The approach to the building and open spaces on all its sides upto 6m width and the layout of the same shall be done in consultation with the Chief Fire Officer of the city, and the same shall be of hard surface capable of taking the mass of fire engine weighing upto 45 tonnes. The said open space shall be kept free of obstructions and shall be motorable. Fire Department Siamse connection is available to allow fire department equipment to supplement the fire protection systems.