अन्तरेषु द्विहस्तविष्कम्भं पार्श्वे चतुर्गुणायामं देवपथं कारयेत् ॥ कZ_०२.३.१३ ॥
antareṣu dvihastaviṣkambhaṃ pārśve caturguṇāyāmaṃ devapathaṃ kārayet
Pada sela-sela bagian dalam, ia harus membuat devapatha (lorong internal) selebar dua hasta, dan di sepanjang sisi-sisinya panjangnya dibuat empat kali (secara proporsional).
Standard widths prevent bottlenecks, enable quick reinforcement, and support predictable patrol and evacuation movement.