In order to determine the material and workmanship and their weights, 77 construction projects were analyzed to represent construction types, resulting in about 2,300 products and weights. The cost index is calculated for each type of structure resulting from matching these products with the related price index in the lowest detail.
The construction cost index for the 2015 base year is published in labour, materials and aggregate breakdowns based on the CPA Version 2.1 classification for construction types.
The headlines published according to CPA Version 2.1 are as follows:
41.00.1 Residential building
41.00.2 Non residential buildings
42 Civil Engineering
42.1 Roads and railways
42.2 Utility projects
42.9 Other civil engireering projects
Geographical coverage: Turkey.