1. Surface Drainage System<br />Includes gutters, downspouts, and surface drains.<br />Directs rainwater away from the house foundation.<br />2. Subsurface Drainage System<br />Uses underground pipes (French drains, weeping tiles) to prevent water accumulation.<br />Installed around the foundation to avoid basement flooding.<br />3. Slope and Grading<br />Ensures proper ground slope so water flows away from the house.<br />4. Stormwater Drainage<br />Collects rainwater and directs it to a municipal drainage system or soakaway pit.<br />5. Septic and Sewer Systems<br />Handles wastewater from bathrooms and kitchens.<br />Needs proper venting and maintenance to prevent blockages.
