An Optimal Hierarchical Decision Model for a Regional Logistics Network with Environmental Impact Consideration

Table 3

The transfer time and cost at the general logistics nodes.

Mode	HGV	LGV	Railway	Waterway
HGV	0 (0)	0.5 (1.5)	1.5 (3.6)	2 (4.2)
LGV	0.5 (1.5)	0 (0)	1.1 (3.3)	1.2 (3.9)
Railway	1.5 (3.6)	1.1 (3.3)	0 (0)	1.8 (2.7)
Waterway	2 (4.2)	1.2 (3.9)	1.8 (2.7)	0 (0)

Note. The numbers inside and outside the brackets are transfer cost ($/ton) and transfer time (hour), respectively.