US Bridges

CO RD 105 over Unnamed Creek

PoorPosted for load

Carroll County, Mississippi · Sec 22 T21N R 3E · Structure no. SA0800000000159

Built
1956
69 years old
Condition
Poor
inspected October 2024
Type
Channel Beam
Concrete
Length
29 ft
1 main span
Daily traffic
80
2021 count
Owner
County
County Highway Agency

About this bridge

CO RD 105 over Unnamed Creek is a concrete channel beam carrying CO RD 105 over Unnamed Creek in Carroll County, Mississippi. It was built in 1956, so it is 69 years old, older 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: posted for load restriction.

It carries about 80 vehicles a day, projected to reach 120 by 2042. The structure is 29 ft (8.7 m) long and 21 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesCO RD 105
CrossesUnnamed Creek
LocationSec 22 T21N R 3E
RouteCounty Highway 105
Coordinates33.66736, -89.96875
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
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 rating20 US tons
Inventory rating11 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length29 ft (8.7 m)
Longest span29 ft (8.7 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2021)
Projected traffic120 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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$245,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 105 over Unnamed Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is CO RD 105 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 October 2024.

How much traffic does CO RD 105 over Unnamed Creek carry?

About 80 vehicles per day (2021 count).

How long is CO RD 105 over Unnamed Creek?

The structure is 29 ft (8.7 m) long with a longest span of 29 ft (8.7 m) and a deck 21 ft wide.

Who owns CO RD 105 over Unnamed Creek?

It is owned by the County Highway Agency.