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

Table 6

Quantity survey of RCBs.

Item		Unit	RCB1	RCB2
Screwed rebar	Slab rebar	kg	5.65	—
	Stirrup	kg	11.38	15.19
	Longitudinal rebar	kg	38.53	38.53
	Constructional rebar	kg	3.55	10.81
Concrete		m^3	0.23	0.25