Conventional Construction and 3D Printing: A Comparison Study on Material Cost in Jordan

Table 2

Cost of construction works above ground level by conventional construction.

Work description	Unit	Quantity	Cost\unit (JD)	Total cost (JD)
Stone attached to concrete 20 MPa for external walls (stone height = 50 cm)	m^2	32	80	2560
Stone attached to concrete 20 MPa for external walls (stone height = 25 cm)	m^2	430	65	27950
Extruded polystyrene (thickness = 3 cm) for external walls	m^2	230	5	1150
Hollow cement block (thickness = 10 cm) for external and internal walls	m^2	207	10	2070
Hollow cement block (thickness = 15 cm) for external walls	m^2	220	12	2640
Hollow cement block (thickness = 20 cm) for internal walls	m^2	17	15	255
RC 25 MPa for stairs	m^3	5	90	450
RC 25 MPa for slab on grade (thickness = 20 cm)	m^2	216	17	3672
RC 25 MPa for slab on grade (thickness = 12 cm)	m^2	225	12	2700
RC 30 MPa for columns	m^3	25	100	2500
RC 30 MPa for slab and beams	m^3	117	100	11700
RC 30 MPa for stairs	m^3	3	100	300
Total				57,947