US Bridges

CR 166 over Long Creek

Good

Chickasaw County, Mississippi · Sec 15 T14S R 4E · Structure no. SA0900000000122

Built
2001
24 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
140 ft
3 main spans
Daily traffic
25
2023 count
Owner
County
County Highway Agency

About this bridge

CR 166 over Long Creek is a prestressed concrete stringer/multi-beam or girder carrying CR 166 over Long Creek in Chickasaw County, Mississippi. It was built in 2001, so it is 24 years old, younger than the Mississippi average of 38.9 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 25 vehicles a day, projected to reach 30 by 2040. The structure is 140 ft (42.7 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesCR 166
CrossesLong Creek
LocationSec 15 T14S R 4E
RouteCounty Highway 166
Coordinates33.85538, -88.86315
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.9 US tons
Inventory rating43.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length140 ft (42.7 m)
Longest span60 ft (18.3 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic30 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 166 over Long Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is CR 166 over Long 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 November 2023.

How much traffic does CR 166 over Long Creek carry?

About 25 vehicles per day (2023 count).

How long is CR 166 over Long Creek?

The structure is 140 ft (42.7 m) long with a longest span of 60 ft (18.3 m) and a deck 31 ft wide.

Who owns CR 166 over Long Creek?

It is owned by the County Highway Agency.