US Bridges

CO RD 643 over Cedar Creek

Good

Clarke County, Mississippi · Sec 36 T 2N R17E · Structure no. SA1200000000074

Built
2002
23 years old
Condition
Good
inspected December 2023
Type
Channel Beam
Concrete
Length
124 ft
4 main spans
Daily traffic
100
2024 count
Owner
County
County Highway Agency

About this bridge

CO RD 643 over Cedar Creek is a concrete channel beam carrying CO RD 643 over Cedar Creek in Clarke County, Mississippi. It was built in 2002, so it is 23 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 100 vehicles a day, roughly 8% of them trucks, projected to reach 150 by 2044. The structure is 124 ft (37.8 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCO RD 643
CrossesCedar Creek
LocationSec 36 T 2N R17E
RouteCounty Highway 19
Coordinates31.97469, -88.50922
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.6 US tons
Inventory rating50 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length124 ft (37.8 m)
Longest span31 ft (9.4 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic150 by 2044
Trucks8%
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 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 CO RD 643 over Cedar Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is CO RD 643 over Cedar 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 December 2023.

How much traffic does CO RD 643 over Cedar Creek carry?

About 100 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is CO RD 643 over Cedar Creek?

The structure is 124 ft (37.8 m) long with a longest span of 31 ft (9.4 m) and a deck 28 ft wide.

Who owns CO RD 643 over Cedar Creek?

It is owned by the County Highway Agency.