US Bridges

CR 193 over Unknown Creek

Poor

Carroll County, Mississippi · Sec 2 T20N R 2E · Structure no. SA0800000000200

Built
1985
40 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
21 ft
2 main spans
Daily traffic
75
2020 count
Owner
County
County Highway Agency

About this bridge

CR 193 over Unknown Creek is a wood or timber stringer/multi-beam or girder carrying CR 193 over Unknown Creek in Carroll County, Mississippi. It was built in 1985, so it is 40 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: open, temporary structure in place while original is closed.

It carries about 75 vehicles a day, roughly 8% of them trucks, projected to reach 113 by 2042. The structure is 21 ft (6.3 m) long and 23 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesCR 193
CrossesUnknown Creek
LocationSec 2 T20N R 2E
RouteCounty Highway 2405
Coordinates33.62947, -90.04922
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 12 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 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 rating0 US tons
Inventory rating0 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 10
Structure length21 ft (6.3 m)
Longest span14 ft (4.2 m)
Deck width23 ft (7.1 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2020)
Projected traffic113 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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$127,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 193 over Unknown Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is CR 193 over Unknown 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 CR 193 over Unknown Creek carry?

About 75 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is CR 193 over Unknown Creek?

The structure is 21 ft (6.3 m) long with a longest span of 14 ft (4.2 m) and a deck 23 ft wide.

Who owns CR 193 over Unknown Creek?

It is owned by the County Highway Agency.