stainless grate of water drain in front of entrance door

iron wall brick window flooring brickwork floor rock roof track carving asphalt drain grate tainless water entrance stainless outdoor surface dirty background construction grunge architecture metal concrete cover stone urban cement ground rocks gravel sidewalk pipe walkway debris broken closeup drainage grated malfunction repair opening outside pebbles rough unkept driveway tarmac garden paving residential building industry pavement residence flow block channel galvanised landscaping drain metal manhole floor drainage water rain industry cover stone ground stones gravel stainless housing infrastructure mesh sewage moisture grid sewer outdoor grille rainwater groundwater ditch damp grate guttering protect