Table 2.

Carbon emissions generated during the production of materials primarily used for production.

Material	Unit	Quantity	Factor (kg/unit)	Carbon emissions (t)
Cement	t	622.30	719.62	447.82
C20 concrete	m3	868.71	201.38	174.94
C25 concrete	m3	105.07	250.54	26.32
C30 concrete	m3	2,556.20	306.78	784.19
C40 concrete	m3	6.04	391.03	2.36
C50 concrete	m3	13.59	510.94	6.94
Sand	t	2,195.88	9.57	21.01
Gravel	t	1,728.33	12.69	21.93
Stone	m3	35.94	6.05	0.22
Brick 200 × 95 × 53	1000	474.83	504.00	239.31
Building blocks	m3	789.65	146.00	115.29
Waterproofing	m2	3,088.14	2.37	7.32
Coating	t	41.46	25.00	1.03
Steel Q235B	t	163.85	1,789.06	293.14
Other steel	t	29.97	1,789.06	53.61
Steel plate	t	0.29	1,789.06	0.52
Steel reinforcement	t	408.39	1,789.06	730.63
Wood	m3	35.87	10.45	0.37
Aluminum	t	0.78	18.57	0.01
Mixed mortar (M5)	m3	236.82	228.03	54.00
Mixed mortar (M2.5)	m3	50.10	199.23	9.98
Cement mortar (1 : 1)	m3	34.29	730.2	25.04
Cement mortar (1 : 2)	m3	43.74	531.52	23.25
Cement mortar (1 : 2.5)	m3	252.34	469.41	118.45
Cement mortar (1 : 3)	m3	527.62	393.65	207.70
Total				3,365.43