An architectural concept drawings are the very first piece of design perception of the building. The concept should usually arise from the building typology, existing site condition and the requirement of the building.
Concept drawing gives schematic pictures of how the space is about to look like, this may be done either by free hand sketches or drawings. Preliminary sketches capture and communicate the essence of an idea, focusing on its driving features, concept drawings can sometimes capture the sense of an idea more clear and gives a quick response to resolve any issue that arises momentarily and is a more informal way of educating the client.
A solution for any problem should be formed the depth beneath where the problem comes from, CONCEPT is one such solution. This helps to maintain the clarity of any design , consistency of the design flow through various space and the design integrity.
An architectural concept drawing can be representation of the of how the façade is going to evolve , study of the proper orientation (sun and the wind path),textures , materials apt for particular topology, the soft scape & hardscape, the style of architectural construction, mood board etc.