N.I.S. offers certified crane inspection services for mobile and overhead cranes. We carry OSHA and ASME certifications. Pictured in this series are a variety of cranes N.I.S. has inspected for various customers. Nondestructive techniques for projects of this nature include magnetic particle inspection and ultrasonic inspection. By incorporating these techniques in our inspections, N.I.S. exceeds OSHA inspection requirements.