Building Construction Handbook, Sixth Edition

Environment = surroundings which can be natural, man-made or a combination of these.
Built Environment = created by man with or without the aid of the natural environment.

Environmental Considerations
Planning requirements.
Building Regulations.
Land restrictions by vendor or lessor.
Availability of services.
Local amenities including transport.
Subsoil conditions.
Levels and topography of land.
Adjoining buildings or land.
Use of building.
Daylight and view aspects.
Examples :~

Physical considerations
Natural contours of land.
Natural vegetation and trees.
Size of land and/or proposed building.
Shape of land and/or proposed building.
Approach and access roads and footpaths.
Services available.
Natural waterways, lakes and ponds.
Restrictions such as rights of way; tree preservation and ancient buildings.
Climatic conditions created by surrounding properties, land or activities.
Proposed future developments.
Examples:~





Shell Roofs ~ these are formed by a structural curved skin covering a given plan shape and area.
Examples ~


Substructure ~ can be defined as all structure below the superstructure which in general terms is considered to include all structure below ground level but including the ground floor bed.
Typical Examples ~

Superstructure ~ can be defined as all structure above substructure both internally and externally.
Primary Elements ~ basically components of the building carcass above the substructure excluding secondary elements, finishes, services and...