अरत्निरिन्द्रकीलः ॥ कZ_०२.३.२६ ॥
aratnirindrakīlaḥ
ຫຼັກປັກດິນ/ເຂັມລັອກ (indrakīla) ຕ້ອງຍາວ 1 ອະຣັດນິ (aratni) (ຄວາມຍາວແຂນທ່ອນ).
It prevents under-building (cost-cutting that weakens security/stability) and makes compliance measurable during inspection.