Worker installing red and blue pipe in soil trench for underground geothermal heating system and renewable energy infrastructure.
Keywords
underground,
geothermal,
heating,
system,
ground,
heat,
pipe,
trench,
thermal,
energy,
renewable,
infrastructure,
men at work,
dirtied,
red,
blue,
source,
pump,
installation,
excavation,
transfer,
utility,
efficiency,
construction,
glove,
earth,
insulated,
civil,
engineering,
line