US Bridges

Forest Grove RD over Clarks Branch

Fair

Claiborne County, Mississippi · Sec 22 T10N R 4E B · Structure no. SA1100000000013

Built
1986
39 years old
Condition
Fair
inspected January 2023
Type
Channel Beam
Concrete
Length
69 ft
3 main spans
Daily traffic
260
2023 count
Owner
County
County Highway Agency

About this bridge

Forest Grove RD over Clarks Branch is a concrete channel beam carrying Forest Grove RD over Clarks Branch in Claiborne County, Mississippi. It was built in 1986, so it is 39 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 260 vehicles a day, roughly 8% of them trucks, projected to reach 390 by 2043. The structure is 69 ft (21 m) long and 28 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

Location

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CarriesForest Grove RD
CrossesClarks Branch
LocationSec 22 T10N R 4E B
RouteCounty Highway 15
CountyClaiborne County
StateMississippi
Coordinates31.81753, -90.81747
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
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 rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length69 ft (21 m)
Longest span31 ft (9.4 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2023)
Projected traffic390 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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$208,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Forest Grove RD over Clarks Branch built?

It was built in 1986, making it 39 years old in 2025.

What condition is Forest Grove RD over Clarks 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 January 2023.

How much traffic does Forest Grove RD over Clarks Branch carry?

About 260 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Forest Grove RD over Clarks Branch?

The structure is 69 ft (21 m) long with a longest span of 31 ft (9.4 m) and a deck 28 ft wide.

Who owns Forest Grove RD over Clarks Branch?

It is owned by the County Highway Agency.