arm
backhoe
bank
blue
bucket
carrying
civil engineering
civil engineering work
clouds
concrete
construction
construction site
digging
embankment
evening
excavator
ground
heavy machinery
hydraulic excavator
hyogo prefecture
industry
landscape
machinery
muko river
nature
outdoor
red
river
river construction
riverbank
road
sky
soil
tree
water
water surface
waterside
winter
work