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cat. OG1) classification V – Civil-industrial buildings
cat.
OG2 classification III - Restauration and maintenance of the
buildings submitted safeguard to the senses of the laws in
subject of culture and environment
cat. OG10) classification IV –
Transformation cabs – electricity distribution
cat. OG11) classification VII – Technological systems
cat. OS3) classification II –
Water-sanitary systems, kitchens, laundromats
cat. OS28) classification IV – Heating and plumbing
systems
cat. OS30) classification VI – Interior electrical,
telephone, radio and television systems
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