When it rains, it's porous / Concrete-slab driveways may soon be a thing of the past as new paving products address water runoff problems By Judy Richter , Special to The Chronicle Dec 23, 2006 ...

Driveway and curb repairs, sod replacement, and a new concrete outfall structure will be included in the improvements. On Princedale, the project will involve overhauling the stormwater system.