Other examples:

Composite Permeable Driveway in New Jersey

Grassed, high-vehicular-load emergency firelane construction

Stalnecker Driveway and Parking in Pennsylvania

Video of Porous Paving Driveway Construction

Hot Tub Base Installation - EZ and Fast

StabiliGrid pervious grass driveway in Portland, Oregon

Invisible grassed road-side verge on a residential driveway.

Grass roadway to shop in Cocoa, Florida