appearance base blocks circular concrete concrete-work cracked cracks damage damaged dark dirty foundation-work foundational foundations gray grey greyscale grime historical old past raised remainder remaining reminder round solid structure angles bricks brickwork building building-construction building-site building-work buildings cement-work cemented construction construction-site construction-work development frames home home-units homes mortar sand sandy shade shadows suburban sunlight sunshine urban wall walls window-frames work crack cracking decorated decoration decorative display edge edges edging elements exterior external foundation historic historic-building ornamental ornamentation stone-work support concrete-pad concrete-pour concreting edged fill filling flat flatten flattening form forming level leveled leveling levelled levelling mix mixed poured preparation prepared preparing rough smooth smoothing solidify spread spreading strength strong surface surfaces textures tools wet working