Measurement Flashcards
What is the leading professional standard on measurement of offices and houses
Property measurement 2nd edition
What properties is the code of measuring practice used for
Industrials, shops anything other than offices and houses
Define IPMS 1 for offices
Sum of the areas of each floor measured to the outer perimeter wall including balconies but excluding void spaces and stairs not internal to the building e.g. 1st floor atrium
Define IPMS 2 for offices
Sum of the floor area for each floor level measured to the internal dominant face on a component by component basis. Where internal dominant face varies it will need to be split into vertical sections.
areas not fully enclosed will be exempt e.g. ground floor patios or voids
Define IPMS 3 for offices
Sum of the total floor areas measured to the internal dominant face, includes columns and is split into component parts. Excludes standard facilities and shared circulation areas on a floor by floor basis
Benefits of IPMS
allows for faster more efficient valuations, ensures comparable evidence is alot more reliable, saves client money having to convert data or inspect.
Define IPMS 1 for houses
The sum of the areas of each floor level of a
building measured to the outer perimeter of external
construction features. Like offices external stairways and atrium’s are excluded
Define IPMS 2 for houses
The sum of the areas of each floor
level of a residential building measured to the internal
dominant face
Define IPMS 3a
The area in exclusive occupation typically to the outer face of the external wall
Define IPMS 3b
The area in exclusive occupation measured to the internal dominant face. This excludes any space taken up by internal walls and columns
Define IPMS 3c
The area in exclusive occupation, excluding the floor area occupied by full-height, permanent, internal walls measured to the internal dominant face
What must a surveyor do when measuring an office or residential property
Provide a date when the site as measured
State the method of measurement
Reference and scale of any plan
Retain a record of the person responsible for measuring
Measurement and calculations clearly shown
When might IPMS 1 be used
For planning or build cost basis
When might IPMS 2 be used
Agency, valuation purposes and construction costs
When might IPMS 3 be used
Agency and valuation purposes
Are restricted height areas under 1.5m excluded from IPMS 3
No
Are pillars included in IPMS 3
Yes
For IPMS 2 and 3 if a wall is 50/50 parts brickwork and glass what do you measure up to?
You have to measure up to the structural wall
What happens if there are multiple internal dominant faces
You must take each vertical section
What is the difference between IPMS 2 and GIA
GIA you measure to the wall whilst for IPMS you are measuring to the internal dominant face also the treatment of balconies may be different for IPMS
What is the difference between IPMS 3 and NIA
NIA you measure to the wall whilst for IPMS you are measuring to the internal dominant face also pillars are included and some balconies
What are the typical scales used for plans
1: 500 - 1:1250 urban plans
1: 50 single room plan
What is a component area
Distinctive areas in which a floor space can be divided into e.g. external walls
What is the difference between GN60 and NIA?
Pretty much the same GN60 excludes permanent circulation space between 2 structural walls and includes any additional ancillary space for the benefit of patients e.g. pram stores
What is NIA
Sum of the useable floor areas measured to the internal face of the strucutral wall
Under IPMS are areas under 1.5m excluded
IPMS does not explicitly say such areas should be excluded. Instead it mentions that consideration to the national policy in each jurisdiction or market on limited use areas should be considered. Must ensure these areas are measured and defined seperately.
What is an internal dominant face
The inside finished surface which comprises more than 50% of the floor to ceiling height
What is a finished surface
Inside face of any window or wall
Is IPMS mandatory?
IPMS should be followed however in situations where its use is not suitable reasons why must be included
