preparation of the surface of the car park above the retaining wall made of stones. the surface for the future grass car park is p

aerification anaerobic bad brown building bulldozer car clay closeup compacted compactor construction cottage detail dirt drain driven dry excavator foundation future garden gardener gardening grass ground heavy imprint industry land landscape lawn machine made mud natural park parking pattern place preparation properly quarry retaining road roller rough site soaking soil solution sowing stone stones surface texture textured tire truck wall water wear