US Bridges

Co.Road 418 over 847 over Burney Branch

FairPosted for load

Lafayette County, Mississippi · Sec 22 T 9S R 3W B · Structure no. SA3600000000101

Built
1959
66 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
136 ft
1 main span
Daily traffic
810
2014 count
Owner
County
County Highway Agency

About this bridge

Co.Road 418 over 847 over Burney Branch is a steel stringer/multi-beam or girder carrying Co.Road 418 over 847 over Burney Branch in Lafayette County, Mississippi. It was built in 1959, so it is 66 years old, older 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 810 vehicles a day, roughly 5% of them trucks, projected to reach 1,400 by 2034. The structure is 136 ft (41.5 m) long and 25 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesCo.Road 418
Crosses847 over Burney Branch
LocationSec 22 T 9S R 3W B
RouteCounty Highway 847
Coordinates34.28791, -89.50734
Functional classRural Major Collector

Condition and inspection

Fair

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

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating26.6 US tons
Inventory rating15.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadHS 15
Structure length136 ft (41.5 m)
Longest span60 ft (18.3 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic810 (2014)
Projected traffic1,400 by 2034
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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$440,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Co.Road 418 over 847 over Burney Branch built?

It was built in 1959, making it 66 years old in 2025.

What condition is Co.Road 418 over 847 over Burney Branch 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 December 2024.

How much traffic does Co.Road 418 over 847 over Burney Branch carry?

About 810 vehicles per day (2014 count), of which roughly 5% are trucks.

How long is Co.Road 418 over 847 over Burney Branch?

The structure is 136 ft (41.5 m) long with a longest span of 60 ft (18.3 m) and a deck 25 ft wide.

Who owns Co.Road 418 over 847 over Burney Branch?

It is owned by the County Highway Agency.