To provide a bit of protection from the weather and to create outdoor living space, some houses will have porches, porticos or verandas - structures that offer a transition space from exterior to interior.
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SAFETY NOTE:Consult a structural expert in any kind of work that involves porches, decks, verandas or porticos
DEFINITIONS:
Porch: A small exterior covered or uncovered platform (i.e. a deck) that is usually only on one side of a building
Veranda: A large exterior covered platform that wraps around two or more walls of a building
Portico: An exterior entry covering with columns and gable style roof. A large version called a Port-Cochere(pronounced co-SHARE - see picture below) covers the entry driveway, allowing occupants to leave their carriage without getting wet.
Characteristics of Porches, Porticos and Verandas:
May be attached to the building or independently supported by a separate foundation (e.g. concrete piers).
SPECIAL NOTE: a deck or porch in frost prone areas MUST have a foundation that is frost-protected if it is attached to a building.
Deck structures may be constructed using treated lumber - moisture and insect resistant chemicals are impregnated in the wood to increase durability. Be cautious in handling or working with this type of wood!
Inspection may reveal if an exterior structure is pulling away from the building. Watch for cracks in brick, concrete and stone and/or bulges and warps in walls.
Water drainage off and away may incorporate flashing materials, sloped surfaces and eavestrough.
Inspect for signs of rot or deterioration at any flat surfaces where water may collect, or where two different materials connect (e.g. wood and stone).