US Bridges

Nfa 1526 over Mill Creek

Good

Obion County, Tennessee · 1.3 MI SW JCT SR21&SR184 · Structure no. 66015260005

Built
1992
33 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
107 ft
3 main spans
Daily traffic
560
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1526 over Mill Creek is a prestressed concrete stringer/multi-beam or girder carrying Nfa 1526 over Mill Creek in Obion County, Tennessee. It was built in 1992, so it is 33 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 560 vehicles a day, roughly 3% of them trucks, projected to reach 1,040 by 2041. The structure is 107 ft (32.6 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa 1526
CrossesMill Creek
Location1.3 MI SW JCT SR21&SR184
RouteCounty Highway 1526
Coordinates36.32831, -89.18203
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.7 US tons
Inventory rating32.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length107 ft (32.6 m)
Longest span36 ft (11 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic560 (2021)
Projected traffic1,040 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 1526 over Mill Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is Nfa 1526 over Mill 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 March 2023.

How much traffic does Nfa 1526 over Mill Creek carry?

About 560 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1526 over Mill Creek?

The structure is 107 ft (32.6 m) long with a longest span of 36 ft (11 m) and a deck 30 ft wide.

Who owns Nfa 1526 over Mill Creek?

It is owned by the County Highway Agency.