चतुरशीत्यङ्गुलो व्यामो रज्जुमानं खातपौरुषं च ॥ कZ_०२.२०.१७ ॥
caturaśītyaṅgulo vyāmo rajjumānaṃ khātapauruṣaṃ ca
व्यामः चतुरशीत्यङ्गुलः; स रज्जुमानं, खातपौरुषं च।
Rope standards enable repeatable site checks; officials cannot easily inflate excavation lengths/depths to overbill the treasury.