Research Article
An Integrated Metaheuristic Routing Method for Multiple-Block Warehouses with Ultranarrow Aisles and Access Restriction
Table 1
Detailed configurations of warehouse scenarios.
| Layout scenario | Number of blocks | Number of cross aisles | Number of connect aisles | Front restriction | Back restriction |
| 1 | 1 | 1 | 2 | Yes | No | 2 | 1 | 1 | 2 | No | Yes | 3 | 1 | 2 | 2 | No | No | 4 | 2 | 1 | 3 | Yes | No | 5 | 2 | 1 | 3 | No | Yes | 6 | 2 | 2 | 3 | No | No | 7 | 2 | 2 | 2 | Yes | No | 8 | 2 | 2 | 2 | No | Yes | 9 | 2 | 3 | 2 | No | No | 10 | 4 | 3 | 3 | No | No | 11 | 4 | 3 | 2 | Yes | Yes | 12 | 8 | 3 | 3 | Yes | Yes |
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