activity
backhoe
big
bucket
building site
bulldozer
busy
civil engineering
crawler
dig
digger
dredger
dumper
earth
earthmover
earthwork
excavate
excavation
excavator
excess
fill
ground
heap
heavy
heavy duty
hydraulic
industrial
industry
job
lorry
manage
operate
powerful
process
scoop
shovel
site
soil
spoon
surplus
team
teamwork
tipper
track
tracked
truck
work
workforce
workplace
yellow