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Asheville · Western North Carolina · Upstate SC ★ 4.9 · 15 Google reviews   (828) 540-6856
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A catch basin set in riprap alongside a gravel driveway to carry water away.

Water goes
where you put it.

Culverts, catch basins, French drains and riprap — the difference between a property that sheds water and one that stores it against your foundation.

On mountain ground, drainage is not a finishing trade. It decides whether the driveway holds, whether the bank stays up and whether water ends up in the crawlspace.

We handle the surface water and the subsurface water: ditch lines and culverts for what runs across the ground, French drains for what moves through it, and riprap where the flow is fast enough to cut.

What you get

  • Culverts and catch basins sized to the actual flow
  • French drains for subsurface water
  • Ditch lines cut and shaped to carry
  • Riprap armouring slopes, banks and outlets
  • Foundation and crawlspace water moved away from the structure

How It Runs

What actually happens on site.

  1. Trace the waterUphill of the problem, not at it. Where it collects, how fast it moves and what it is doing to the ground it crosses.
  2. Surface firstDitch lines, crown and culverts to carry what runs on top away from the drive and the structure.
  3. Subsurface where neededFrench drains and perforated pipe where water is moving through the ground rather than over it.
  4. Armour the fast waterRiprap and stone where the flow is quick enough to cut a channel.
  5. Discharge somewhere sensibleWater has to end up somewhere that is not your neighbour's problem or back on the drive.
Culvert pipe being installed under a driveway crossing.
Corrugated drainage pipe staged beside an excavator on a drainage job.

On the ground

A catch basin set in riprap alongside a gravel driveway to carry water away.
Culvert pipe being installed under a driveway crossing.
Corrugated drainage pipe staged beside an excavator on a drainage job.
Riprap stone placed to armour a slope against erosion.

Questions

Asked about this job.

What is a French drain and do I need one?

A perforated pipe in a gravel trench that collects water moving through the ground and carries it somewhere else. You need one when the water problem is not on the surface — a wet yard that never dries, or water appearing at a foundation with no visible source.

Do you fix water in a crawlspace?

We handle the outside of the problem — grading away from the structure, footing drains, and getting surface water off the ground next to the house. That is usually where it starts.

Free Estimate

Get a price for drainage.

Where it is, how long the drive is, how steep it gets and what it is doing now. We come out, walk it, and give you a real number.

Call McKinley direct (828) 540-6856
  • Free on-site estimates across WNC and the Upstate
  • One crew from clearing through to the last load of stone
  • Drainage designed in, not sold to you afterwards