How much does a driveway culvert cost in Louisiana?
National cost guides put an installed driveway culvert anywhere from $500 to $9,000. One guide lists culverts or drains for a driveway at $500 to $2,000. Another puts professional installation at $1,000 to $9,000, with an average near $4,500.
Three things move that number. The first is the pipe itself: its diameter and material, priced by the foot. The second is length. That is the drive width plus room for the fill to slope down to the ditch on each side. The third is the work around the pipe: bedding, cover rock, end protection and the permit.
These are published market figures, not our prices. We size and set driveway culverts across Northeast Louisiana and price each crossing on site, free. The before and after photos on that page show a driveway culvert we set.
What does culvert pipe cost per foot?
Pipe is the biggest material line on a culvert job. Guides price it by the 20 foot length or by the foot. The table converts each figure to a price per foot.
| Pipe | Size | Published price | About per foot | What the price covers |
|---|---|---|---|---|
| Plastic | 24 in | $700 per 20 ft length | $35 | Pipe only, national cost guide |
| Galvanized steel or aluminum | 24 in | About $800 per 20 ft length | $40 | Pipe only, same guide |
| Reinforced concrete, Class 3 | 18 in | $65.70 to $114.86 per foot | $65.70 to $114.86 | Five contractor bids on one Alabama state highway job, June 2026 |
The concrete row is a different kind of price. It is a contractor bid per foot of pipe on a highway contract, not a store price. The plastic and steel rows cover the pipe alone.
Each material has a trade-off. One national guide calls galvanized steel ideal for heavy traffic, but it can rust and form weak spots. Aluminum and plastic will not rust, and neither is as strong as steel. Plastic is light and easier to install. Concrete is durable, but it takes extra machinery to set.
What does a 20 to 30 foot driveway crossing cost?
The pipe runs the width of the drive, plus enough length for the fill to slope down on each side. The table prices a 20 foot and a 30 foot pipe at the per-foot figures above.
| Pipe | 20 ft of pipe | 30 ft of pipe | Covers |
|---|---|---|---|
| Plastic, 24 in | About $700 | About $1,050 | Pipe only |
| Galvanized steel or aluminum, 24 in | About $800 | About $1,200 | Pipe only |
| Reinforced concrete, 18 in | $1,314 to $2,297 | $1,971 to $3,446 | Highway contract bids |
Labor, bedding rock, cover and the permit sit on top of the pipe-only rows. One national guide says its $1,000 to $9,000 range may or may not include rock to line the ditch. It usually does include patching the driveway surface over the pipe.
What size culvert does a driveway need, and who decides?
One national guide calls 10 or 12 inches a typical driveway pipe. Along a Northeast Louisiana parish road, that guide does not decide it. The parish does.
- Lincoln Parish. The parish road superintendent or his designee sets the culvert size and the required grades.
- Ouachita Parish. Public Works surveys the site after you get the permit. Then it tells you what diameter pipe you need.
- Jackson Parish. The Road Department issues the permit, and the proper size culvert has to be used.
On a state highway, the driveway goes through LA DOTD. The request starts with the district Permit Specialist.
A private crossing inside your own land has no road department to name a size. We size those to the ground that drains to the crossing and the flow you have seen after hard rain. A pipe that is too small backs water onto the drive and can wash out the ends.
Who buys the pipe and who sets it in Northeast Louisiana?
Parishes handle this differently, so check with yours. Three published parish policies show the range.
| Parish | Who names the size | Who pays for the pipe | Who can set it | Other published detail |
|---|---|---|---|---|
| Lincoln | Parish road superintendent | Owner or contractor buys and delivers it | Parish Highway Department, or a contractor with an inspection before backfill | The parish crew brings one load of dirt and nothing more |
| Ouachita | Public Works, after a survey | The page does not say | Public Works may set it, but not runs over 40 feet | $250 permit fee for a new or replacement driveway culvert |
| Jackson | Road Department, on the permit | The property owner pays for the install | The owner or a private contractor, after the permit | Ask at least two weeks before you need it |
Lincoln Parish inspects a contractor-set culvert before backfill. You call for that inspection at least three business days ahead. Jackson Parish does not install, repair or clean culverts along state highways. It may replace a failed culvert at its own cost in listed cases. Examples are a pipe sized wrong that blocks drainage, or one worn out with age.
Other parishes write their own rules. We check the rules for your road before we start.
What permits apply to a driveway culvert in Louisiana?
What usually applies depends on who owns the road and what the crossing sits in.
- A parish road. A parish permit is common. Lincoln Parish requires one for every new home driveway or culvert in its road right-of-way outside town limits. Ouachita and Jackson both issue culvert permits.
- A state highway. LA DOTD regulates driveway connections on the State Highway System. It has a separate permit track for homes and non-commercial farms.
- A creek, slough or wetland. Section 404 of the Clean Water Act requires a permit before fill goes into waters of the United States. Some work is exempt. The rule can still reach a crossing on private land.
- Any digging. Louisiana law requires notice to Louisiana 811 at least 48 hours before mechanized digging, weekends and holidays excluded.
We check which of these apply to your crossing before we start. For wetland rules on a bigger tract, see our Louisiana land clearing permit guide.
Why do driveway culverts fail on flat Delta ground?
Parts of the Northeast Louisiana Delta sit on Sharkey clay. USDA describes it as poorly drained and very slowly permeable. Rain that cannot soak in has to leave through the ditch, and small mistakes at the pipe show up fast.
- Undersized pipe. Water stacks up behind it and backs onto the drive or the road.
- No fall. A pipe set flat, or with a sag in the middle, holds a puddle and fills with silt. Lincoln Parish denies a permit when the proper size pipe cannot sit on grade without blocking road drainage.
- Too little cover. Thin fill lets tires dent or crush the pipe.
- Poor bedding. A pipe laid on soft mud or on rocks can sag, and water starts to cut under it.
- Bare ends. Fast water scours the fill at the outlet and eats at the drive from the side.
How can you keep the cost down?
- Buy the pipe the parish names. In Lincoln Parish, an unapproved culvert can be removed by the parish at the owner’s expense.
- Set it once, at grade. Resetting a pipe means digging out fill and rock you already paid for.
- Do it with the driveway. The supplier can bring bedding and driveway rock on the same delivery. See what driveway rock costs in Louisiana.
- Ask the parish first. In Lincoln Parish, you call the Highway Department to schedule the install once the pipe is bought and on site. Ouachita Parish Public Works may set a driveway culvert after its survey.
What we do on a driveway culvert
The pipe and the rock come from a supplier, delivered to your property. We size the crossing first. With a compact track loader we shape the bed, set the pipe to grade, then bed and cover it. Then we crown the drive over it so water sheds to the ditch.
Some crossings need a deep cut or a large pipe that calls for an excavator crew. We tell you when that is the case. Longer interior lanes fall under our roads, driveways and access work. A new rock drive over the pipe is part of the gravel driveways we build.
Big Cypress Land and Game is based in Rayville and sets driveway culverts across Northeast Louisiana. Call (318) 235-7597 for a free on-site estimate.