If you appeal, your appeal must be submitted in writing on the official appeal form, signed by you or your representative, and received at the following address within ten (10) days of your receipt of this notice: Colorado State Personnel Board/State Personnel Director, Attn: Appeals Processing, 1525 Sherman Street, 4th Floor, Denver, CO 80203. If you have a Colorado Class A or B Commercial Driver's License and are passionate about safety, travel, and hands-on repair and improvements, then consider turning your passions into a career as a Highway Maintenance Specialist.