त्रिभागाधिकायामा भाण्डवाहिनीः कुल्याः कारयेत् ॥ कZ_०२.३.३३ ॥
tribhāgādhikāyāmā bhāṇḍavāhinīḥ kulyāḥ kārayet
物資を運搬するための水路(kulyāḥ)は、長さを三分の一増し(tribhāga-adhika)にして、貨物・資材(bhāṇḍa-vāhinīḥ)の輸送に適するように造るべきである。
They are not merely drainage; they are designed as logistics conduits for provisioning, construction materials, or protected internal movement.