Which of the following is NOT a common type of equipment operated by operating engineers?

Operating engineers typically handle heavy machinery that is essential for construction and excavation projects. The types of equipment commonly operated by them include cranes, excavators, and backhoes, which are specifically designed for moving earth, lifting heavy loads, and performing complex tasks on construction sites.

Cranes are used for lifting and moving materials vertically and horizontally. They require specialized training and skill to operate safely, particularly in urban environments where spatial constraints can be significant. Excavators also play a critical role in digging, trenching, and demolition work. Their arm and chassis design allow for a wide range of motion and versatility on job sites.

Backhoes are another core piece of equipment, providing a combination of a front loader and a rear digging bucket, making them invaluable for digging, landscaping, and light demolition tasks. Each of these machines requires specific operational knowledge and skills, which are a fundamental part of an operating engineer's training.

Forklifts, while useful for lifting and transporting materials, are often categorized differently in terms of equipment operation. They are primarily used in warehouse or material handling contexts rather than heavy construction, which distinguishes them from the more substantial machinery typically operated by engineers. Therefore, forklifts are not considered a common type of equipment for operating engineers on construction sites.