Post Pounding For Ground Mounted Solar Projects in MinnesotaBy admin / April 8, 2015 TruNorth Solar Post-Pounding Solution for Ground Mounted Solar Arrays TruNorth Solar ground mounted solar arrays are supported by driven I-Beam posts. These supports typically require no additional footings or concrete. Operation employs a special Doyle hydraulic vibratory attachment mounted to a Bobcat skid-steer. Posts are W6x9 galvanized I-Beams of 10’-14’ lengths depending on soil type, solar panel dimensions, tilt angle, and clearance desired. This system works well with support racking from a number of solar manufacturers. For more information about post pounding construction services, please call or email us for a project consultation. 612-888-9599