Building category

Type of building or structure

Building
Category
coefficient
K_o

Out-of-category

Buildings forming part of nuclear power stations; buildings for the transport and storage of inflammable liquids and gases; objects for the storage of toxic materials; more important telecommunications buildings and structures; buildings with more than 25 storeys, and other buildings upon whose unimpaired functioning depends the operation of other technical-technological systems, faults which could have disastrous effects on the environment and/or cause great material losses to the wider community;

Category I

Buildings which contain rooms for assembly use (cinemas, theatres, gymnasiums, exhibition-halls, etc.); university faculty buildings; schools; hospitals and health centres; fire stations; telecommunications buildings and structures not classified as out-of-category buildings (post-office, radio and television broadcasting, etc.); industrial buildings containing particularly valuable equipment; all energy-production buildings with power more then 40MW; buildings containing objects of exceptional cultural and artistic value, and other buildings in which activities of particular importance to socio-political communities are carried out.

1.5

Category II

Residential buildings; hotels; restaurants; public buildings not classified into Category I, industrial buildings not classified into Category I.

1.0

Category III

Auxiliary industrial buildings; agrotechnical buildings.

0.75

Category IV

Temporary buildings and structures whose collapse cannot endanger human lives.