AUTORIDAD DEL CANAL DE PANAMÁ OPERATIONS DEPARTMENT 3654-A (OPXI v. 3-2-2011 ADVISORIES ARE AVAILABLE AT http://www.pancanal.com FOR ETAS OR DIRECT COMMUNICATION WITH OUR OFFICES, REFER TO NOTICE N-3-2011 OP’S ADVISORY TO SHIPPING No. A-18-2011 August 24, 2011 TO : All Shipping Agents, Owners, and Operators SUBJECT: PANAMA CANAL LOCKS MAINTENANCE AND T HE TRANSIT RESERVATION SYSTEM Beginning Saturday, August 27, 2011, at 2100 hours through Saturday, September 03, 2011, at 0500 hours, the west lane at Gatun Locks will be out of service for maintenance and repairs on the sill and maintenance work on rising stem valves # 242-243. In addition, beginning Monday, August 29, 2011, at 0001 hours through Friday, September 02, 2011, at 0001 hours, the west lane at Pedro Miguel Locks will be closed for necessary dredging work in the area of the southwest approach wall of Pedro Miguel Locks. As a result, and in accordance with the rules governing the Transit Reservation System, (OP’s Notice to Shipping No. N-7-2011), Condition 2 will be in effect from Sunday, August 28, 2011, through Friday, September 2, 2011. Applications for reserved transits while Condition 2 is in effect will be received beginning at 0900 hours on Thursday, August 25, 2011. The booking slot available through the Auction Process will continue to be offered during this period. This document is cancelled for record purposes on September 30, 2011. ORIGINAL SIGNED _______________________ Manuel E. Benítez Executive Vice President of Operations