Glossary

The addition of new building materials, building elements, and components not provided in the original construction.

A line, defined by local ordinances, beyond which structures may not be erected; usually parallel to the street line.

The accurate reestablishment of the form and details of a building, its artifacts, and the site on which it is

A government- financed building research organization in Britain.

The returning of a building to a useful state by repair, alteration, and modification.

The reproduction by new construction following the exact form and details of a no longer existing building or artifact as