अरत्निरिन्द्रकीलः ॥ कZ_०२.३.२६ ॥
aratnirindrakīlaḥ
ಇಂದ್ರಕೀಲ (ನೆಲದ ಕೀಲು/ಲಾಕಿಂಗ್ ಪಿನ್) ಒಂದು ಅರತ್ನಿ (ಒಂದು ಮುಂಗೈ ಉದ್ದ) ಪ್ರಮಾಣವಾಗಿರಬೇಕು।
It prevents under-building (cost-cutting that weakens security/stability) and makes compliance measurable during inspection.