block break clear concrete decay demolish demolition destroy down flatten hydraulic knock mechanical mound pull down raze redevelop redevelopment renewal rubble ruins site skyscraper smash steel topple tower urban walls windows wrecker wrecking appearance bricks clearing damage damaged deconstruction demolished digger earthmoving excavator heavy machinery house leftover machinery masonry metal metal sheets property Remains removal rubbish suburban textures timber tin tracks truck twisted waste wreckage wrecked