Analysis of CO₂ Emission Reduction Effect of On-Site Production Precast Concrete Member according to Factory Production Environment

Table 6

CO₂ emissions generated by in-plant production environmental factors.

Cost classification	72 EA	240 EA	982 EA
	CO2 emission	CO2 emission	CO2 emission	Ratio (%)
Electricity	36.94	123.19	837.22	44.26
Water, lighting, and heating	17.02	56.74	385.61	20.39
Repair	14.10	47.03	319.62	16.90
Supplies	11.42	38.08	258.80	13.63
Environmental conservation	3.90	13.02	88.46	4.68
Manpower	0.14	0.46	1.86	0.10
Total	83.52	278.52	1,891.57	100.00

Note: unit = t-CO₂.