Anchor Rod Tightening MnDOT Anchor Rod Tightening Handbook (PDF) MnDOT Anchor Rod Tightening Forms Stainless Steel and Coated Steel Poles (PDF) Aluminum Poles (Signal Pedestal and Light Poles) (PDF) Videos Video 1: Basic concepts, anchor rod tightening Video 2: New specifications Video 3a: Lighting and signals Video 3b: Overhead signs