Measurement Flashcards
What factors are you governed by when inspecting?
RICS Code of Measuring Practice (6th edition)
What are the different bases of measurement?
GEA
GIA
NIA
What is GEA?
Gross External Area
What is GIA?
Gross Internal Area
What is NIA?
Net Internal Area
What is the definition of GEA?
The area of a building measured externally at each floor level
What is the definition of GIA?
The area of a building measured to the internal face of the perimeter walls at each floor level
What is the definition of NIA?
The usable area within a building measured to the internal face of the perimeter walls at each floor level.
What is included and excluded in GEA?
Includes:
Everything inside the building envelope
Excluded:
Everything outside the building envelope
What is included and excluded in GIA?
Includes:
Columns
Mezzanines
Lift wells
Excludes:
Canopies
Balconies
Fire escapes
What is included and excluded in NIA?
Includes (anything within the usable area):
Kitchens
Hallways
Built in cupboards
Notional lift lobbies
Excludes:
Toilets
Bathrooms
Lift rooms
Stairwells
What is IPMS?
International Property Measurement Standards
Why was IPMS introduced?
For international consistency, reducing discrepancies caused by regional standards like GEA, GIA, or NIA
When would you use NIA?
When measuring offices and retail units
When would you use GIA?
When measuring industrial / warehouse units and residential
When would you use GEA?
Council tax valuations and build cost estimates.
On what basis would you measure an office?
NIA
In what basis would you measure an industrial unit / warehouse?
GIA
On what basis would you measure a shop / retail unit?
NIA
What are measured surveys?
Measurements of buildings in order to produce accurate drawings to scale
What is BIM?
Building Information Modelling
The process of creating and managing information for a built asset
What tools do you use when measuring? What others are there?
A distometer
A tape measure, a trundle wheel, rod
How often would you calibrate your distometer?
Every year with the manufacturer
What would you ask for prior to taking measurements?
Floor plans