US Bridges

CO RD 21 over Unnamed Creek

Poor

Carroll County, Mississippi · Sec 27 T18N R 5E · Structure no. SA0800000000210

Built
1995
30 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
28 ft
2 main spans
Daily traffic
20
2023 count
Owner
County
County Highway Agency

About this bridge

CO RD 21 over Unnamed Creek is a wood or timber stringer/multi-beam or girder carrying CO RD 21 over Unnamed Creek in Carroll County, Mississippi. It was built in 1995, so it is 30 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: open, temporary structure in place while original is closed.

It carries about 20 vehicles a day, projected to reach 30 by 2045. The structure is 28 ft (8.4 m) long and 24 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesCO RD 21
CrossesUnnamed Creek
LocationSec 27 T18N R 5E
RouteCounty Highway 21
Coordinates33.38944, -89.74378
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, temporary structure in place while original is closed
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length28 ft (8.4 m)
Longest span12 ft (3.8 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic30 by 2045
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$240,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 21 over Unnamed Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is CO RD 21 over Unnamed Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does CO RD 21 over Unnamed Creek carry?

About 20 vehicles per day (2023 count).

How long is CO RD 21 over Unnamed Creek?

The structure is 28 ft (8.4 m) long with a longest span of 12 ft (3.8 m) and a deck 24 ft wide.

Who owns CO RD 21 over Unnamed Creek?

It is owned by the County Highway Agency.