activity
area
backhoe
bucket
building site
civil engineering
column
concrete
construction
dig
dumper
earth
earthmover
earthwork
edifice
equalized
excavate
excavation
excavator
fill
flatten
fraction
frame
ground
industrial
industry
job
joist
landscape
level
lorry
machinery
manage
manpower
mechanization
operate
pebbles
pillar
site
skeleton
soil
structure
surface
team
teamwork
terrain
tipper
truck
work
workforce