city district heating pipeline reparation and reconstruction parallel with the street with orange construction safety net or barri

around barrier bury business canal city completion connections construction deep development dirt dirty distribution district ditch efficiency energy engineering equipment excavating excavation excellence extracting fence field gas ground heat heating hole home hot house industrial industry infrastructure installation installing layer laying line load long machinery maintenance net new orange outdoors parallel pipe pipeline pipes piping plumbing power reconstruction reparation replace safety season site soil spring steam street supply system technology town trench underground urban water winter work