Customer-Oriented Vehicle Routing Problem with Environment Consideration: Two-Phase Optimization Approach and Heuristic Solution

Table 8

The clustering results of vehicle restrictions for 2 tons.

Cluster condition	Group No.	Customer No.	Cargo volume (tons)
=2t	Group 1	6,21,2,4,17,14,8,22	1.9
	Group 2	7,24,15;,1,19,5	2.0
	Group 3	9,12,10,3,13,23	1.9
	Group 4	11,18,16,20	1.5