Yes, before causing any ground disturbance, Alberta One Call must be called. This is the responsibility of the primary contractor/owner to have Alberta One Call contacted to perform a locate for all utilities prior to commencing any excavation at the dig site. The digging community has an obligation to protect the safety of workers, the public and the environment. Some utilities can be buried just mere centimeters below the ground surface. To contact Alberta One Call and submit a locate - www.albertaonecall.com or 780.242.3447