US Bridges

Co.Road 485 over Dickey Creek

FairPosted for load

Lafayette County, Mississippi · Sec 31 T10S R 2W · Structure no. SA3600000000151

Built
1996
29 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
59 ft
3 main spans
Daily traffic
80
2014 count
Owner
County
County Highway Agency

About this bridge

Co.Road 485 over Dickey Creek is a wood or timber stringer/multi-beam or girder carrying Co.Road 485 over Dickey Creek in Lafayette County, Mississippi. It was built in 1996, so it is 29 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 80 vehicles a day, projected to reach 120 by 2034. The structure is 59 ft (17.9 m) long and 19 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCo.Road 485
CrossesDickey Creek
LocationSec 31 T10S R 2W
RouteCounty Highway 99
CountyLafayette County
StateMississippi
Coordinates34.17, -89.4389
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating22.4 US tons
Inventory rating13.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length59 ft (17.9 m)
Longest span20 ft (6.1 m)
Deck width19 ft (5.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2014)
Projected traffic120 by 2034
Trucks—
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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$194,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Co.Road 485 over Dickey Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is Co.Road 485 over Dickey Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Co.Road 485 over Dickey Creek carry?

About 80 vehicles per day (2014 count).

How long is Co.Road 485 over Dickey Creek?

The structure is 59 ft (17.9 m) long with a longest span of 20 ft (6.1 m) and a deck 19 ft wide.

Who owns Co.Road 485 over Dickey Creek?

It is owned by the County Highway Agency.