attack back background branch branches cement construction cover extend leafs material mortar nature out reach reclaim recover regain wallpaper win concrete leaf leaves plant wall walls carpenter concrete material concrete pattern concrete surface concrete texture metal nails nails nails on floor nails on slab shadow anticipating base blocks brazil brick building gray hole holes pattern patterns roof roofing tile square structures texture afternoon angles building-construction building-materials building-sites building-work buildings construction-sites construction-work cranes danger dark darkening edge estuary height heights high late-afternoon levels metal-work multilevels railing rails reinforced reinforcement safety scaffolding security steel-scaffolding tall waterside water’s-edge winter work abundance aperture bolt Built Structure chrome plated circle construction material coupler equipment facet fastening grained grooved group of objects heap hexagon industry iron machine part metal metal industry New nut nut thread occupation pile of nuts polyhedral repairing repetition scattered - rassipanie scattered nuts screw screw thread screw-nuts silver spiral stack steel steel mill Textured Effect thread threaded vehicle part work tool architecture Asia bases build constructed exterior flat foliage hut-roof layers layers-of-thatching light materials roofing rustic shade shading shelter slope sloping structure surface surfaces textured textures thatch thatching thatching-reeds thick triangular bricks brickwork building-site cement-mixers construction-site development elements external framework home home-units homes house linear lines men mixers modern perspectives pipes sand style suburban supplies units urban workers workmen backgrop gravel grey macro pebble pebbles pile rock rocks rough shingle stone stones tile