caution tape across a blurred warehouse interior industrial safety and restricted access

yellow barrier danger symbol industrialenvironment equipment restricted workinprogress line helmet lighting aisle motion keepout interior striped shelves vest constructionsite background security safetyregulations hazard workzone blurry cautiontape industriallandscape prohibited boxes abstract steel concrete gloves silhouette workspace forklift warning warehouse access industrial crates industrialdesign donotenter blur safety machinery pallet beams black sign