Nizhnyk V. Perfection of fire protection systems for the constructions under the cupola of religious erections

The features of the development and termination of the constructions under the cupola of religious erections have been discovered and input data for their fire protection by water fire extinguishing system with providing water extinguishing and bio retardant agents both for fire extinguishing and fire-retardant treatment of wood constructions have been substantiated. Research for the choosing of water-based bio retardant and the fire extinguishing substances, which are suitable for using in the systems of firefighting for the constructions under the cupola of religious erections have been made. Options (intensity and duration) of sprayed streams of water-based fire extinguishing substances from the fire extinguishing system for stopping combustion and achievement firefighting of the constructions under the cupola of religious erections. The estimation of the efficiency of suggested passive and active fire protection systems for constructions under the cupola of religious erections have been made and corrigenda to the national normative and lawful act of "Fire safety rules for religious erections" have been developed.