Research Article

Cost Estimation Model Using Modified Parameters for Construction Projects

Table 4

Influential factors and parameter of each item.

ItemsInfluential factors for groupingParameter

Reinforced concreteA, B, C, DThe modified number of units
ConcreteA, B, C, D
Steel cuttingA, B, C, DThe modified number of units
Form_basementA, B, C, D
Form_columnA, B, C, D, EThe number of basement floors
Form_beamA, B, C, D, E
Form_flat slabA, B, C, DThe modified number of slabs
Form_slope slabA, B, C, D
Form_inner wallA, B, C, DThe modified number of units
Form_outside wallA, B, C, DThe number of units
Form_stairA, DThe total number of floors
Form_etc.A, B, C, D

A: unit size; B: building type; C: units/floor; D: cores; E: pilotis.