機器
autumn
backhoe
bucket
civil engineering
concrete
construction
construction machinery
construction site
construction vehicle
demolition
demolition site
dig
digger
embankment
engineering
excavator
ground
heavy machinery
hydraulic
hydraulic excavator
hyogo prefecture
industrial waste
industry
japan
landscape
machinery
muko river
pile
river
riverbank
riverbed
rock
rubble
sand
scoop
shovel
soil
stone
sunny
truck
vehicle
waste
water
winter
work