What is the difference in gross square meters and square meters
difference between gross irrigated area and net irrigated area
Gross floor area or Gross external floor area includes perimeter wall thicknesses and external projections, it excludes open balconies but includes open sided covered areas. Gross internal floor area includes the whole area enclosed within the external walls and includes open sided covered areas (should be shown separately), it also excludes any area with a ceiling height of less than 1.5m except under stairways.
Net Area, is soley the working office space, gross area includes all (or a proportion of if a shared office) the 'circulatory' spaces including stairwells, lifts, toilets and entrance lobbys etc. Hope this answers your question.
Gross floor area is the total floor area contained within the building measured to the external face of the external walls. Construction floor area is the total space in a building, including things like exterior walls, permanent partitions, fire walls, and areas in attics and basements. Essentially, gross floor area is the usable space, while construction floor area is the total space.
Gross sqft = Net sqft / eff. factor
How to calculate the net floor area when you know the gross floor area
It is the plinth area minus the area occupied by walls, ie., it is the area covered between the walls of a building.
Built up area is the area which has been developed.and floor area is the area which is about to built or about to develope.
total floor area exclude basement (for parking) and roof top area.
You use the net floor area which is the area minus the space required for circulation and services