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

Table 5

Quantity survey of SCCBs.

Item	Unit	SCCB1	SCCB2	SCCB3
Steel	kg	89.26	91.24	90.92
Concrete	m^3	0.28	0.30	0.30
Bolts	kg	1.44	1.44	1.44
Screwed rebar	kg	24.37	24.45	27.70