US Bridges

Mitchell Loop over Persimmon Marsh

FairPosted for load

Beauregard Parish, Louisiana · 0.3 MI E of LA 27 · Structure no. 070630429932321

Built
1978
47 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
39 ft
2 main spans
Daily traffic
12
2019 count
Owner
County
County Highway Agency

About this bridge

Mitchell Loop over Persimmon Marsh is a wood or timber stringer/multi-beam or girder carrying Mitchell Loop over Persimmon Marsh in Beauregard Parish, Louisiana. It was built in 1978, so it is 47 years old, older than the Louisiana average of 43 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. Its operating status is: posted for load restriction.

It carries about 12 vehicles a day, projected to reach 13 by 2039. The structure is 39 ft (11.9 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMitchell Loop
CrossesPersimmon Marsh
Location0.3 MI E of LA 27
RouteCounty Highway 0
Coordinates30.71553, -93.38499
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 alignment7: Better than present minimum criteria
Operating rating27.4 US tons
Inventory rating20 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 10
Structure length39 ft (11.9 m)
Longest span20 ft (6.1 m)
Deck width20 ft (6.2 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12 (2019)
Projected traffic13 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mitchell Loop over Persimmon Marsh built?

It was built in 1978, making it 47 years old in 2025.

What condition is Mitchell Loop over Persimmon Marsh 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 2024.

How much traffic does Mitchell Loop over Persimmon Marsh carry?

About 12 vehicles per day (2019 count).

How long is Mitchell Loop over Persimmon Marsh?

The structure is 39 ft (11.9 m) long with a longest span of 20 ft (6.1 m) and a deck 20 ft wide.

Who owns Mitchell Loop over Persimmon Marsh?

It is owned by the County Highway Agency.