concrete deep digging drainage draining dug dug-up effort hole inside maintenance man run-off sand shovel shoveling shovelling soak-well strength strong tools uncover uncovered Underground water well work workman young-man Bin building bunker dug-out house military pillbox construction lid pipe plastic pvc repairs reveal revealed paving drive driveway archaeological archaeology backyard bottle brown buried can Dirt dirty discovered discovery drinks find found information informative old remove removed revealing rust rusty suburban trash 4WD-vehicles beach churn churned-up churning coast coastline colors colours conservation conserve conserving damage damaged damaging driving environment environmental environmentally-unfriendly four-wheel-drive marked marks ocean ocean-edge off-road off-road-driving prints protect protection rough safety soft-sand surface surfaced surfaces tire-tracks track tracks traction tyre-tracks vehicles vehicles-permitted wild