चतुष्पञ्चाशदङ्गुलः कूप्यवनहस्तः ॥ कZ_०२.२०.१६ ॥
catuṣpañcāśadaṅgulaḥ kūpyavanahastaḥ
कूप्यवनहस्त 54 अंगुल का होता है।
It supports standardized measurement for timber/forest produce assessment, preventing under-reporting and easing enforcement.