Русско-англо-русский юридический словарь

Gross internal area (GIA) - The floor area contained within the building measured to the internal face of the external walls. (Wikipedia)

Gross Area. The sum of all areas on a floor of a building included within the outside faces of its exterior walls, including all vertical penetration areas, for circulation and shaft areas that connect one floor to another. Gross Area = Net Usable Area + Structural Space. (Glossary of Terms In Administrative Data and Reports)

Total Area means all land area within the perimeter boundaries of the Property. (Law Insider)

The island covers a total area of 26 sq km (16 sq miles) and lies 35km (21 miles) off the coast of Cauca province. (BBC)