OSHA rules for crane work near power lines: when to keep 20-50 ft clearance, required controls, spotter duties, and pre-lift checks.

Daily and scheduled inspections, lubrication, weather protection, and recordkeeping to reduce crane repairs, downtime, and maintenance costs.

OSHA checklist for crane-hoisted man baskets: design, proof tests, trial lifts, fall protection, training, and rescue plans.

Estimate AC size in BTU/hr and tons using area, climate, insulation, and more—then compare your result with practical unit size ranges.

Compare boom trucks vs mobile cranes for rooftop HVAC lifts—weight, height, working radius, site access, permits, and true job cost.