Below parameters include other assumptions to arrive at average cost analysis abpve

Pad foundation footings and earthworks

Raft foundation to specific Engr Design

Reinforced concrete column / beam / slab

Reinforced concrete 0.55mm long span aluminum roof covering with timber carcass

Medium timber flush door with all frames, lock-set and Aluminum windows

Medium quality vitrified floor tiles and ceramic wall titles. POP ceiling works

Socket outlets, cabling and pipeworks

Pipeworks and medium quality sanitaries

Medium quality kitchen cabinet and wardrobes

External pavings etc