US Bridges

Eod Bypass RD over Big Branch

Good

Vernon Parish, Louisiana · Fort Johnson · Structure no. DAPFORPOK0LWC52

Built
2018
7 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
336
2018 count
Owner
Federal
Army

About this bridge

Eod Bypass RD over Big Branch is a concrete culvert carrying Eod Bypass RD over Big Branch in Vernon Parish, Louisiana. It was built in 2018, so it is 7 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 336 vehicles a day, roughly 40% of them trucks, projected to reach 350 by 2046. The structure is 27 ft (8.3 m) long and 55 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesEod Bypass RD
CrossesBig Branch
LocationFort Johnson
Coordinates31.03222, -93.10229
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.7 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length27 ft (8.3 m)
Longest span12 ft (3.7 m)
Deck width55 ft (16.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic336 (2018)
Projected traffic350 by 2046
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$6,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Eod Bypass RD over Big Branch built?

It was built in 2018, making it 7 years old in 2025.

What condition is Eod Bypass RD over Big Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Eod Bypass RD over Big Branch carry?

About 336 vehicles per day (2018 count), of which roughly 40% are trucks.

How long is Eod Bypass RD over Big Branch?

The structure is 27 ft (8.3 m) long with a longest span of 12 ft (3.7 m) and a deck 55 ft wide.

Who owns Eod Bypass RD over Big Branch?

It is owned by the Army.