Drainage Solutions in Los Angeles CA and surrounding cities.

Every year sinking foundations, cracked and buckled foundation walls, and cracked and uneven floors affect millions of homeowners in southern California. Buildings located on unstable soil will settle when the foundation is subjected to moisture or poor drainage. A shifting foundation may result in structural damage and a potential decrease in the value of your investment.

If you are experiencing any of these issues:

  • Buckled hardwood floors

  • Excess water around plants

  • Flooded basement or crawl space area 

  • Mold or moisture damage in crawl spaces

  • Standing water in your lawn or vegetation areas

  • Excess water in the foundation or basement walls

  • Musty odors in living areas

  • High humidity in living areas

  • Condensation on insulation or water pipes

  • Excess water from driveway runs off into garage

  • Excess water from driveway runs off into garage

  • Condensation on air conditioning ductwork or equipment

Proper Soil Grading.

Grading helps to channel water away from the building. Irrigation sprinklers should be pointed away from foundation walls

drainage solutions in los angeles

Drainage Solutions.

Surface water should not be allowed to pool near the foundation. A few of the potential issue that can arise in buildings with poor drainage include concrete damage, settlement and mold.In addition to functional gutters and downspouts, other means of redirecting water away from the building foundation include area drains, catch basins or trench drains. We can provide you with the right solutions to keep water where it belongs.

french drain contractor in los angeles

French Drains.

French drains are used to attract, collect and divert underground water away from areas which are susceptible to water damage.Typical French Drain Installation entails the excavation of a trench strategically placed and filling trench with ¾” gravel around a centered 3″ PVC perforated pipe. The gravel is wrapped with “Soil Separator” fabric to prevent soil particle accumulation in French Drain. French drains are also used behind retaining walls to relieve ground water pressure.


Sump Pumps.

Sump Pumps are a homeowner’s first line of defense against water accumulation in a basement or crawlspace areas.

We offer a variety of solutions, using different drainage components, such as: pop-up drains, channel drains, round grate drains, catch basin drains, atrium grates drains, various pipe drains, french drain, square grates drains, lawnscape outlets, and more.

Please see the illustration below:

home exterior drainage

Protect your Foundation, Lawn, and Landscape with a Drainage System!

french drain pipe in los angeles

French Drains

These divert stormwater away from your building’s foundation and can be installed in any area on your property that collects water. French drains are constructed with a perforated pipe, then gravel and filter fabric surrounds the pipe, similar to foundation drain systems.

rounded grate in los angeles

Rounded grates 

Rounded Grates are often used in landscape areas, planter beds, window wells, or where debris like mulch and leaves might clog a flat grate. These grates are engineered to fit various sewer and drain pipes and fittings.


Pop-Up Emitters

Pop-Up drainage Emitters act as the discharge point of a drainage system, opening easily when needed to allow water to flow freely from the pipe and away from structural foundations. The patented spring-loaded cap opens with the hydrostatic pressure of water flowing through the drain pipe, then closes as the flow subsides.

catch basin in los angeles

Atrium Grates

Atrium grates are most frequently used in landscape areas, planter beds, window wells, or where debris like mulch and leaves might clog a flat grate.  Choose from our wide selection of round, square, poly, or brass atrium grates.

catch basin in los angeles

Catch Basins

Catch basins connect to storm drainpipes. These plastic or metal structures (either round or rectangular) with metal grates on top capture debris that can clog pipes in a drain system.

flo well in los angeles


The Flo-Well is a sustainable solution for stormwater runoff. Used independently or as part of a larger stormwater management system, these units collect, retain, and discharge stormwater on-site, serving as gravel-free alternative to a traditional dry well. Units are modular and can be connected in series or stacked to meet a variety of project needs.

trench drain in los angeles

Trench Drains/ Channel Drain

Trench drains capture stormwater flowing over a larger area like a driveway, and convey rainwater to the City’s storm drain system. These garden drains are best for areas such as:

  • Patios
  • Garden edges and Garden drainage
  • Courtyards
  • Pedestrian uses


Excess water damage to foundation and basement walls


Underground Downspout Extension guides water away from foundation by connecting downspout into an underground 4″ PVC pipe and discharge to a Flo-Well


Excess water harms plants, water is pooling in planter


Catch Basin and Atrium Grates Protects plants by removing excess water from plants through a catch basin or an atrium grate and connecting into a Flo-Well


Water from driveway enters the garage


Channel Drains and Grates collect sheets of water moving across driveways and sidewalks and into a channel drain prior to entering garage.

California Foundation Works is the premier residential and commercial foundation drainage systems specialist in Los Angeles County and the surrounding cities in Southern California.

California Foundation Works is a specialty foundation drainage contractor that offers the right solutions for your drainage problems. We offer a Free drainage inspection and estimate with no obligation to you, we are here to help you make sure that your property foundation is dry and safe from any hidden danger that might jeopardize you or your loved ones.