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Serving San Luis Obispo, CA and surrounding areas. (805) 269-8159
Pooling water ruins pavement and threatens foundations. We design and install drainage systems built for San Luis Obispo properties, so runoff goes where it belongs.
Drainage solutions in San Luis Obispo redirect water away from your driveway surface, garage, and foundation using channel drains, catch basins, or regrading, and most residential jobs are completed in one to three days.
Water is the number one enemy of asphalt. It seeps into small cracks, softens the base layer, and accelerates surface breakdown - which is why solving a drainage problem at the same time as paving protects your investment significantly longer. If your driveway is already showing stress, pairing drainage work with asphalt repair addresses both the symptom and the cause in a single project.
San Luis Obispo's hillside lots and clay-heavy soils make proper drainage more important here than in many other parts of the state. Runoff concentrates fast on sloped properties, and soils that expand when wet and contract when dry can shift drain alignments if the installation does not account for that movement.
After rain, standing water lingers for hours on your driveway or right at the garage entrance. This is the clearest sign that water has nowhere to go. In San Luis Obispo, even a moderate winter storm can send enough runoff to make this a real problem if the surface grade is not right.
Cracks along the sides of your driveway, or areas that feel spongy underfoot, often mean water has been getting under the surface and weakening the base. The Central Coast's wet winters followed by dry summers create repeated wet-dry cycles that accelerate this damage once it starts.
If you can see water flowing toward your foundation during rain, that is a drainage problem that needs attention soon. Foundation repairs are far more expensive than a drainage fix, and the clay-heavy soils common in this area hold moisture against foundations longer than sandy soils.
If you notice soil migrating down a slope or washing away from the sides of your driveway after rain, water is moving with enough force to carry material with it. This erosion gets worse each season and can undermine the pavement's support over time.
Every drainage project starts with a site visit. We map how water moves across your property, identify where it is coming from and where it needs to go, and then recommend the right combination of solutions. That might be a channel drain across your driveway entrance, a catch basin set into the pavement, or a French drain running along the side of your lot. Often, regrading the surface so it slopes correctly is part of the fix too.
Because we handle both drainage and pavement in-house, we pair drainage work with other paving improvements or with grading and excavation when the job calls for reshaping the ground beneath the surface. One contractor, one visit, one price.
Best for driveways that slope toward a garage or a low point at the entrance.
Suited for larger paved areas where runoff volume requires an underground collection system.
Works well for properties where water soaks into the ground rather than runs off a hard surface.
Ideal when the pavement itself is the problem and just needs the slope corrected toward a safe outlet.
San Luis Obispo has a Mediterranean climate with long dry summers followed by a concentrated rainy season running roughly November through March. Drainage systems sit dormant for months and then face heavy, sometimes intense rainfall all at once. A system that is not designed for that surge can be overwhelmed quickly, and the clay-heavy soils common in this area absorb moisture slowly - meaning water sits on or near your pavement longer than it would on sandier ground. Homeowners in Pismo Beach and Arroyo Grande face these same soil and seasonal conditions, and we work across all those communities.
SLO's hillside lots add another layer to the challenge. Many properties sit on or below a slope, and runoff from an uphill neighbor can cross your driveway and head toward your foundation before you even notice where it came from. The city's rules about where drainage can outlet - including connections to the public storm drain system - also vary by property and location. We know those local permit requirements and handle that process when it applies.
Tell us where water pools, where it runs, and any damage you have noticed. We will schedule a free on-site visit because drainage work requires seeing your specific grade, soil, and outlet options before we can give you a meaningful plan.
We walk your property and map how water currently moves, where it is coming from, and where it needs to go. You will know the recommended solution and understand exactly where the water will exit the system before any work is approved.
If your drainage outlet connects to the city storm drain or the public right-of-way, we determine whether a city permit is required and handle that process for you. This typically adds a few days to a couple of weeks to the start date.
The crew cuts existing asphalt if needed, excavates for drains or pipes, sets the components, and patches or repaves the surface. Most residential jobs are done in one to three days. We will tell you exactly when your driveway will be inaccessible so you can plan around it.
Free on-site estimate. We reply within 1 business day.
(805) 269-8159Drainage work is too site-specific for a phone quote to be meaningful. We visit every property before writing a scope or a price, so the plan we give you is based on your actual grade, soil, and outlet options - not a guess.
California requires contractors performing drainage and paving work to hold a current state license. You can verify our license status online through the California Contractors State License Board at any time before signing anything.
SLO's clay-rich soils expand when wet and contract when dry, and many properties sit on sloped lots that concentrate runoff fast. We account for that local ground movement in how we set drains and grade surfaces, which is why the systems we install hold up season after season.
We handle both the drainage work and any asphalt patching or repaving in one visit. You get a single contractor, a single quote, and no gap between the drainage fix and the surface repair - which means better integration and a cleaner result.
You can verify contractor license status online at any time through the California Contractors State License Board. Hiring a licensed, insured contractor for drainage and paving work protects you if anything goes wrong on your property during the job.
Add raised asphalt bumps to private driveways and parking areas to slow traffic and improve safety.
Learn MoreReshape the ground beneath your pavement to create the slope and base your drainage system needs to work properly.
Learn MoreSan Luis Obispo's rains arrive fast - schedule your free on-site estimate now and have a working system in place before the first storm.