機器
backfill
builder
building
carpenter
cement
compacting
compaction
compactor
concrete
concreter
construction
constructor
course
covering
craftsman
craftsperson
development
equipment
floor
flooring
gravel
industry
laborers
machinery
man
mason
material
motor
occupation
outdoor
outdoors
pavement
plasterer
plate
preparation
professional
roadwork
sand
screed
site
skin
structure
surface
tool
topping
uniform
vibrating
vibrator
work
worker
workman