When a building being constructed or demolished occupies a ground area of more than________sq. ft., and up to________sq. ft., a competent watchman shall be on duty at the site during all hours when operations are not in progress.
When a building being constructed or demolished occupies a ground area of more than a certain size, a competent watchman shall be on duty at the site during non-operational hours. The specific square footage requirements may vary depending on local regulations. It's important to consult the local authorities or building codes in your area to determine the exact thresholds and requirements for having a watchman on site. They will have the most accurate information to ensure safety and compliance during construction or demolition projects.