NCCCO Crane Operator
Only when 4 criteria are followed When is a float pad load the highest - When picking over a corner On a crawler crane, when is ground pressure the lowest - When picking over a side Why place blocking under the ends of a crawler - To make the crane more stable What is the minimum OSHA clearance for working near a 90,000 volt power line - 15 feet What is the correct direction for installing boom pins - Install pins from the outside If a particular crane must be level within 1% grade, what is the maximum elevation change in 25 feet - 3 inches Which pins should never be removed when dismantling a lattice boom - Any pin behind pendant support What is the minimum criteria that would cause a lift to be critical - 75% of chart What is the biggest risk in a 2 crane lift - Side load What is the best procedure when working around power lines - Shut down the lines How much of a cranes capacity can be used when lifting personnel baskets - 50%
Información del documento
- Subido en
- 27 de mayo de 2025
- Número de páginas
- 28
- Escrito en
- 2024/2025
- Tipo
- Examen
- Contiene
- Preguntas y respuestas
