Cost and CO₂ Emission Reduction Effects of a Partially Encased Composite Precast Concrete Beam

Table 8

The cost of different beams.

Material	PPECB	SCCB			RCB
		SCCB1	SCCB2	SCCB3	RCB1	RCB2
Concrete	13.32	24.43	26.18	26.18	20.07	21.82
I-steel-Q235	22.83	—	—	—	—	—
I-steel-Q345	—	51.84	52.99	52.80
Rebar	10.02	14.51	14.56	16.49	35.19	38.41
Bolts	—	1.13	1.13	1.13	—	—
Total	46.16	91.91	94.85	96.60	55.26	60.23

Note. The bolts are classified into I-steel during statistics.