bush-environment circle circular cracked cracks dangers enormous giant haulage historic horse-drawn hub huge large log-hauling logging-industry paint painted peeling-paint rim round spokes timber timber-industry timber-tools tree-felling tree-haulage two-wheeled West-Australian wheel wheels whim wood beams fastened metal-rim angles blue-collar-workers builders building carpenters clothing concrete construction construction-work construction-workers dangerous fabric footwear foreman form-work garment height high longyi lumber multi-storey multi-story roofer roofing safety scaffolding standards structure tools tradesmen unprotected wood-work wooden work workman brick-work Bricklayer ancient barrel besom broom HDR hook medieval Nyberg pestle rural shed table vat vessel