apartment

architecture

base

block

blue

builder

building

business

city

concrete

construction

constructor

crane

development

editorial

engineer

equipment

flat

floor

foundation

frame

heavy

helmet

high

house

housing

industrial

industry

lift

machine

machinery

man

modern

occupation

people

profession

progress

protect

protection

second

site

static

technology

trailer

transportation

unload

urban

wall

work

worker