background- looking down at rock salt sprinkled on snow on backtop surface -grainy

walkway maintenance footpath slush melt season winter paving freeze walk danger sand icy outdoors concrete safety weather slippery outdoor ice white sidewalk snow rock street salt monochrome crushed pavement element hard dark grunge ground grey textured closeup detail rough surface gray material wallpaper black backdrop pattern design abstract texture background background- looking sprinkled backtop -grainy -grainy