Demolition- is confined to actions which reveals structures or relationships of much greater significance that the structure demolished or what will remove intrutions, which reduce the significance of the building.

Destruction- to tear down completely; raze- to do away with completely, put an end to- to damage severely.

Conservation- Means all the processes of looking after the place as to etain its cultural significance- a general term is safeguarding heritage resources. it embraces all acts that prolong the life of cultural and natural heritage, the object, etc.-Should respect simultaneity of values. Less intervation should be applied to elements of higher significance.

Minimun Intervention Scale:

-High intervention1. replace2. restore3. repairA4. stabilizedo nothing-Low intervention

Adaptation- means modifying the place to suit the existing use of a proposed use.

Addition- a periodic activity, a modification, which involves the introduction of new materials.

Alteration- any act or process that changes one or more of the exterior architectural features of a structure, including but not limited to, the erection, construction, reconstruction, or removal of structure or part thereof.

Consolidation- The physical addition or application of material that strengthen or support the actual fabric of the monument of conservation of building to ensure its continued durability of structural integrity.

Enhancement- The activities of removal or addition are characteristics of measures in support of enhancement of the heritage.

Integrated Conservation- is achieved by the application of sensitive restoration techiniques and the correct choices of appropriate functions in the context of historical area, taking into account the plurality of values, both economic and cultural and aiming at balances judgement.

Intervetion- involves maintenance, stabilization, repair, restoration, reconstruction, or adaptation, where appropriate conservation processes may be applied to parts or components of a strcuture or site.

Maintenance-the continuous protective care of the fabric and setting of a place and is to be distinguished from repair. Repair involves restoration or reconstruction.

Preservation- the act or process of preservation, or keeping safe, the state of being preserved, or kept from injury, destruction, or decay; security; safety.- maintaining the fabric of a place in its existing state and retarding deterioration.

Redevelopment- Insertion of contemporary structures or additions sympathetic to the setting.

Reconstruction- Means returning a place to a known earlier stateand is distinguished from restoration by the introduction of new materials into the fabric. New materials may include recycled materials salvaged from other places. this should not be to the detriment of any place of cultural significance.

RehabilitationIt's the process of returning a property to a state of utility, through repair, or alteration, which makes possible as efficient contemporary use while preserving those portions and features of the property which are significant to its historic, architectural and cultural values.

Remodelling- It is the drastic renovation without regard to its original state, authentic whole , and the past.

Renovation- It is the adaptation and possible beautification of the structure to make it useful and serve modern needs (where retention of cultural significance maynot be considered.)

Restoration- Means of returning the existing fabric of a place to a known earlier stae by removing accretion or by reassembling existing components without the introduction of new materials.- The process of bringing an object back to its original state.

Retention- Means the maintenance of a particular component of a historic site / structure without cultural significance.

Stabilization- It is the periodic activity to halt deterioration and to put the existing form and materials of a site into a state of equilibrium with minimal change.

Treatment- Refers to the articulation of materials and methods or system of construction.