Directing sump pump discharge away from gravel driveways prevents washouts in Tracy yards. Extend sump pump lines through buried PVC piping to a dry well or distant drainage swale—preferably beyond 20′ from the driveway. If discharge must cross a driveway, install a wide, shallow trench filled with larger angular stones or a slot drain with a grate to spread flow and protect the gravel surface. Without proper routing, concentrated discharge erodes stone and sub-grade. By collaborating with Tracy drainage experts, homeowners can integrate sump pump outlets into their gravel driveway layouts safely.