अरत्निरिन्द्रकीलः ॥ कZ_०२.३.२६ ॥
aratnirindrakīlaḥ
ইন্দ্ৰকীল (ভূমি-খুঁটি/লকিং পিন) এক অৰত্নি (এটা আগবাহুৰ দৈৰ্ঘ্য) মাপৰ হ’ব লাগে।
It prevents under-building (cost-cutting that weakens security/stability) and makes compliance measurable during inspection.