Topic 1- Introduction to estimating

What is Gross Floor Area (GFA)?

• All the spaces

• All the enclosed spaces

• All covered spaces

• All open spaces

Enclosed spaces are spaces have ​1)______, 2)_______ and ​ 3)________.

• floor

• ceiling

• enclosing wall at all side

• roof

• internal wall

Are columns and balustrades considered as enclosing walls?

• yes

• no

When measure GFA, sloping surfaces such as staircases shall be measured...

• Sloping as per real measurement

• Flat on plan

Opened roof top carparks are calculated as GFA?

• Yes

• No

Your name

What is the role of planning engineer in estimating?

• Report on the technical & financial progress to estimator

• Provide most economic sources for the supply of materials and plant, get quotations

• Prepare programme, temporary work designs, organisational chart

• Prepare BQ, examine amendments, set up agreements, assess risks

Why first estimate is very important?

• Used to decide whether the project should be proceeded or not.

• Important to construct the building.

• Used to compare with subsequent estimate.

• As basis to allocate budget.

During tendering stage, subcontractor will submit a quotation to main contractor, hence they need to perform an estimate. Which of the following is not the reason why they need to perform an estimate?

• to prepare BQ and specification for the project

• to have an idea of what is involved in the project

• to know at what stages they will be needed

• to justify how long it will take to complete their work

• to know how many workers and how much equipment

Which of the following is not important when we decide which estimating methods to be used?

• The amount of information available during estimating stages

• The duration given to perform estimate

• The cost data information available in the company

• The project location