Soo Poe Lock Gate 3 Fabrication and Delivery. Work consists of the fabrication and delivery of one replacement Miter Gate 3 for the Poe Lock located at the Soo Locks Complex, St. Marys River, Sault St... Soo Poe Lock Gate 3 Fabrication and Delivery. Work consists of the fabrication and delivery of one replacement Miter Gate 3 for the Poe Lock located at the Soo Locks Complex, St. Marys River, Sault Ste. Marie, MI.*Note: This solicitation includes restricted project drawings and specifications considered to be Controlled, Unclassified Information (CUI). Reference the Instructions to Bidders section of the solicitation for full details and instructions for requesting access to the documents.