Boulderâs notable tree tour includes a Cottonwood on the university campus that was planted in 1876, this tree is 136 years old, and thanks to proper pruning techniques, and some tender loving care from a qualified arborist, you can start giving thanks to trees and it will continue to thrive for many more years.
In order to become licensed as a Contractor (Class A, Class B, or Class C), applicants must complete eight hours of pre-license education. For Class A and Class B applicants, the pre-license education must be completed by a member of responsible management or the designated employee. For Class C applicants, a member of responsible management must complete the pre-license education.
A Class C license is for the operation of a single vehicle or combination of vehicles that does not meet the definition of a Class A or Class B license. A Class A or Class B license, or a Class C license with endorsements for double or triple trailers, buses, tank trucks, or hazardous materials is a commercial license. Operation of a school bus, motorcycle, motor-drive cycle, or moped requires a special endorsement on a license.