carries about 102 vehicles a day, roughly 4% of them trucks, projected to reach 157 by 2041. The structure is 56 ft (17.1 m) long and 21 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesNfa 1604
CrossesBear Creek
Location3.2 MI NE JCT SR43&SR54
RouteCounty Highway 1604
CountyGibson County
StateTennessee
Coordinates36.09722, -88.7608
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15.3 US tons
Inventory rating10.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadH 15
Structure length56 ft (17.1 m)
Longest span20 ft (6.1 m)
Deck width21 ft (6.4 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic102 (2021)
Projected traffic157 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$137,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1604 over Bear Creek built?

It was built in 1936, making it 89 years old in 2025.

What condition is Nfa 1604 over Bear 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 September 2023.

How much traffic does Nfa 1604 over Bear Creek carry?

About 102 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Nfa 1604 over Bear Creek?

The structure is 56 ft (17.1 m) long with a longest span of 20 ft (6.1 m) and a deck 21 ft wide.

Who owns Nfa 1604 over Bear Creek?

It is owned by the County Highway Agency.